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 struct smbXsrv_client;
  50 struct smbXsrv_connection;
  51 struct dcesrv_context;
  52
  53 /* The following definitions come from smbd/smb2_signing.c */
  54
  55 bool smb2_srv_init_signing(struct smbXsrv_connection *conn);
  56 bool srv_init_signing(struct smbXsrv_connection *conn);
  57
  58 /* The following definitions come from smbd/aio.c  */
  59
  60 struct aio_extra;
  61 bool aio_write_through_requested(struct aio_extra *aio_ex);
  62 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  63                                 struct smb_request *smbreq,
  64                                 files_struct *fsp,
  65                                 TALLOC_CTX *ctx,
  66                                 DATA_BLOB *preadbuf,
  67                                 off_t startpos,
  68                                 size_t smb_maxcnt);
  69 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  70                                 struct smb_request *smbreq,
  71                                 files_struct *fsp,
  72                                 uint64_t in_offset,
  73                                 DATA_BLOB in_data,
  74                                 bool write_through);
  75 bool cancel_smb2_aio(struct smb_request *smbreq);
  76 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  77 struct aio_extra *create_aio_extra(TALLOC_CTX *mem_ctx,
  78                                    files_struct *fsp,
  79                                    size_t buflen);
  80 struct tevent_req *pwrite_fsync_send(TALLOC_CTX *mem_ctx,
  81                                      struct tevent_context *ev,
  82                                      struct files_struct *fsp,
  83                                      const void *data,
  84                                      size_t n, off_t offset,
  85                                      bool write_through);
  86 ssize_t pwrite_fsync_recv(struct tevent_req *req, int *perr);
  87
  88 /* The following definitions come from smbd/blocking.c  */
  89
  90 NTSTATUS smbd_do_locks_try(
  91         struct files_struct *fsp,
  92         uint16_t num_locks,
  93         struct smbd_lock_element *locks,
  94         uint16_t *blocker_idx,
  95         struct server_id *blocking_pid,
  96         uint64_t *blocking_smblctx);
  97 struct tevent_req *smbd_smb1_do_locks_send(
  98         TALLOC_CTX *mem_ctx,
  99         struct tevent_context *ev,
 100         struct smb_request **smbreq, /* talloc_move()d into our state */
 101         struct files_struct *fsp,
 102         uint32_t lock_timeout,
 103         bool large_offset,
 104         uint16_t num_locks,
 105         struct smbd_lock_element *locks);
 106 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
 107 bool smbd_smb1_do_locks_extract_smbreq(
 108         struct tevent_req *req,
 109         TALLOC_CTX *mem_ctx,
 110         struct smb_request **psmbreq);
 111 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
 112 bool smbd_smb1_brl_finish_by_lock(
 113         struct files_struct *fsp,
 114         bool large_offset,
 115         struct smbd_lock_element lock,
 116         NTSTATUS finish_status);
 117 bool smbd_smb1_brl_finish_by_mid(
 118         struct smbd_server_connection *sconn, uint64_t mid);
 119
 120 /* The following definitions come from smbd/close.c  */
 121
 122 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 123 NTSTATUS close_file_smb(struct smb_request *req,
 124                         struct files_struct *fsp,
 125                         enum file_close_type close_type);
 126 NTSTATUS close_file_free(struct smb_request *req,
 127                          struct files_struct **_fsp,
 128                          enum file_close_type close_type);
 129 void msg_close_file(struct messaging_context *msg_ctx,
 130                     void *private_data,
 131                     uint32_t msg_type,
 132                     struct server_id server_id,
 133                     DATA_BLOB *data);
 134 NTSTATUS delete_all_streams(connection_struct *conn,
 135                         const struct smb_filename *smb_fname);
 136 NTSTATUS recursive_rmdir(TALLOC_CTX *ctx,
 137                      connection_struct *conn,
 138                      struct smb_filename *smb_dname);
 139 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 140                               struct files_struct *fsp);
 141
 142 /* The following definitions come from smbd/conn.c  */
 143
 144 int conn_num_open(struct smbd_server_connection *sconn);
 145 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 146 connection_struct *conn_new(struct smbd_server_connection *sconn);
 147 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 148 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 149 void conn_free(connection_struct *conn);
 150 void conn_setup_case_options(connection_struct *conn);
 151 void conn_force_tdis(
 152         struct smbd_server_connection *sconn,
 153         bool (*check_fn)(struct connection_struct *conn,
 154                          void *private_data),
 155         void *private_data);
 156 void msg_force_tdis(struct messaging_context *msg,
 157                     void *private_data,
 158                     uint32_t msg_type,
 159                     struct server_id server_id,
 160                     DATA_BLOB *data);
 161 void msg_force_tdis_denied(
 162         struct messaging_context *msg,
 163         void *private_data,
 164         uint32_t msg_type,
 165         struct server_id server_id,
 166         DATA_BLOB *data);
 167
 168 /* The following definitions come from smbd/connection.c  */
 169
 170 int count_current_connections(const char *sharename, bool verify);
 171 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 172
 173 /* The following definitions come from smbd/dfree.c  */
 174
 175 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 176                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 177 void flush_dfree_cache(void);
 178
 179 /* The following definitions come from smbd/dir.c  */
 180
 181 bool init_dptrs(struct smbd_server_connection *sconn);
 182 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 183 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 184 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 185 void dptr_closecnum(connection_struct *conn);
 186 NTSTATUS dptr_create(connection_struct *conn,
 187                 struct smb_request *req,
 188                 files_struct *fsp,
 189                 bool old_handle,
 190                 bool expect_close,
 191                 uint16_t spid,
 192                 const char *wcard,
 193                 uint32_t attr,
 194                 struct dptr_struct **dptr_ret);
 195 void dptr_CloseDir(files_struct *fsp);
 196 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 197 long dptr_TellDir(struct dptr_struct *dptr);
 198 bool dptr_has_wild(struct dptr_struct *dptr);
 199 int dptr_dnum(struct dptr_struct *dptr);
 200 bool dptr_get_priv(struct dptr_struct *dptr);
 201 void dptr_set_priv(struct dptr_struct *dptr);
 202 bool dptr_case_sensitive(struct dptr_struct *dptr);
 203 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 204 bool dptr_fill(struct smbd_server_connection *sconn,
 205                char *buf1,unsigned int key);
 206 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
 207                                char *buf,int *num);
 208 struct smb_Dir;
 209 struct files_struct *dir_hnd_fetch_fsp(struct smb_Dir *dir_hnd);
 210 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 211                                        int dptr_num);
 212 bool get_dir_entry(TALLOC_CTX *ctx,
 213                 struct dptr_struct *dirptr,
 214                 const char *mask,
 215                 uint32_t dirtype,
 216                 char **pp_fname_out,
 217                 off_t *size,
 218                 uint32_t *mode,
 219                 struct timespec *date,
 220                 bool check_descend,
 221                 bool ask_sharemode);
 222 struct smb_Dir;
 223 bool is_visible_fsp(files_struct *fsp);
 224 NTSTATUS OpenDir(TALLOC_CTX *mem_ctx,
 225                  connection_struct *conn,
 226                  const struct smb_filename *smb_dname,
 227                  const char *mask,
 228                  uint32_t attr,
 229                  struct smb_Dir **_dir_hnd);
 230 NTSTATUS OpenDir_from_pathref(TALLOC_CTX *mem_ctx,
 231                               struct files_struct *dirfsp,
 232                               const char *mask,
 233                               uint32_t attr,
 234                               struct smb_Dir **_dir_hnd);
 235 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 236                         SMB_STRUCT_STAT *sbuf, char **talloced);
 237 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 238 void SeekDir(struct smb_Dir *dirp, long offset);
 239 long TellDir(struct smb_Dir *dirp);
 240 NTSTATUS can_delete_directory(struct connection_struct *conn,
 241                                 const char *dirname);
 242 bool have_file_open_below(connection_struct *conn,
 243                         const struct smb_filename *name);
 244
 245 /* The following definitions come from smbd/dmapi.c  */
 246
 247 const void *dmapi_get_current_session(void);
 248 bool dmapi_have_session(void);
 249 bool dmapi_new_session(void);
 250 bool dmapi_destroy_session(void);
 251 uint32_t dmapi_file_flags(const char * const path);
 252
 253 /* The following definitions come from smbd/dnsregister.c  */
 254
 255 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 256                                   TALLOC_CTX *mem_ctx,
 257                                   uint16_t port);
 258
 259 /* The following definitions come from smbd/dosmode.c  */
 260
 261 mode_t unix_mode(connection_struct *conn, int dosmode,
 262                  const struct smb_filename *smb_fname,
 263                  struct files_struct *parent_dirfsp);
 264 uint32_t dos_mode_msdfs(connection_struct *conn,
 265                       const struct smb_filename *smb_fname);
 266 uint32_t fdos_mode(struct files_struct *fsp);
 267 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 268                                     struct tevent_context *ev,
 269                                     files_struct *dir_fsp,
 270                                     struct smb_filename *smb_fname);
 271 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 272 int file_set_dosmode(connection_struct *conn,
 273                      struct smb_filename *smb_fname,
 274                      uint32_t dosmode,
 275                      struct smb_filename *parent_dir,
 276                      bool newfile);
 277 NTSTATUS file_set_sparse(connection_struct *conn,
 278                          struct files_struct *fsp,
 279                          bool sparse);
 280 int file_ntimes(connection_struct *conn,
 281                 files_struct *fsp,
 282                 struct smb_file_time *ft);
 283 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 284 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 285                                struct timespec mtime);
 286
 287 NTSTATUS fget_ea_dos_attribute(struct files_struct *fsp,
 288                               uint32_t *pattr);
 289 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 290                               const struct smb_filename *smb_fname,
 291                               uint32_t dosmode);
 292
 293 NTSTATUS set_create_timespec_ea(struct files_struct *fsp,
 294                                 struct timespec create_time);
 295
 296 struct timespec get_create_timespec(connection_struct *conn,
 297                                 struct files_struct *fsp,
 298                                 const struct smb_filename *smb_fname);
 299
 300 struct timespec get_change_timespec(connection_struct *conn,
 301                                 struct files_struct *fsp,
 302                                 const struct smb_filename *smb_fname);
 303
 304 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 305                                   DATA_BLOB blob,
 306                                   uint32_t *pattr);
 307
 308 /* The following definitions come from smbd/error.c  */
 309
 310 bool use_nt_status(void);
 311 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 312 size_t error_packet(char *outbuf,
 313                     uint8_t eclass,
 314                     uint32_t ecode,
 315                     NTSTATUS ntstatus,
 316                     int line,
 317                     const char *file);
 318 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 319                     int line, const char *file);
 320 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 321                     int line, const char *file);
 322 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 323                       NTSTATUS status, int line, const char *file);
 324 void reply_openerror(struct smb_request *req, NTSTATUS status);
 325
 326 /* The following definitions come from smbd/file_access.c  */
 327
 328 bool can_delete_file_in_directory(connection_struct *conn,
 329                         struct files_struct *dirfsp,
 330                         const struct smb_filename *smb_fname);
 331 bool can_write_to_fsp(struct files_struct *fsp);
 332 bool directory_has_default_acl_fsp(struct files_struct *fsp);
 333 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 334
 335 /* The following definitions come from smbd/fileio.c  */
 336
 337 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 338 void fsp_flush_write_time_update(struct files_struct *fsp);
 339 void trigger_write_time_update(struct files_struct *fsp);
 340 void trigger_write_time_update_immediate(struct files_struct *fsp);
 341 void mark_file_modified(files_struct *fsp);
 342 ssize_t write_file(struct smb_request *req,
 343                         files_struct *fsp,
 344                         const char *data,
 345                         off_t pos,
 346                         size_t n);
 347 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 348
 349 /* The following definitions come from smbd/filename.c  */
 350
 351 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 352 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 353 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 354                       connection_struct *conn,
 355                       const char *orig_path,
 356                       NTTIME twrp,
 357                       struct smb_filename **smb_fname,
 358                       uint32_t ucf_flags);
 359 bool extract_snapshot_token(char *fname, NTTIME *twrp);
 360 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
 361                                     uint32_t ucf_flags,
 362                                     NTTIME twrp);
 363 NTSTATUS get_real_filename_full_scan(connection_struct *conn,
 364                                      const char *path,
 365                                      const char *name,
 366                                      bool mangled,
 367                                      TALLOC_CTX *mem_ctx,
 368                                      char **found_name);
 369 NTSTATUS get_real_filename_full_scan_at(struct files_struct *dirfsp,
 370                                         const char *name,
 371                                         bool mangled,
 372                                         TALLOC_CTX *mem_ctx,
 373                                         char **found_name);
 374 char *get_original_lcomp(TALLOC_CTX *ctx,
 375                         connection_struct *conn,
 376                         const char *filename_in,
 377                         uint32_t ucf_flags);
 378 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 379                         connection_struct *conn,
 380                         const char *name_in,
 381                         uint32_t ucf_flags,
 382                         NTTIME twrp,
 383                         struct smb_filename **pp_smb_fname);
 384 NTSTATUS filename_convert_smb1_search_path(TALLOC_CTX *ctx,
 385                                            connection_struct *conn,
 386                                            const char *name_in,
 387                                            uint32_t ucf_flags,
 388                                            struct smb_filename **_smb_fname_out,
 389                                            char **_mask_out);
 390 NTSTATUS get_real_filename_at(struct files_struct *dirfsp,
 391                               const char *name,
 392                               TALLOC_CTX *mem_ctx,
 393                               char **found_name);
 394
 395 /* The following definitions come from smbd/files.c  */
 396
 397 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 398                  files_struct **result);
 399 void fsp_set_gen_id(files_struct *fsp);
 400 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 401                   files_struct **result);
 402 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
 403 void file_close_conn(connection_struct *conn);
 404 bool file_init_global(void);
 405 bool file_init(struct smbd_server_connection *sconn);
 406 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 407 struct files_struct *files_forall(
 408         struct smbd_server_connection *sconn,
 409         struct files_struct *(*fn)(struct files_struct *fsp,
 410                                    void *private_data),
 411         void *private_data);
 412 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 413 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 414                             struct file_id id, unsigned long gen_id);
 415 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 416                                  struct file_id id,
 417                                  bool need_fsa);
 418 files_struct *file_find_di_next(files_struct *start_fsp,
 419                                  bool need_fsa);
 420 struct files_struct *file_find_one_fsp_from_lease_key(
 421         struct smbd_server_connection *sconn,
 422         const struct smb2_lease_key *lease_key);
 423 bool file_find_subpath(files_struct *dir_fsp);
 424 void fsp_unbind_smb(struct smb_request *req, files_struct *fsp);
 425 void file_free(struct smb_request *req, files_struct *fsp);
 426 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 427 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 428                                   uint64_t persistent_id,
 429                                   uint64_t volatile_id);
 430 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 431                                    uint64_t persistent_id,
 432                                    uint64_t volatile_id);
 433 NTSTATUS dup_file_fsp(
 434         files_struct *from,
 435         uint32_t access_mask,
 436         files_struct *to);
 437 NTSTATUS file_name_hash(connection_struct *conn,
 438                         const char *name, uint32_t *p_name_hash);
 439 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 440                            const struct smb_filename *smb_fname_in);
 441 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 442 void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp);
 443 bool fsp_is_alternate_stream(const struct files_struct *fsp);
 444 struct files_struct *metadata_fsp(struct files_struct *fsp);
 445
 446 NTSTATUS create_internal_fsp(connection_struct *conn,
 447                              const struct smb_filename *smb_fname,
 448                              struct files_struct **_fsp);
 449 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 450                                 const struct smb_filename *smb_dname,
 451                                 struct files_struct **_fsp);
 452
 453 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 454                               const struct smb_filename *smb_dname,
 455                               int open_flags,
 456                               struct files_struct **_fsp);
 457 NTSTATUS openat_internal_dir_from_pathref(
 458         struct files_struct *dirfsp,
 459         int open_flags,
 460         struct files_struct **_fsp);
 461
 462 NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp,
 463                             struct smb_filename *smb_fname);
 464 NTSTATUS open_stream_pathref_fsp(
 465         struct files_struct **_base_fsp,
 466         struct smb_filename *smb_fname);
 467 NTSTATUS openat_pathref_dirfsp_nosymlink(
 468         TALLOC_CTX *mem_ctx,
 469         struct connection_struct *conn,
 470         const char *path_in,
 471         NTTIME twrp,
 472         struct smb_filename **_smb_fname,
 473         size_t *unparsed,
 474         char **substitute);
 475
 476 void smb_fname_fsp_unlink(struct smb_filename *smb_fname);
 477
 478 NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 479                                  struct smb_filename *smb_fname_src);
 480
 481 NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx,
 482                            struct files_struct *dirfsp,
 483                            const char *base_name,
 484                            const char *stream_name,
 485                            const SMB_STRUCT_STAT *psbuf,
 486                            NTTIME twrp,
 487                            uint32_t flags,
 488                            struct smb_filename **_smb_fname);
 489
 490 NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx,
 491                         struct files_struct *dirfsp,
 492                         const struct smb_filename *smb_fname,
 493                         struct smb_filename **_parent,
 494                         struct smb_filename **_atname);
 495
 496 /* The following definitions come from smbd/smb2_ipc.c  */
 497
 498 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 499
 500 /* The following definitions come from smbd/mangle.c  */
 501
 502 void mangle_reset_cache(void);
 503 void mangle_change_to_posix(void);
 504 bool mangle_is_mangled(const char *s, const struct share_params *p);
 505 bool mangle_is_8_3(const char *fname, bool check_case,
 506                    const struct share_params *p);
 507 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 508                              const struct share_params *p);
 509 bool mangle_must_mangle(const char *fname,
 510                    const struct share_params *p);
 511 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 512                         const char *in,
 513                         char **out, /* talloced on the given context. */
 514                         const struct share_params *p);
 515 bool name_to_8_3(const char *in,
 516                 char out[13],
 517                 bool cache83,
 518                 const struct share_params *p);
 519
 520 /* The following definitions come from smbd/mangle_hash.c  */
 521
 522 const struct mangle_fns *mangle_hash_init(void);
 523
 524 /* The following definitions come from smbd/mangle_hash2.c  */
 525
 526 const struct mangle_fns *mangle_hash2_init(void);
 527 const struct mangle_fns *posix_mangle_init(void);
 528
 529 /* The following definitions come from smbd/msdfs.c  */
 530
 531 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 532                         bool shuffle_referrals,
 533                         const char *target,
 534                         struct referral **preflist,
 535                         size_t *refcount);
 536 bool is_msdfs_link(struct files_struct *dirfsp,
 537                    struct smb_filename *smb_fname);
 538 struct junction_map;
 539 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 540                            struct auth_session_info *session_info,
 541                            const char *dfs_path,
 542                            const struct tsocket_address *remote_address,
 543                            const struct tsocket_address *local_address,
 544                            bool allow_broken_path,
 545                            struct junction_map *jucn,
 546                            int *consumedcntp,
 547                            bool *self_referralp);
 548 int setup_dfs_referral(connection_struct *orig_conn,
 549                         const char *dfs_path,
 550                         int max_referral_level,
 551                         char **ppdata, NTSTATUS *pstatus);
 552 bool create_junction(TALLOC_CTX *ctx,
 553                 const char *dfs_path,
 554                 bool allow_broken_path,
 555                 struct junction_map *jucn);
 556 struct referral;
 557 char *msdfs_link_string(TALLOC_CTX *ctx,
 558                 const struct referral *reflist,
 559                 size_t referral_count);
 560 bool create_msdfs_link(const struct junction_map *jucn,
 561                        struct auth_session_info *session_info);
 562 bool remove_msdfs_link(const struct junction_map *jucn,
 563                        struct auth_session_info *session_info);
 564
 565 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 566                                       struct auth_session_info *session_info,
 567                                       size_t *p_num_jn);
 568 NTSTATUS dfs_redirect(TALLOC_CTX *ctx,
 569                         connection_struct *conn,
 570                         const char *name_in,
 571                         uint32_t ucf_flags,
 572                         bool allow_broken_path,
 573                         NTTIME *twrp,
 574                         char **pp_name_out);
 575 struct connection_struct;
 576 struct smb_filename;
 577
 578 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx,
 579                                 struct tevent_context *ev,
 580                                 struct messaging_context *msg,
 581                                 const struct auth_session_info *session_info,
 582                                 int snum,
 583                                 const char *path,
 584                                 struct connection_struct **c);
 585 struct conn_struct_tos {
 586         struct connection_struct *conn;
 587         struct smb_filename *oldcwd_fname;
 588 };
 589 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 590                                 int snum,
 591                                 const char *path,
 592                                 const struct auth_session_info *session_info,
 593                                 struct conn_struct_tos **_c);
 594 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 595                                     int snum,
 596                                     const char *path,
 597                                     const struct auth_session_info *session_info,
 598                                     struct conn_struct_tos **_c);
 599
 600 /* The following definitions come from smbd/notify.c  */
 601
 602 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 603 void change_notify_reply(struct smb_request *req,
 604                          NTSTATUS error_code,
 605                          uint32_t max_param,
 606                          struct notify_change_buf *notify_buf,
 607                          void (*reply_fn)(struct smb_request *req,
 608                                           NTSTATUS error_code,
 609                                           uint8_t *buf, size_t len));
 610 void notify_callback(struct smbd_server_connection *sconn,
 611                      void *private_data, struct timespec when,
 612                      const struct notify_event *e);
 613 NTSTATUS change_notify_create(struct files_struct *fsp,
 614                               uint32_t max_buffer_size,
 615                               uint32_t filter,
 616                               bool recursive);
 617 NTSTATUS change_notify_add_request(struct smb_request *req,
 618                                 uint32_t max_param,
 619                                 uint32_t filter, bool recursive,
 620                                 struct files_struct *fsp,
 621                                 void (*reply_fn)(struct smb_request *req,
 622                                         NTSTATUS error_code,
 623                                         uint8_t *buf, size_t len));
 624 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 625                                 void *private_data, uint32_t msg_type,
 626                                 struct server_id server_id, DATA_BLOB *data);
 627 void smbd_notifyd_restarted(struct messaging_context *msg,
 628                             void *private_data, uint32_t msg_type,
 629                             struct server_id server_id, DATA_BLOB *data);
 630 bool remove_pending_change_notify_requests_by_mid(
 631         struct smbd_server_connection *sconn, uint64_t mid);
 632 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 633                                                   NTSTATUS status);
 634 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 635                   const char *path);
 636 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 637 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 638                                                      struct tevent_context *ev);
 639
 640 /* The following definitions come from smbd/notify_inotify.c  */
 641
 642 int inotify_watch(TALLOC_CTX *mem_ctx,
 643                   struct sys_notify_context *ctx,
 644                   const char *path,
 645                   uint32_t *filter,
 646                   uint32_t *subdir_filter,
 647                   void (*callback)(struct sys_notify_context *ctx,
 648                                    void *private_data,
 649                                    struct notify_event *ev,
 650                                    uint32_t filter),
 651                   void *private_data,
 652                   void *handle_p);
 653
 654 int fam_watch(TALLOC_CTX *mem_ctx,
 655               struct sys_notify_context *ctx,
 656               const char *path,
 657               uint32_t *filter,
 658               uint32_t *subdir_filter,
 659               void (*callback)(struct sys_notify_context *ctx,
 660                                void *private_data,
 661                                struct notify_event *ev,
 662                                uint32_t filter),
 663               void *private_data,
 664               void *handle_p);
 665
 666
 667 /* The following definitions come from smbd/notify_internal.c  */
 668
 669 struct notify_context *notify_init(
 670         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 671         struct smbd_server_connection *sconn,
 672         void (*callback)(struct smbd_server_connection *sconn,
 673                          void *, struct timespec,
 674                          const struct notify_event *));
 675 NTSTATUS notify_add(struct notify_context *ctx,
 676                     const char *path, uint32_t filter, uint32_t subdir_filter,
 677                     void *private_data);
 678 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 679                        char *path);
 680 void notify_trigger(struct notify_context *notify,
 681                     uint32_t action, uint32_t filter,
 682                     const char *dir, const char *path);
 683
 684 /* The following definitions come from smbd/ntquotas.c  */
 685
 686 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 687                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 688 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 689 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 690 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 691
 692 /* The following definitions come from smbd/smb2_nttrans.c  */
 693
 694 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 695                        uint32_t security_info_sent);
 696 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 697                        uint32_t security_info_sent);
 698 NTSTATUS copy_internals(TALLOC_CTX *ctx,
 699                         connection_struct *conn,
 700                         struct smb_request *req,
 701                         struct files_struct *src_dirfsp,
 702                         struct smb_filename *smb_fname_src,
 703                         struct files_struct *dst_dirfsp,
 704                         struct smb_filename *smb_fname_dst,
 705                         uint32_t attrs);
 706 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 707                                         TALLOC_CTX *mem_ctx,
 708                                         files_struct *fsp,
 709                                         uint32_t security_info_wanted,
 710                                         uint32_t max_data_count,
 711                                         uint8_t **ppmarshalled_sd,
 712                                         size_t *psd_size);
 713 #ifdef HAVE_SYS_QUOTAS
 714
 715 struct smb2_query_quota_info;
 716
 717 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 718                                      files_struct *fsp,
 719                                      bool restart_scan,
 720                                      bool return_single,
 721                                      uint32_t sid_list_length,
 722                                      DATA_BLOB *sidbuffer,
 723                                      uint32_t max_data_count,
 724                                      uint8_t **p_data,
 725                                      uint32_t *p_data_size);
 726 #endif
 727
 728 /* The following definitions come from smbd/open.c  */
 729
 730 NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp,
 731                                       struct files_struct *fsp,
 732                                       bool use_privs,
 733                                       uint32_t access_mask);
 734 NTSTATUS check_parent_access_fsp(struct files_struct *fsp,
 735                                 uint32_t access_mask);
 736 NTSTATUS fd_openat(const struct files_struct *dirfsp,
 737                    struct smb_filename *smb_fname,
 738                    files_struct *fsp,
 739                    int flags, mode_t mode);
 740 NTSTATUS fd_close(files_struct *fsp);
 741 bool is_oplock_stat_open(uint32_t access_mask);
 742 bool is_lease_stat_open(uint32_t access_mask);
 743 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 744                             const struct file_id *id,
 745                             const struct share_mode_entry *exclusive,
 746                             uint16_t break_to);
 747 struct deferred_open_record;
 748 bool is_deferred_open_async(const struct deferred_open_record *rec);
 749 bool defer_smb1_sharing_violation(struct smb_request *req);
 750 NTSTATUS create_directory(connection_struct *conn,
 751                           struct smb_request *req,
 752                           struct files_struct *dirfsp,
 753                           struct smb_filename *smb_dname);
 754 void msg_file_was_renamed(struct messaging_context *msg,
 755                           void *private_data,
 756                           uint32_t msg_type,
 757                           struct server_id server_id,
 758                           DATA_BLOB *data);
 759 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 760                                  const struct smb2_lease_key *key,
 761                                  uint32_t current_state,
 762                                  uint16_t lease_version,
 763                                  uint16_t lease_epoch);
 764 NTSTATUS create_file_default(connection_struct *conn,
 765                              struct smb_request *req,
 766                              struct files_struct *dirfsp,
 767                              struct smb_filename * smb_fname,
 768                              uint32_t access_mask,
 769                              uint32_t share_access,
 770                              uint32_t create_disposition,
 771                              uint32_t create_options,
 772                              uint32_t file_attributes,
 773                              uint32_t oplock_request,
 774                              const struct smb2_lease *lease,
 775                              uint64_t allocation_size,
 776                              uint32_t private_flags,
 777                              struct security_descriptor *sd,
 778                              struct ea_list *ea_list,
 779                              files_struct **result,
 780                              int *pinfo,
 781                              const struct smb2_create_blobs *in_context_blobs,
 782                              struct smb2_create_blobs *out_context_blobs);
 783
 784 /* The following definitions come from smbd/oplock.c  */
 785
 786 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
 787
 788 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 789 NTSTATUS set_file_oplock(files_struct *fsp);
 790 bool remove_oplock(files_struct *fsp);
 791 bool downgrade_oplock(files_struct *fsp);
 792 bool fsp_lease_update(struct files_struct *fsp);
 793 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
 794                         uint32_t num_file_ids,
 795                         const struct file_id *ids,
 796                         const struct smb2_lease_key *key,
 797                         uint32_t lease_state);
 798 void contend_level2_oplocks_begin(files_struct *fsp,
 799                                   enum level2_contention_type type);
 800 void contend_level2_oplocks_end(files_struct *fsp,
 801                                 enum level2_contention_type type);
 802 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 803                                   enum level2_contention_type type);
 804 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 805                                 enum level2_contention_type type);
 806 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 807                                  const struct share_mode_entry *e);
 808 void message_to_share_mode_entry(struct file_id *id,
 809                                  struct share_mode_entry *e,
 810                                  const char *msg);
 811 bool init_oplocks(struct smbd_server_connection *sconn);
 812 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 813
 814 /* The following definitions come from smbd/oplock_linux.c  */
 815
 816 int linux_set_lease_sighandler(int fd);
 817 int linux_setlease(int fd, int leasetype);
 818 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 819
 820 /* The following definitions come from smbd/password.c  */
 821
 822 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 823 int register_homes_share(const char *username);
 824
 825 /* The following definitions come from smbd/pipes.c  */
 826
 827 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 828                       struct files_struct **pfsp);
 829
 830 /* The following definitions come from smbd/posix_acls.c  */
 831
 832 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 833 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 834 uint32_t map_canon_ace_perms(int snum,
 835                                 enum security_ace_type *pacl_type,
 836                                 mode_t perms,
 837                                 bool directory_ace);
 838 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 839 bool current_user_in_group(connection_struct *conn, gid_t gid);
 840 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 841 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 842                            TALLOC_CTX *mem_ctx,
 843                            struct security_descriptor **ppdesc);
 844 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 845 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 846 int get_acl_group_bits(connection_struct *conn,
 847                        struct files_struct *fsp,
 848                        mode_t *mode);
 849 int inherit_access_posix_acl(connection_struct *conn,
 850                              struct files_struct *inherit_from_dirfsp,
 851                              const struct smb_filename *smb_fname,
 852                              mode_t mode);
 853 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 854                                 files_struct *fsp,
 855                                 uint16_t num_def_acls, const char *pdata);
 856 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 857                                 uint16_t num_acls,
 858                                 const char *pdata);
 859 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 860                                 const struct smb_filename *smb_fname,
 861                                 TALLOC_CTX *mem_ctx,
 862                                 char **blob_description,
 863                                 DATA_BLOB *blob);
 864 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 865                               files_struct *fsp,
 866                               TALLOC_CTX *mem_ctx,
 867                               char **blob_description,
 868                               DATA_BLOB *blob);
 869
 870 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 871
 872 const struct enum_list *get_default_acl_style_list(void);
 873
 874 NTSTATUS make_default_filesystem_acl(
 875         TALLOC_CTX *ctx,
 876         enum default_acl_style acl_style,
 877         const char *name,
 878         const SMB_STRUCT_STAT *psbuf,
 879         struct security_descriptor **ppdesc);
 880
 881 /* The following definitions come from smbd/smb2_process.c  */
 882
 883 bool smb2_srv_send(struct smbXsrv_connection *xconn, char *buffer,
 884                    bool no_signing, uint32_t seqnum,
 885                    bool do_encrypt,
 886                    struct smb_perfcount_data *pcd);
 887 #if !defined(WITH_SMB1SERVER)
 888 bool smb1_srv_send(struct smbXsrv_connection *xconn, char *buffer,
 889                    bool do_signing, uint32_t seqnum,
 890                    bool do_encrypt,
 891                    struct smb_perfcount_data *pcd);
 892 #endif
 893 size_t srv_smb1_set_message(char *buf,
 894                        size_t num_words,
 895                        size_t num_bytes,
 896                        bool zero);
 897 NTSTATUS read_packet_remainder(int fd, char *buffer,
 898                                unsigned int timeout, ssize_t len);
 899 NTSTATUS receive_smb_talloc(TALLOC_CTX *mem_ctx,
 900                             struct smbXsrv_connection *xconn,
 901                             int sock,
 902                             char **buffer, unsigned int timeout,
 903                             size_t *p_unread, bool *p_encrypted,
 904                             size_t *p_len,
 905                             uint32_t *seqnum,
 906                             bool trusted_channel);
 907 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 908                                       uint64_t mid);
 909 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 910                                         uint64_t mid);
 911 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 912 bool get_deferred_open_message_state(struct smb_request *smbreq,
 913                                 struct timeval *p_request_time,
 914                                 struct deferred_open_record **open_rec);
 915 bool push_deferred_open_message_smb(struct smb_request *req,
 916                                     struct timeval timeout,
 917                                     struct file_id id,
 918                                     struct deferred_open_record *open_rec);
 919 bool create_smb1_outbuf(TALLOC_CTX *mem_ctx, struct smb_request *req,
 920                    const uint8_t *inbuf, char **outbuf,
 921                    uint8_t num_words, uint32_t num_bytes);
 922 void construct_smb1_reply_common_req(struct smb_request *req, char *outbuf);
 923 void reply_smb1_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 924 void process_smb(struct smbXsrv_connection *xconn,
 925                  uint8_t *inbuf, size_t nread, size_t unread_bytes,
 926                  uint32_t seqnum, bool encrypted,
 927                  struct smb_perfcount_data *deferred_pcd);
 928 void smbd_process(struct tevent_context *ev_ctx,
 929                   struct messaging_context *msg_ctx,
 930                   int sock_fd,
 931                   bool interactive);
 932 bool valid_smb1_header(const uint8_t *inbuf);
 933 bool init_smb1_request(struct smb_request *req,
 934                       struct smbd_server_connection *sconn,
 935                       struct smbXsrv_connection *xconn,
 936                       const uint8_t *inbuf,
 937                       size_t unread_bytes, bool encrypted,
 938                       uint32_t seqnum);
 939
 940 /* The following definitions come from smbd/quotas.c  */
 941
 942 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 943                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 944
 945 /* The following definitions come from smbd/smb2_reply.c  */
 946
 947 NTSTATUS check_path_syntax(char *path);
 948 NTSTATUS check_path_syntax_posix(char *path);
 949 size_t srvstr_get_path(TALLOC_CTX *ctx,
 950                         const char *inbuf,
 951                         uint16_t smb_flags2,
 952                         char **pp_dest,
 953                         const char *src,
 954                         size_t src_len,
 955                         int flags,
 956                         NTSTATUS *err);
 957 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 958                         const char *inbuf,
 959                         uint16_t smb_flags2,
 960                         char **pp_dest,
 961                         const char *src,
 962                         size_t src_len,
 963                         int flags,
 964                         NTSTATUS *err);
 965 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 966                            char **pp_dest, const char *src, int flags,
 967                            NTSTATUS *err);
 968 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 969                               char **dest, const uint8_t *src, int flags);
 970 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 971                     files_struct *fsp);
 972 bool check_fsp(connection_struct *conn, struct smb_request *req,
 973                files_struct *fsp);
 974 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 975                               files_struct *fsp);
 976 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 977 NTSTATUS unlink_internals(connection_struct *conn,
 978                         struct smb_request *req,
 979                         uint32_t dirtype,
 980                         struct files_struct *dirfsp,
 981                         struct smb_filename *smb_fname);
 982 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 983                       off_t startpos, size_t nread);
 984 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 985                             files_struct *fsp,
 986                             ssize_t nread,
 987                             size_t headersize,
 988                             size_t smb_maxcnt);
 989 NTSTATUS rename_internals_fsp(connection_struct *conn,
 990                         files_struct *fsp,
 991                         struct files_struct *dst_dirfsp,
 992                         struct smb_filename *smb_fname_dst_in,
 993                         const char *dst_original_lcomp,
 994                         uint32_t attrs,
 995                         bool replace_if_exists);
 996 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 997                         connection_struct *conn,
 998                         struct smb_request *req,
 999                         struct files_struct *src_dirfsp,
1000                         struct smb_filename *smb_fname_src,
1001                         struct files_struct *dst_dirfsp,
1002                         struct smb_filename *smb_fname_dst,
1003                         const char *dst_original_lcomp,
1004                         uint32_t attrs,
1005                         bool replace_if_exists,
1006                         uint32_t access_mask);
1007 NTSTATUS copy_file(TALLOC_CTX *ctx,
1008                         connection_struct *conn,
1009                         struct smb_filename *smb_fname_src,
1010                         struct smb_filename *smb_fname_dst,
1011                         uint32_t new_create_disposition);
1012 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1013                          bool large_file_format);
1014
1015 /* The following definitions come from smbd/seal.c  */
1016
1017 bool is_encrypted_packet(const uint8_t *inbuf);
1018 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1019 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1020 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1021                             char **buf_out);
1022 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1023                                         unsigned char **ppdata,
1024                                         size_t *p_data_size,
1025                                         unsigned char **pparam,
1026                                         size_t *p_param_size);
1027 NTSTATUS srv_encryption_start(connection_struct *conn);
1028 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1029
1030 /* The following definitions come from smbd/sec_ctx.c  */
1031
1032 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1033 bool push_sec_ctx(void);
1034 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1035 void set_root_sec_ctx(void);
1036 bool pop_sec_ctx(void);
1037 void init_sec_ctx(void);
1038 const struct security_token *sec_ctx_active_token(void);
1039
1040 /* The following definitions come from smbd/server.c  */
1041
1042 struct memcache *smbd_memcache(void);
1043 bool snum_is_shared_printer(int snum);
1044 void delete_and_reload_printers(void);
1045 bool reload_services(struct smbd_server_connection *sconn,
1046                      bool (*snumused) (struct smbd_server_connection *, int),
1047                      bool test);
1048
1049 /* The following definitions come from smbd/server_exit.c  */
1050
1051 void smbd_exit_server(const char *reason) _NORETURN_;
1052 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1053
1054 /* The following definitions come from smbd/smb2_service.c  */
1055
1056 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1057 bool canonicalize_connect_path(connection_struct *conn);
1058 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1059 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1060 bool chdir_current_service(connection_struct *conn);
1061 void load_registry_shares(void);
1062 int add_home_service(const char *service, const char *username, const char *homedir);
1063 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1064 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1065                                         struct smbXsrv_tcon *tcon,
1066                                         int snum,
1067                                         const char *pdev,
1068                                         NTSTATUS *pstatus);
1069 NTSTATUS make_connection_snum(struct smbXsrv_connection *xconn,
1070                               connection_struct *conn,
1071                               int snum,
1072                               struct smbXsrv_session *session,
1073                               const char *pdev);
1074 void close_cnum(connection_struct *conn, uint64_t vuid);
1075
1076 /* The following definitions come from smbd/session.c  */
1077 struct sessionid;
1078 struct smbXsrv_session;
1079 bool session_init(void);
1080 bool session_claim(struct smbXsrv_session *session);
1081 void session_yield(struct smbXsrv_session *session);
1082 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1083 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1084                   const char *machine, struct sessionid **session_list);
1085
1086 /* The following definitions come from smbd/share_access.c  */
1087
1088 bool token_contains_name_in_list(const char *username,
1089                                  const char *domain,
1090                                  const char *sharename,
1091                                  const struct security_token *token,
1092                                  const char **list);
1093 bool user_ok_token(const char *username, const char *domain,
1094                    const struct security_token *token, int snum);
1095 bool is_share_read_only_for_token(const char *username,
1096                                   const char *domain,
1097                                   const struct security_token *token,
1098                                   connection_struct *conn);
1099
1100 /* The following definitions come from smbd/srvstr.c  */
1101
1102 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1103                       const char *src, int dest_len, int flags, size_t *ret_len);
1104
1105 /* The following definitions come from smbd/statcache.c  */
1106
1107 void stat_cache_add( const char *full_orig_name,
1108                 const char *translated_path,
1109                 NTTIME twrp,
1110                 bool case_sensitive);
1111 bool stat_cache_lookup(connection_struct *conn,
1112                         char **pp_name,
1113                         char **pp_dirpath,
1114                         char **pp_start,
1115                         NTTIME twrp,
1116                         SMB_STRUCT_STAT *pst);
1117 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1118                                     const char *name);
1119 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1120                                     const char *name);
1121 void stat_cache_delete(const char *name);
1122 bool reset_stat_cache( void );
1123
1124 /* The following definitions come from smbd/statvfs.c  */
1125
1126 int sys_statvfs(const char *path, struct vfs_statvfs_struct *statbuf);
1127
1128 /* The following definitions come from smbd/trans2.c  */
1129
1130 NTSTATUS refuse_symlink_fsp(const struct files_struct *fsp);
1131 NTSTATUS check_access_fsp(struct files_struct *fsp,
1132                           uint32_t access_mask);
1133 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1134 bool samba_private_attr_name(const char *unix_ea_name);
1135 NTSTATUS get_ea_value_fsp(TALLOC_CTX *mem_ctx,
1136                           files_struct *fsp,
1137                           const char *ea_name,
1138                           struct ea_struct *pea);
1139 NTSTATUS get_ea_names_from_fsp(TALLOC_CTX *mem_ctx,
1140                         files_struct *fsp,
1141                         char ***pnames,
1142                         size_t *pnum_names);
1143 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1144                 struct ea_list *ea_list);
1145 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1146 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1147                 connection_struct *conn,
1148                 struct smb_request *req,
1149                 bool overwrite_if_exists,
1150                 struct files_struct *old_dirfsp,
1151                 const struct smb_filename *smb_fname_old,
1152                 struct files_struct *new_dirfsp,
1153                 struct smb_filename *smb_fname_new);
1154 NTSTATUS smb_set_file_time(connection_struct *conn,
1155                            files_struct *fsp,
1156                            struct smb_filename *smb_fname,
1157                            struct smb_file_time *ft,
1158                            bool setting_write_time);
1159
1160 enum perm_type {
1161         PERM_NEW_FILE,
1162         PERM_NEW_DIR,
1163         PERM_EXISTING_FILE,
1164         PERM_EXISTING_DIR
1165 };
1166
1167 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1168                               const SMB_STRUCT_STAT *psbuf,
1169                               uint32_t perms,
1170                               enum perm_type ptype,
1171                               mode_t *ret_perms);
1172 struct ea_list *read_ea_list(TALLOC_CTX *ctx, const char *pdata,
1173                              size_t data_size);
1174 unsigned int estimate_ea_size(files_struct *fsp);
1175 NTSTATUS smb_set_fsquota(connection_struct *conn,
1176                          struct smb_request *req,
1177                          files_struct *fsp,
1178                          const DATA_BLOB *qdata);
1179
1180 /* The following definitions come from smbd/uid.c  */
1181
1182 bool change_to_guest(void);
1183 NTSTATUS check_user_share_access(connection_struct *conn,
1184                                 const struct auth_session_info *session_info,
1185                                 uint32_t *p_share_access,
1186                                 bool *p_readonly_share);
1187 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1188 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1189 bool smbd_change_to_root_user(void);
1190 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1191 bool smbd_unbecome_authenticated_pipe_user(void);
1192 void become_root(void);
1193 void unbecome_root(void);
1194 void smbd_become_root(void);
1195 void smbd_unbecome_root(void);
1196 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1197 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1198 bool become_user_without_service_by_session(connection_struct *conn,
1199                             const struct auth_session_info *session_info);
1200 bool unbecome_user_without_service(void);
1201 uid_t get_current_uid(connection_struct *conn);
1202 gid_t get_current_gid(connection_struct *conn);
1203 const struct security_unix_token *get_current_utok(connection_struct *conn);
1204 const struct security_token *get_current_nttok(connection_struct *conn);
1205
1206 /* The following definitions come from smbd/utmp.c  */
1207
1208 void sys_utmp_claim(const char *username, const char *hostname,
1209                     const char *id_str, int id_num);
1210 void sys_utmp_yield(const char *username, const char *hostname,
1211                     const char *id_str, int id_num);
1212
1213 /* The following definitions come from smbd/vfs.c  */
1214
1215 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1216 bool smbd_vfs_init(connection_struct *conn);
1217 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1218 bool vfs_valid_pread_range(off_t offset, size_t length);
1219 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1220 ssize_t vfs_pwrite_data(struct smb_request *req,
1221                         files_struct *fsp,
1222                         const char *buffer,
1223                         size_t N,
1224                         off_t offset);
1225 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1226 int vfs_set_filelen(files_struct *fsp, off_t len);
1227 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1228 int vfs_fill_sparse(files_struct *fsp, off_t len);
1229 int vfs_set_blocking(files_struct *fsp, bool set);
1230 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1231 const char *vfs_readdirname(connection_struct *conn,
1232                             struct files_struct *dirfsp,
1233                             void *p,
1234                             SMB_STRUCT_STAT *sbuf,
1235                             char **talloced);
1236 int vfs_ChDir(connection_struct *conn,
1237                         const struct smb_filename *smb_fname);
1238 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1239 NTSTATUS check_reduced_name(connection_struct *conn,
1240                         const struct smb_filename *cwd_fname,
1241                         const struct smb_filename *smb_fname);
1242 int vfs_stat(struct connection_struct *conn,
1243              struct smb_filename *smb_fname);
1244 int vfs_stat_smb_basename(struct connection_struct *conn,
1245                         const struct smb_filename *smb_fname_in,
1246                         SMB_STRUCT_STAT *psbuf);
1247 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1248 NTSTATUS vfs_fstreaminfo(struct files_struct *fsp,
1249                         TALLOC_CTX *mem_ctx,
1250                         unsigned int *num_streams,
1251                         struct stream_struct **streams);
1252 void init_smb_file_time(struct smb_file_time *ft);
1253 int vfs_fake_fd(void);
1254 int vfs_fake_fd_close(int fd);
1255
1256 /* The following definitions come from smbd/avahi_register.c */
1257
1258 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1259                            uint16_t port);
1260
1261 /* The following definitions come from smbd/smb2_create.c */
1262
1263 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1264                                     TALLOC_CTX *mem_ctx,
1265                                     DATA_BLOB *cookie_blob);
1266 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1267                                         const DATA_BLOB old_cookie,
1268                                         TALLOC_CTX *mem_ctx,
1269                                         DATA_BLOB *new_cookie);
1270 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1271                                        struct smb_request *smb1req,
1272                                        struct smbXsrv_open *op,
1273                                        const DATA_BLOB old_cookie,
1274                                        TALLOC_CTX *mem_ctx,
1275                                        files_struct **result,
1276                                        DATA_BLOB *new_cookie);
1277
1278 /* The following definitions come from smbd/smb2_posix.c */
1279 DATA_BLOB smb2_posix_cc_info(TALLOC_CTX *mem_ctx,
1280                                 connection_struct *conn,
1281                                 uint32_t reparse_tag,
1282                                 const SMB_STRUCT_STAT *psbuf);
1283 DATA_BLOB store_smb2_posix_info(TALLOC_CTX *mem_ctx,
1284                                 connection_struct *conn,
1285                                 const SMB_STRUCT_STAT *psbuf,
1286                                 uint32_t reparse_tag,
1287                                 uint32_t dos_attributes);
1288
1289 #endif /* _SMBD_PROTO_H_ */