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                 const char *wcard,
 191                 uint32_t attr,
 192                 struct dptr_struct **dptr_ret);
 193 void dptr_CloseDir(files_struct *fsp);
 194 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 195 void dptr_RewindDir(struct dptr_struct *dptr);
 196 long dptr_TellDir(struct dptr_struct *dptr);
 197 unsigned int dptr_FileNumber(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);
 204 struct smb_Dir;
 205 struct files_struct *dir_hnd_fetch_fsp(struct smb_Dir *dir_hnd);
 206 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 207                                        int dptr_num);
 208 struct smb_Dir;
 209 bool is_visible_fsp(files_struct *fsp);
 210 NTSTATUS OpenDir(TALLOC_CTX *mem_ctx,
 211                  connection_struct *conn,
 212                  const struct smb_filename *smb_dname,
 213                  const char *mask,
 214                  uint32_t attr,
 215                  struct smb_Dir **_dir_hnd);
 216 NTSTATUS OpenDir_from_pathref(TALLOC_CTX *mem_ctx,
 217                               struct files_struct *dirfsp,
 218                               const char *mask,
 219                               uint32_t attr,
 220                               struct smb_Dir **_dir_hnd);
 221 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 222                         SMB_STRUCT_STAT *sbuf, char **talloced);
 223 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 224 NTSTATUS can_delete_directory(struct connection_struct *conn,
 225                                 const char *dirname);
 226 bool have_file_open_below(connection_struct *conn,
 227                         const struct smb_filename *name);
 228
 229 /* The following definitions come from smbd/dmapi.c  */
 230
 231 const void *dmapi_get_current_session(void);
 232 bool dmapi_have_session(void);
 233 bool dmapi_new_session(void);
 234 bool dmapi_destroy_session(void);
 235 uint32_t dmapi_file_flags(const char * const path);
 236
 237 /* The following definitions come from smbd/dnsregister.c  */
 238
 239 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 240                                   TALLOC_CTX *mem_ctx,
 241                                   uint16_t port);
 242
 243 /* The following definitions come from smbd/dosmode.c  */
 244
 245 mode_t unix_mode(connection_struct *conn, int dosmode,
 246                  const struct smb_filename *smb_fname,
 247                  struct files_struct *parent_dirfsp);
 248 uint32_t dos_mode_msdfs(connection_struct *conn,
 249                       const struct smb_filename *smb_fname);
 250 uint32_t fdos_mode(struct files_struct *fsp);
 251 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 252                                     struct tevent_context *ev,
 253                                     files_struct *dir_fsp,
 254                                     struct smb_filename *smb_fname);
 255 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 256 int file_set_dosmode(connection_struct *conn,
 257                      struct smb_filename *smb_fname,
 258                      uint32_t dosmode,
 259                      struct smb_filename *parent_dir,
 260                      bool newfile);
 261 NTSTATUS file_set_sparse(connection_struct *conn,
 262                          struct files_struct *fsp,
 263                          bool sparse);
 264 int file_ntimes(connection_struct *conn,
 265                 files_struct *fsp,
 266                 struct smb_file_time *ft);
 267 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 268 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 269                                struct timespec mtime);
 270
 271 NTSTATUS fget_ea_dos_attribute(struct files_struct *fsp,
 272                               uint32_t *pattr);
 273 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 274                               struct smb_filename *smb_fname,
 275                               uint32_t dosmode);
 276
 277 NTSTATUS set_create_timespec_ea(struct files_struct *fsp,
 278                                 struct timespec create_time);
 279
 280 struct timespec get_create_timespec(connection_struct *conn,
 281                                 struct files_struct *fsp,
 282                                 const struct smb_filename *smb_fname);
 283
 284 struct timespec get_change_timespec(connection_struct *conn,
 285                                 struct files_struct *fsp,
 286                                 const struct smb_filename *smb_fname);
 287
 288 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 289                                   DATA_BLOB blob,
 290                                   uint32_t *pattr);
 291
 292 /* The following definitions come from smbd/error.c  */
 293
 294 bool use_nt_status(void);
 295 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 296 size_t error_packet(char *outbuf,
 297                     uint8_t eclass,
 298                     uint32_t ecode,
 299                     NTSTATUS ntstatus,
 300                     int line,
 301                     const char *file);
 302 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 303                     int line, const char *file);
 304 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 305                     int line, const char *file);
 306 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 307                       NTSTATUS status, int line, const char *file);
 308 void reply_openerror(struct smb_request *req, NTSTATUS status);
 309
 310 /* The following definitions come from smbd/file_access.c  */
 311
 312 bool can_delete_file_in_directory(connection_struct *conn,
 313                         struct files_struct *dirfsp,
 314                         const struct smb_filename *smb_fname);
 315 bool can_write_to_fsp(struct files_struct *fsp);
 316 bool directory_has_default_acl_fsp(struct files_struct *fsp);
 317 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 318
 319 /* The following definitions come from smbd/fileio.c  */
 320
 321 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 322 void fsp_flush_write_time_update(struct files_struct *fsp);
 323 void trigger_write_time_update(struct files_struct *fsp);
 324 void trigger_write_time_update_immediate(struct files_struct *fsp);
 325 void mark_file_modified(files_struct *fsp);
 326 ssize_t write_file(struct smb_request *req,
 327                         files_struct *fsp,
 328                         const char *data,
 329                         off_t pos,
 330                         size_t n);
 331 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 332
 333 /* The following definitions come from smbd/filename.c  */
 334
 335 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 336 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 337 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
 338                                     uint32_t ucf_flags,
 339                                     NTTIME twrp);
 340 NTSTATUS get_real_filename_full_scan_at(struct files_struct *dirfsp,
 341                                         const char *name,
 342                                         bool mangled,
 343                                         TALLOC_CTX *mem_ctx,
 344                                         char **found_name);
 345 char *get_original_lcomp(TALLOC_CTX *ctx,
 346                         connection_struct *conn,
 347                         const char *filename_in,
 348                         uint32_t ucf_flags);
 349 NTSTATUS filename_convert_smb1_search_path(TALLOC_CTX *ctx,
 350                                            connection_struct *conn,
 351                                            char *name_in,
 352                                            uint32_t ucf_flags,
 353                                            struct files_struct **_dirfsp,
 354                                            struct smb_filename **_smb_fname_out,
 355                                            char **_mask_out);
 356 NTSTATUS get_real_filename_at(struct files_struct *dirfsp,
 357                               const char *name,
 358                               TALLOC_CTX *mem_ctx,
 359                               char **found_name);
 360
 361 /* The following definitions come from smbd/files.c  */
 362
 363 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 364                  files_struct **result);
 365 void fsp_set_gen_id(files_struct *fsp);
 366 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 367                   files_struct **result);
 368 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
 369 void file_close_conn(connection_struct *conn, enum file_close_type close_type);
 370 bool file_init_global(void);
 371 bool file_init(struct smbd_server_connection *sconn);
 372 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 373 struct files_struct *files_forall(
 374         struct smbd_server_connection *sconn,
 375         struct files_struct *(*fn)(struct files_struct *fsp,
 376                                    void *private_data),
 377         void *private_data);
 378 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 379 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 380                             struct file_id id, unsigned long gen_id);
 381 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 382                                  struct file_id id,
 383                                  bool need_fsa);
 384 files_struct *file_find_di_next(files_struct *start_fsp,
 385                                  bool need_fsa);
 386 struct files_struct *file_find_one_fsp_from_lease_key(
 387         struct smbd_server_connection *sconn,
 388         const struct smb2_lease_key *lease_key);
 389 bool file_find_subpath(files_struct *dir_fsp);
 390 void fsp_unbind_smb(struct smb_request *req, files_struct *fsp);
 391 void file_free(struct smb_request *req, files_struct *fsp);
 392 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 393 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 394                                   uint64_t persistent_id,
 395                                   uint64_t volatile_id);
 396 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 397                                    uint64_t persistent_id,
 398                                    uint64_t volatile_id);
 399 NTSTATUS dup_file_fsp(
 400         files_struct *from,
 401         uint32_t access_mask,
 402         files_struct *to);
 403 NTSTATUS file_name_hash(connection_struct *conn,
 404                         const char *name, uint32_t *p_name_hash);
 405 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 406                            const struct smb_filename *smb_fname_in);
 407 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 408 void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp);
 409 bool fsp_is_alternate_stream(const struct files_struct *fsp);
 410 struct files_struct *metadata_fsp(struct files_struct *fsp);
 411 bool fsp_search_ask_sharemode(struct files_struct *fsp);
 412 bool fsp_getinfo_ask_sharemode(struct files_struct *fsp);
 413
 414 NTSTATUS create_internal_fsp(connection_struct *conn,
 415                              const struct smb_filename *smb_fname,
 416                              struct files_struct **_fsp);
 417 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 418                                 const struct smb_filename *smb_dname,
 419                                 struct files_struct **_fsp);
 420
 421 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 422                               const struct smb_filename *smb_dname,
 423                               int open_flags,
 424                               struct files_struct **_fsp);
 425 NTSTATUS openat_internal_dir_from_pathref(
 426         struct files_struct *dirfsp,
 427         int open_flags,
 428         struct files_struct **_fsp);
 429
 430 NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp,
 431                             struct smb_filename *smb_fname);
 432 NTSTATUS open_stream_pathref_fsp(
 433         struct files_struct **_base_fsp,
 434         struct smb_filename *smb_fname);
 435 NTSTATUS openat_pathref_dirfsp_nosymlink(
 436         TALLOC_CTX *mem_ctx,
 437         struct connection_struct *conn,
 438         const char *path_in,
 439         NTTIME twrp,
 440         bool posix,
 441         struct smb_filename **_smb_fname,
 442         size_t *unparsed,
 443         char **substitute);
 444 NTSTATUS readlink_talloc(
 445         TALLOC_CTX *mem_ctx,
 446         struct files_struct *dirfsp,
 447         struct smb_filename *smb_relname,
 448         char **_substitute);
 449
 450 void smb_fname_fsp_unlink(struct smb_filename *smb_fname);
 451
 452 NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 453                                  struct smb_filename *smb_fname_src);
 454
 455 NTSTATUS reference_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 456                                       const struct smb_filename *smb_fname_src);
 457
 458 NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx,
 459                            struct files_struct *dirfsp,
 460                            const char *base_name,
 461                            const char *stream_name,
 462                            const SMB_STRUCT_STAT *psbuf,
 463                            NTTIME twrp,
 464                            uint32_t flags,
 465                            struct smb_filename **_smb_fname);
 466
 467 NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx,
 468                         struct files_struct *dirfsp,
 469                         const struct smb_filename *smb_fname,
 470                         struct smb_filename **_parent,
 471                         struct smb_filename **_atname);
 472
 473 /* The following definitions come from smbd/smb2_ipc.c  */
 474
 475 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 476
 477 /* The following definitions come from smbd/mangle.c  */
 478
 479 void mangle_reset_cache(void);
 480 void mangle_change_to_posix(void);
 481 bool mangle_is_mangled(const char *s, const struct share_params *p);
 482 bool mangle_is_8_3(const char *fname, bool check_case,
 483                    const struct share_params *p);
 484 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 485                              const struct share_params *p);
 486 bool mangle_must_mangle(const char *fname,
 487                    const struct share_params *p);
 488 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 489                         const char *in,
 490                         char **out, /* talloced on the given context. */
 491                         const struct share_params *p);
 492 bool name_to_8_3(const char *in,
 493                 char out[13],
 494                 bool cache83,
 495                 const struct share_params *p);
 496
 497 /* The following definitions come from smbd/mangle_hash.c  */
 498
 499 const struct mangle_fns *mangle_hash_init(void);
 500
 501 /* The following definitions come from smbd/mangle_hash2.c  */
 502
 503 const struct mangle_fns *mangle_hash2_init(void);
 504 const struct mangle_fns *posix_mangle_init(void);
 505
 506 /* The following definitions come from smbd/msdfs.c  */
 507
 508 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 509                         bool shuffle_referrals,
 510                         const char *target,
 511                         struct referral **preflist,
 512                         size_t *refcount);
 513 bool is_msdfs_link(struct files_struct *dirfsp,
 514                    struct smb_filename *smb_fname);
 515 struct junction_map;
 516 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 517                            struct auth_session_info *session_info,
 518                            const char *dfs_path,
 519                            const struct tsocket_address *remote_address,
 520                            const struct tsocket_address *local_address,
 521                            struct junction_map *jucn,
 522                            size_t *consumedcntp,
 523                            bool *self_referralp);
 524 int setup_dfs_referral(connection_struct *orig_conn,
 525                         const char *dfs_path,
 526                         int max_referral_level,
 527                         char **ppdata, NTSTATUS *pstatus);
 528 bool create_junction(TALLOC_CTX *ctx,
 529                 const char *dfs_path,
 530                 struct junction_map *jucn);
 531 struct referral;
 532 char *msdfs_link_string(TALLOC_CTX *ctx,
 533                 const struct referral *reflist,
 534                 size_t referral_count);
 535 bool create_msdfs_link(const struct junction_map *jucn,
 536                        struct auth_session_info *session_info);
 537 bool remove_msdfs_link(const struct junction_map *jucn,
 538                        struct auth_session_info *session_info);
 539
 540 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 541                                       struct auth_session_info *session_info,
 542                                       size_t *p_num_jn);
 543 struct connection_struct;
 544 struct smb_filename;
 545
 546 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx,
 547                                 struct tevent_context *ev,
 548                                 struct messaging_context *msg,
 549                                 const struct auth_session_info *session_info,
 550                                 int snum,
 551                                 const char *path,
 552                                 struct connection_struct **c);
 553 struct conn_struct_tos {
 554         struct connection_struct *conn;
 555         struct smb_filename *oldcwd_fname;
 556 };
 557 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 558                                 int snum,
 559                                 const char *path,
 560                                 const struct auth_session_info *session_info,
 561                                 struct conn_struct_tos **_c);
 562 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 563                                     int snum,
 564                                     const char *path,
 565                                     const struct auth_session_info *session_info,
 566                                     struct conn_struct_tos **_c);
 567
 568 /* The following definitions come from smbd/notify.c  */
 569
 570 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 571 void change_notify_reply(struct smb_request *req,
 572                          NTSTATUS error_code,
 573                          uint32_t max_param,
 574                          struct notify_change_buf *notify_buf,
 575                          void (*reply_fn)(struct smb_request *req,
 576                                           NTSTATUS error_code,
 577                                           uint8_t *buf, size_t len));
 578 void notify_callback(struct smbd_server_connection *sconn,
 579                      void *private_data, struct timespec when,
 580                      const struct notify_event *e);
 581 NTSTATUS change_notify_create(struct files_struct *fsp,
 582                               uint32_t max_buffer_size,
 583                               uint32_t filter,
 584                               bool recursive);
 585 NTSTATUS change_notify_add_request(struct smb_request *req,
 586                                 uint32_t max_param,
 587                                 uint32_t filter, bool recursive,
 588                                 struct files_struct *fsp,
 589                                 void (*reply_fn)(struct smb_request *req,
 590                                         NTSTATUS error_code,
 591                                         uint8_t *buf, size_t len));
 592 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 593                                 void *private_data, uint32_t msg_type,
 594                                 struct server_id server_id, DATA_BLOB *data);
 595 void smbd_notifyd_restarted(struct messaging_context *msg,
 596                             void *private_data, uint32_t msg_type,
 597                             struct server_id server_id, DATA_BLOB *data);
 598 bool remove_pending_change_notify_requests_by_mid(
 599         struct smbd_server_connection *sconn, uint64_t mid);
 600 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 601                                                   NTSTATUS status);
 602 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 603                   const char *path);
 604 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 605 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 606                                                      struct tevent_context *ev);
 607
 608 /* The following definitions come from smbd/notify_inotify.c  */
 609
 610 int inotify_watch(TALLOC_CTX *mem_ctx,
 611                   struct sys_notify_context *ctx,
 612                   const char *path,
 613                   uint32_t *filter,
 614                   uint32_t *subdir_filter,
 615                   void (*callback)(struct sys_notify_context *ctx,
 616                                    void *private_data,
 617                                    struct notify_event *ev,
 618                                    uint32_t filter),
 619                   void *private_data,
 620                   void *handle_p);
 621
 622 int fam_watch(TALLOC_CTX *mem_ctx,
 623               struct sys_notify_context *ctx,
 624               const char *path,
 625               uint32_t *filter,
 626               uint32_t *subdir_filter,
 627               void (*callback)(struct sys_notify_context *ctx,
 628                                void *private_data,
 629                                struct notify_event *ev,
 630                                uint32_t filter),
 631               void *private_data,
 632               void *handle_p);
 633
 634
 635 /* The following definitions come from smbd/notify_internal.c  */
 636
 637 struct notify_context *notify_init(
 638         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 639         struct smbd_server_connection *sconn,
 640         void (*callback)(struct smbd_server_connection *sconn,
 641                          void *, struct timespec,
 642                          const struct notify_event *));
 643 NTSTATUS notify_add(struct notify_context *ctx,
 644                     const char *path, uint32_t filter, uint32_t subdir_filter,
 645                     void *private_data);
 646 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 647                        char *path);
 648 void notify_trigger(struct notify_context *notify,
 649                     uint32_t action, uint32_t filter,
 650                     const char *dir, const char *path);
 651
 652 /* The following definitions come from smbd/ntquotas.c  */
 653
 654 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 655                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 656 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 657 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 658 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 659
 660 /* The following definitions come from smbd/smb2_nttrans.c  */
 661
 662 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 663                        uint32_t security_info_sent);
 664 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 665                        uint32_t security_info_sent);
 666 NTSTATUS copy_internals(TALLOC_CTX *ctx,
 667                         connection_struct *conn,
 668                         struct smb_request *req,
 669                         struct files_struct *src_dirfsp,
 670                         struct smb_filename *smb_fname_src,
 671                         struct files_struct *dst_dirfsp,
 672                         struct smb_filename *smb_fname_dst,
 673                         uint32_t attrs);
 674 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 675                                         TALLOC_CTX *mem_ctx,
 676                                         files_struct *fsp,
 677                                         uint32_t security_info_wanted,
 678                                         uint32_t max_data_count,
 679                                         uint8_t **ppmarshalled_sd,
 680                                         size_t *psd_size);
 681 #ifdef HAVE_SYS_QUOTAS
 682
 683 struct smb2_query_quota_info;
 684
 685 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 686                                      files_struct *fsp,
 687                                      bool restart_scan,
 688                                      bool return_single,
 689                                      uint32_t sid_list_length,
 690                                      DATA_BLOB *sidbuffer,
 691                                      uint32_t max_data_count,
 692                                      uint8_t **p_data,
 693                                      uint32_t *p_data_size);
 694 #endif
 695
 696 /* The following definitions come from smbd/open.c  */
 697
 698 NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp,
 699                                       struct files_struct *fsp,
 700                                       bool use_privs,
 701                                       uint32_t access_mask);
 702 NTSTATUS check_parent_access_fsp(struct files_struct *fsp,
 703                                 uint32_t access_mask);
 704 NTSTATUS fd_openat(const struct files_struct *dirfsp,
 705                    struct smb_filename *smb_fname,
 706                    files_struct *fsp,
 707                    const struct vfs_open_how *how);
 708 NTSTATUS fd_close(files_struct *fsp);
 709 bool is_oplock_stat_open(uint32_t access_mask);
 710 bool is_lease_stat_open(uint32_t access_mask);
 711 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 712                             const struct file_id *id,
 713                             const struct share_mode_entry *exclusive,
 714                             uint16_t break_to);
 715 struct deferred_open_record;
 716 bool is_deferred_open_async(const struct deferred_open_record *rec);
 717 bool defer_smb1_sharing_violation(struct smb_request *req);
 718 NTSTATUS create_directory(connection_struct *conn,
 719                           struct smb_request *req,
 720                           struct files_struct *dirfsp,
 721                           struct smb_filename *smb_dname);
 722 void msg_file_was_renamed(struct messaging_context *msg,
 723                           void *private_data,
 724                           uint32_t msg_type,
 725                           struct server_id server_id,
 726                           DATA_BLOB *data);
 727 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 728                                  const struct smb2_lease_key *key,
 729                                  uint32_t current_state,
 730                                  uint16_t lease_version,
 731                                  uint16_t lease_epoch);
 732 NTSTATUS create_file_default(connection_struct *conn,
 733                              struct smb_request *req,
 734                              struct files_struct *dirfsp,
 735                              struct smb_filename * smb_fname,
 736                              uint32_t access_mask,
 737                              uint32_t share_access,
 738                              uint32_t create_disposition,
 739                              uint32_t create_options,
 740                              uint32_t file_attributes,
 741                              uint32_t oplock_request,
 742                              const struct smb2_lease *lease,
 743                              uint64_t allocation_size,
 744                              uint32_t private_flags,
 745                              struct security_descriptor *sd,
 746                              struct ea_list *ea_list,
 747                              files_struct **result,
 748                              int *pinfo,
 749                              const struct smb2_create_blobs *in_context_blobs,
 750                              struct smb2_create_blobs *out_context_blobs);
 751
 752 /* The following definitions come from smbd/oplock.c  */
 753
 754 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
 755
 756 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 757 NTSTATUS set_file_oplock(files_struct *fsp);
 758 void release_file_oplock(files_struct *fsp);
 759 bool remove_oplock(files_struct *fsp);
 760 bool downgrade_oplock(files_struct *fsp);
 761 bool fsp_lease_update(struct files_struct *fsp);
 762 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
 763                         uint32_t num_file_ids,
 764                         const struct file_id *ids,
 765                         const struct smb2_lease_key *key,
 766                         uint32_t lease_state);
 767 void contend_level2_oplocks_begin(files_struct *fsp,
 768                                   enum level2_contention_type type);
 769 void contend_level2_oplocks_end(files_struct *fsp,
 770                                 enum level2_contention_type type);
 771 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 772                                   enum level2_contention_type type);
 773 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 774                                 enum level2_contention_type type);
 775 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 776                                  const struct share_mode_entry *e);
 777 void message_to_share_mode_entry(struct file_id *id,
 778                                  struct share_mode_entry *e,
 779                                  const char *msg);
 780 bool init_oplocks(struct smbd_server_connection *sconn);
 781 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 782
 783 /* The following definitions come from smbd/oplock_linux.c  */
 784
 785 int linux_set_lease_sighandler(int fd);
 786 int linux_setlease(int fd, int leasetype);
 787 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 788
 789 /* The following definitions come from smbd/password.c  */
 790
 791 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 792 int register_homes_share(const char *username);
 793
 794 /* The following definitions come from smbd/pipes.c  */
 795
 796 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 797                       struct files_struct **pfsp);
 798
 799 /* The following definitions come from smbd/posix_acls.c  */
 800
 801 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 802 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 803 uint32_t map_canon_ace_perms(int snum,
 804                                 enum security_ace_type *pacl_type,
 805                                 mode_t perms,
 806                                 bool directory_ace);
 807 bool current_user_in_group(connection_struct *conn, gid_t gid);
 808 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 809 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 810                            TALLOC_CTX *mem_ctx,
 811                            struct security_descriptor **ppdesc);
 812 NTSTATUS chown_if_needed(files_struct *fsp, uint32_t security_info_sent,
 813                          const struct security_descriptor *psd,
 814                          bool *did_chown);
 815 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 816 int get_acl_group_bits(connection_struct *conn,
 817                        struct files_struct *fsp,
 818                        mode_t *mode);
 819 int inherit_access_posix_acl(connection_struct *conn,
 820                              struct files_struct *inherit_from_dirfsp,
 821                              const struct smb_filename *smb_fname,
 822                              mode_t mode);
 823 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 824                                 files_struct *fsp,
 825                                 uint16_t num_def_acls, const char *pdata);
 826 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 827                                 uint16_t num_acls,
 828                                 const char *pdata);
 829 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 830                                 const struct smb_filename *smb_fname,
 831                                 TALLOC_CTX *mem_ctx,
 832                                 char **blob_description,
 833                                 DATA_BLOB *blob);
 834 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 835                               files_struct *fsp,
 836                               TALLOC_CTX *mem_ctx,
 837                               char **blob_description,
 838                               DATA_BLOB *blob);
 839
 840 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 841
 842 const struct enum_list *get_default_acl_style_list(void);
 843
 844 NTSTATUS make_default_filesystem_acl(
 845         TALLOC_CTX *ctx,
 846         enum default_acl_style acl_style,
 847         const char *name,
 848         const SMB_STRUCT_STAT *psbuf,
 849         struct security_descriptor **ppdesc);
 850
 851 /* The following definitions come from smbd/smb2_process.c  */
 852
 853 #if !defined(WITH_SMB1SERVER)
 854 bool smb1_srv_send(struct smbXsrv_connection *xconn,
 855                    char *buffer,
 856                    bool do_signing,
 857                    uint32_t seqnum,
 858                    bool do_encrypt);
 859 #endif
 860 size_t srv_smb1_set_message(char *buf,
 861                        size_t num_words,
 862                        size_t num_bytes,
 863                        bool zero);
 864 NTSTATUS read_packet_remainder(int fd, char *buffer,
 865                                unsigned int timeout, ssize_t len);
 866 NTSTATUS receive_smb_talloc(TALLOC_CTX *mem_ctx,
 867                             struct smbXsrv_connection *xconn,
 868                             int sock,
 869                             char **buffer, unsigned int timeout,
 870                             size_t *p_unread, bool *p_encrypted,
 871                             size_t *p_len,
 872                             uint32_t *seqnum,
 873                             bool trusted_channel);
 874 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 875                                       uint64_t mid);
 876 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 877                                         uint64_t mid);
 878 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 879 bool get_deferred_open_message_state(struct smb_request *smbreq,
 880                                 struct timeval *p_request_time,
 881                                 struct deferred_open_record **open_rec);
 882 bool push_deferred_open_message_smb(struct smb_request *req,
 883                                     struct timeval timeout,
 884                                     struct file_id id,
 885                                     struct deferred_open_record *open_rec);
 886 bool create_smb1_outbuf(TALLOC_CTX *mem_ctx, struct smb_request *req,
 887                    const uint8_t *inbuf, char **outbuf,
 888                    uint8_t num_words, uint32_t num_bytes);
 889 void construct_smb1_reply_common_req(struct smb_request *req, char *outbuf);
 890 void reply_smb1_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 891 void process_smb(struct smbXsrv_connection *xconn,
 892                  uint8_t *inbuf,
 893                  size_t nread,
 894                  size_t unread_bytes,
 895                  uint32_t seqnum,
 896                  bool encrypted);
 897 void smbd_process(struct tevent_context *ev_ctx,
 898                   struct messaging_context *msg_ctx,
 899                   int sock_fd,
 900                   bool interactive);
 901 bool valid_smb1_header(const uint8_t *inbuf);
 902 bool init_smb1_request(struct smb_request *req,
 903                       struct smbd_server_connection *sconn,
 904                       struct smbXsrv_connection *xconn,
 905                       const uint8_t *inbuf,
 906                       size_t unread_bytes, bool encrypted,
 907                       uint32_t seqnum);
 908
 909 /* The following definitions come from smbd/quotas.c  */
 910
 911 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 912                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 913
 914 /* The following definitions come from smbd/smb2_reply.c  */
 915
 916 NTSTATUS check_path_syntax(char *path, bool posix);
 917 NTSTATUS smb1_strip_dfs_path(TALLOC_CTX *mem_ctx,
 918                              uint32_t *ucf_flags,
 919                              char **in_path);
 920 NTSTATUS smb2_strip_dfs_path(const char *in_path, const char **out_path);
 921 size_t srvstr_get_path(TALLOC_CTX *ctx,
 922                         const char *inbuf,
 923                         uint16_t smb_flags2,
 924                         char **pp_dest,
 925                         const char *src,
 926                         size_t src_len,
 927                         int flags,
 928                         NTSTATUS *err);
 929 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 930                         const char *inbuf,
 931                         uint16_t smb_flags2,
 932                         char **pp_dest,
 933                         const char *src,
 934                         size_t src_len,
 935                         int flags,
 936                         NTSTATUS *err);
 937 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 938                            char **pp_dest, const char *src, int flags,
 939                            NTSTATUS *err);
 940 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 941                               char **dest, const uint8_t *src, int flags);
 942 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 943                     files_struct *fsp);
 944 bool check_fsp(connection_struct *conn, struct smb_request *req,
 945                files_struct *fsp);
 946 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 947                               files_struct *fsp);
 948 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 949 NTSTATUS unlink_internals(connection_struct *conn,
 950                         struct smb_request *req,
 951                         uint32_t dirtype,
 952                         struct files_struct *dirfsp,
 953                         struct smb_filename *smb_fname);
 954 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 955                       off_t startpos, size_t nread);
 956 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 957                             files_struct *fsp,
 958                             ssize_t nread,
 959                             size_t headersize,
 960                             size_t smb_maxcnt);
 961 NTSTATUS rename_internals_fsp(connection_struct *conn,
 962                         files_struct *fsp,
 963                         struct files_struct *dst_dirfsp,
 964                         struct smb_filename *smb_fname_dst_in,
 965                         const char *dst_original_lcomp,
 966                         uint32_t attrs,
 967                         bool replace_if_exists);
 968 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 969                         connection_struct *conn,
 970                         struct smb_request *req,
 971                         struct files_struct *src_dirfsp,
 972                         struct smb_filename *smb_fname_src,
 973                         struct files_struct *dst_dirfsp,
 974                         struct smb_filename *smb_fname_dst,
 975                         const char *dst_original_lcomp,
 976                         uint32_t attrs,
 977                         bool replace_if_exists,
 978                         uint32_t access_mask);
 979 NTSTATUS copy_file(TALLOC_CTX *ctx,
 980                         connection_struct *conn,
 981                         struct smb_filename *smb_fname_src,
 982                         struct smb_filename *smb_fname_dst,
 983                         uint32_t new_create_disposition);
 984 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 985                          bool large_file_format);
 986
 987 /* The following definitions come from smbd/seal.c  */
 988
 989 bool is_encrypted_packet(const uint8_t *inbuf);
 990 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
 991 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
 992 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
 993                             char **buf_out);
 994 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 995                                         unsigned char **ppdata,
 996                                         size_t *p_data_size,
 997                                         unsigned char **pparam,
 998                                         size_t *p_param_size);
 999 NTSTATUS srv_encryption_start(connection_struct *conn);
1000 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1001
1002 /* The following definitions come from smbd/sec_ctx.c  */
1003
1004 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1005 bool push_sec_ctx(void);
1006 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1007 void set_root_sec_ctx(void);
1008 bool pop_sec_ctx(void);
1009 void init_sec_ctx(void);
1010 const struct security_token *sec_ctx_active_token(void);
1011
1012 /* The following definitions come from smbd/server.c  */
1013
1014 struct memcache *smbd_memcache(void);
1015 bool snum_is_shared_printer(int snum);
1016 void delete_and_reload_printers(void);
1017 bool reload_services(struct smbd_server_connection *sconn,
1018                      bool (*snumused) (struct smbd_server_connection *, int),
1019                      bool test);
1020
1021 /* The following definitions come from smbd/server_exit.c  */
1022
1023 void smbd_exit_server(const char *reason) _NORETURN_;
1024 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1025
1026 /* The following definitions come from smbd/smb2_service.c  */
1027
1028 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1029 bool canonicalize_connect_path(connection_struct *conn);
1030 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1031 bool chdir_current_service(connection_struct *conn);
1032 void load_registry_shares(void);
1033 int add_home_service(const char *service, const char *username, const char *homedir);
1034 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1035 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1036                                         struct smbXsrv_tcon *tcon,
1037                                         int snum,
1038                                         const char *pdev,
1039                                         NTSTATUS *pstatus);
1040 NTSTATUS make_connection_snum(struct smbXsrv_connection *xconn,
1041                               connection_struct *conn,
1042                               int snum,
1043                               struct smbXsrv_session *session,
1044                               const char *pdev);
1045 void close_cnum(connection_struct *conn,
1046                 uint64_t vuid,
1047                 enum file_close_type close_type);
1048
1049 /* The following definitions come from smbd/session.c  */
1050 struct sessionid;
1051 struct smbXsrv_session;
1052 bool session_init(void);
1053 bool session_claim(struct smbXsrv_session *session);
1054 void session_yield(struct smbXsrv_session *session);
1055 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1056 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1057                   const char *machine, struct sessionid **session_list);
1058
1059 /* The following definitions come from smbd/share_access.c  */
1060
1061 bool token_contains_name_in_list(const char *username,
1062                                  const char *domain,
1063                                  const char *sharename,
1064                                  const struct security_token *token,
1065                                  const char **list);
1066 bool user_ok_token(const char *username, const char *domain,
1067                    const struct security_token *token, int snum);
1068 bool is_share_read_only_for_token(const char *username,
1069                                   const char *domain,
1070                                   const struct security_token *token,
1071                                   connection_struct *conn);
1072
1073 /* The following definitions come from smbd/srvstr.c  */
1074
1075 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1076                       const char *src, int dest_len, int flags, size_t *ret_len);
1077
1078 /* The following definitions come from smbd/statvfs.c  */
1079
1080 int sys_statvfs(const char *path, struct vfs_statvfs_struct *statbuf);
1081
1082 /* The following definitions come from smbd/trans2.c  */
1083
1084 char *store_file_unix_basic(connection_struct *conn,
1085                             char *pdata,
1086                             files_struct *fsp,
1087                             const SMB_STRUCT_STAT *psbuf);
1088 char *store_file_unix_basic_info2(connection_struct *conn,
1089                                   char *pdata,
1090                                   files_struct *fsp,
1091                                   const SMB_STRUCT_STAT *psbuf);
1092 NTSTATUS smb_set_file_disposition_info(connection_struct *conn,
1093                                        const char *pdata,
1094                                        int total_data,
1095                                        files_struct *fsp,
1096                                        struct smb_filename *smb_fname);
1097 NTSTATUS refuse_symlink_fsp(const struct files_struct *fsp);
1098 NTSTATUS check_access_fsp(struct files_struct *fsp,
1099                           uint32_t access_mask);
1100 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1101 bool samba_private_attr_name(const char *unix_ea_name);
1102 NTSTATUS get_ea_value_fsp(TALLOC_CTX *mem_ctx,
1103                           files_struct *fsp,
1104                           const char *ea_name,
1105                           struct ea_struct *pea);
1106 NTSTATUS get_ea_names_from_fsp(TALLOC_CTX *mem_ctx,
1107                         files_struct *fsp,
1108                         char ***pnames,
1109                         size_t *pnum_names);
1110 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1111                 struct ea_list *ea_list);
1112 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1113 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1114                 connection_struct *conn,
1115                 struct smb_request *req,
1116                 bool overwrite_if_exists,
1117                 struct files_struct *old_dirfsp,
1118                 const struct smb_filename *smb_fname_old,
1119                 struct files_struct *new_dirfsp,
1120                 struct smb_filename *smb_fname_new);
1121 NTSTATUS smb_set_file_time(connection_struct *conn,
1122                            files_struct *fsp,
1123                            struct smb_filename *smb_fname,
1124                            struct smb_file_time *ft,
1125                            bool setting_write_time);
1126 NTSTATUS smb_set_file_size(connection_struct *conn,
1127                            struct smb_request *req,
1128                            files_struct *fsp,
1129                            struct smb_filename *smb_fname,
1130                            const SMB_STRUCT_STAT *psbuf,
1131                            off_t size,
1132                            bool fail_after_createfile);
1133
1134 bool map_info2_flags_to_sbuf(const SMB_STRUCT_STAT *psbuf,
1135                              const uint32_t smb_fflags,
1136                              const uint32_t smb_fmask,
1137                              int *stat_fflags);
1138
1139 enum perm_type {
1140         PERM_NEW_FILE,
1141         PERM_NEW_DIR,
1142         PERM_EXISTING_FILE,
1143         PERM_EXISTING_DIR
1144 };
1145
1146 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1147                               const SMB_STRUCT_STAT *psbuf,
1148                               uint32_t perms,
1149                               enum perm_type ptype,
1150                               mode_t *ret_perms);
1151 struct ea_list *read_ea_list(TALLOC_CTX *ctx, const char *pdata,
1152                              size_t data_size);
1153 unsigned int estimate_ea_size(files_struct *fsp);
1154 NTSTATUS smb_set_fsquota(connection_struct *conn,
1155                          struct smb_request *req,
1156                          files_struct *fsp,
1157                          const DATA_BLOB *qdata);
1158
1159 /* The following definitions come from smbd/uid.c  */
1160
1161 bool change_to_guest(void);
1162 NTSTATUS check_user_share_access(connection_struct *conn,
1163                                 const struct auth_session_info *session_info,
1164                                 uint32_t *p_share_access,
1165                                 bool *p_readonly_share);
1166 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1167 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1168 bool smbd_change_to_root_user(void);
1169 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1170 bool smbd_unbecome_authenticated_pipe_user(void);
1171 void become_root(void);
1172 void unbecome_root(void);
1173 void smbd_become_root(void);
1174 void smbd_unbecome_root(void);
1175 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1176 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1177 bool become_user_without_service_by_session(connection_struct *conn,
1178                             const struct auth_session_info *session_info);
1179 bool unbecome_user_without_service(void);
1180 uid_t get_current_uid(connection_struct *conn);
1181 gid_t get_current_gid(connection_struct *conn);
1182 const struct security_unix_token *get_current_utok(connection_struct *conn);
1183 const struct security_token *get_current_nttok(connection_struct *conn);
1184
1185 /* The following definitions come from smbd/utmp.c  */
1186
1187 void sys_utmp_claim(const char *username, const char *hostname,
1188                     const char *id_str, int id_num);
1189 void sys_utmp_yield(const char *username, const char *hostname,
1190                     const char *id_str, int id_num);
1191
1192 /* The following definitions come from smbd/vfs.c  */
1193
1194 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1195 bool smbd_vfs_init(connection_struct *conn);
1196 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1197 bool vfs_valid_pread_range(off_t offset, size_t length);
1198 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1199 ssize_t vfs_pwrite_data(struct smb_request *req,
1200                         files_struct *fsp,
1201                         const char *buffer,
1202                         size_t N,
1203                         off_t offset);
1204 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1205 int vfs_set_filelen(files_struct *fsp, off_t len);
1206 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1207 int vfs_fill_sparse(files_struct *fsp, off_t len);
1208 int vfs_set_blocking(files_struct *fsp, bool set);
1209 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1210 const char *vfs_readdirname(connection_struct *conn,
1211                             struct files_struct *dirfsp,
1212                             void *p,
1213                             SMB_STRUCT_STAT *sbuf,
1214                             char **talloced);
1215 int vfs_ChDir(connection_struct *conn,
1216                         const struct smb_filename *smb_fname);
1217 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1218 int vfs_stat(struct connection_struct *conn,
1219              struct smb_filename *smb_fname);
1220 int vfs_stat_smb_basename(struct connection_struct *conn,
1221                         const struct smb_filename *smb_fname_in,
1222                         SMB_STRUCT_STAT *psbuf);
1223 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1224 NTSTATUS vfs_fstreaminfo(struct files_struct *fsp,
1225                         TALLOC_CTX *mem_ctx,
1226                         unsigned int *num_streams,
1227                         struct stream_struct **streams);
1228 void init_smb_file_time(struct smb_file_time *ft);
1229 int vfs_fake_fd(void);
1230 int vfs_fake_fd_close(int fd);
1231
1232 /* The following definitions come from smbd/avahi_register.c */
1233
1234 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1235                            uint16_t port);
1236
1237 /* The following definitions come from smbd/smb2_create.c */
1238
1239 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1240                                     TALLOC_CTX *mem_ctx,
1241                                     DATA_BLOB *cookie_blob);
1242 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1243                                         const DATA_BLOB old_cookie,
1244                                         TALLOC_CTX *mem_ctx,
1245                                         DATA_BLOB *new_cookie);
1246 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1247                                        struct smb_request *smb1req,
1248                                        struct smbXsrv_open *op,
1249                                        const DATA_BLOB old_cookie,
1250                                        TALLOC_CTX *mem_ctx,
1251                                        files_struct **result,
1252                                        DATA_BLOB *new_cookie);
1253
1254 /* The following definitions come from smbd/smb2_posix.c */
1255 ssize_t smb2_posix_cc_info(
1256         connection_struct *conn,
1257         uint32_t reparse_tag,
1258         const SMB_STRUCT_STAT *psbuf,
1259         const struct dom_sid *owner,
1260         const struct dom_sid *group,
1261         uint8_t *buf,
1262         size_t buflen);
1263 ssize_t store_smb2_posix_info(
1264         connection_struct *conn,
1265         const SMB_STRUCT_STAT *psbuf,
1266         uint32_t reparse_tag,
1267         uint32_t dos_attributes,
1268         uint8_t *buf,
1269         size_t buflen);
1270
1271 #endif /* _SMBD_PROTO_H_ */