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 long dptr_TellDir(struct dptr_struct *dptr);
 196 bool dptr_has_wild(struct dptr_struct *dptr);
 197 int dptr_dnum(struct dptr_struct *dptr);
 198 bool dptr_get_priv(struct dptr_struct *dptr);
 199 void dptr_set_priv(struct dptr_struct *dptr);
 200 bool dptr_case_sensitive(struct dptr_struct *dptr);
 201 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 202 bool dptr_fill(struct smbd_server_connection *sconn,
 203                char *buf1,unsigned int key);
 204 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
 205                                char *buf,int *num);
 206 struct smb_Dir;
 207 struct files_struct *dir_hnd_fetch_fsp(struct smb_Dir *dir_hnd);
 208 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 209                                        int dptr_num);
 210 bool get_dir_entry(TALLOC_CTX *ctx,
 211                 struct dptr_struct *dirptr,
 212                 const char *mask,
 213                 uint32_t dirtype,
 214                 char **pp_fname_out,
 215                 off_t *size,
 216                 uint32_t *mode,
 217                 struct timespec *date,
 218                 bool check_descend,
 219                 bool ask_sharemode);
 220 struct smb_Dir;
 221 bool is_visible_fsp(files_struct *fsp);
 222 NTSTATUS OpenDir(TALLOC_CTX *mem_ctx,
 223                  connection_struct *conn,
 224                  const struct smb_filename *smb_dname,
 225                  const char *mask,
 226                  uint32_t attr,
 227                  struct smb_Dir **_dir_hnd);
 228 NTSTATUS OpenDir_from_pathref(TALLOC_CTX *mem_ctx,
 229                               struct files_struct *dirfsp,
 230                               const char *mask,
 231                               uint32_t attr,
 232                               struct smb_Dir **_dir_hnd);
 233 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 234                         SMB_STRUCT_STAT *sbuf, char **talloced);
 235 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 236 void SeekDir(struct smb_Dir *dirp, long offset);
 237 long TellDir(struct smb_Dir *dirp);
 238 NTSTATUS can_delete_directory(struct connection_struct *conn,
 239                                 const char *dirname);
 240 bool have_file_open_below(connection_struct *conn,
 241                         const struct smb_filename *name);
 242
 243 /* The following definitions come from smbd/dmapi.c  */
 244
 245 const void *dmapi_get_current_session(void);
 246 bool dmapi_have_session(void);
 247 bool dmapi_new_session(void);
 248 bool dmapi_destroy_session(void);
 249 uint32_t dmapi_file_flags(const char * const path);
 250
 251 /* The following definitions come from smbd/dnsregister.c  */
 252
 253 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 254                                   TALLOC_CTX *mem_ctx,
 255                                   uint16_t port);
 256
 257 /* The following definitions come from smbd/dosmode.c  */
 258
 259 mode_t unix_mode(connection_struct *conn, int dosmode,
 260                  const struct smb_filename *smb_fname,
 261                  struct files_struct *parent_dirfsp);
 262 uint32_t dos_mode_msdfs(connection_struct *conn,
 263                       const struct smb_filename *smb_fname);
 264 uint32_t fdos_mode(struct files_struct *fsp);
 265 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 266                                     struct tevent_context *ev,
 267                                     files_struct *dir_fsp,
 268                                     struct smb_filename *smb_fname);
 269 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 270 int file_set_dosmode(connection_struct *conn,
 271                      struct smb_filename *smb_fname,
 272                      uint32_t dosmode,
 273                      struct smb_filename *parent_dir,
 274                      bool newfile);
 275 NTSTATUS file_set_sparse(connection_struct *conn,
 276                          struct files_struct *fsp,
 277                          bool sparse);
 278 int file_ntimes(connection_struct *conn,
 279                 files_struct *fsp,
 280                 struct smb_file_time *ft);
 281 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 282 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 283                                struct timespec mtime);
 284
 285 NTSTATUS fget_ea_dos_attribute(struct files_struct *fsp,
 286                               uint32_t *pattr);
 287 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 288                               struct smb_filename *smb_fname,
 289                               uint32_t dosmode);
 290
 291 NTSTATUS set_create_timespec_ea(struct files_struct *fsp,
 292                                 struct timespec create_time);
 293
 294 struct timespec get_create_timespec(connection_struct *conn,
 295                                 struct files_struct *fsp,
 296                                 const struct smb_filename *smb_fname);
 297
 298 struct timespec get_change_timespec(connection_struct *conn,
 299                                 struct files_struct *fsp,
 300                                 const struct smb_filename *smb_fname);
 301
 302 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 303                                   DATA_BLOB blob,
 304                                   uint32_t *pattr);
 305
 306 /* The following definitions come from smbd/error.c  */
 307
 308 bool use_nt_status(void);
 309 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 310 size_t error_packet(char *outbuf,
 311                     uint8_t eclass,
 312                     uint32_t ecode,
 313                     NTSTATUS ntstatus,
 314                     int line,
 315                     const char *file);
 316 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 317                     int line, const char *file);
 318 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 319                     int line, const char *file);
 320 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 321                       NTSTATUS status, int line, const char *file);
 322 void reply_openerror(struct smb_request *req, NTSTATUS status);
 323
 324 /* The following definitions come from smbd/file_access.c  */
 325
 326 bool can_delete_file_in_directory(connection_struct *conn,
 327                         struct files_struct *dirfsp,
 328                         const struct smb_filename *smb_fname);
 329 bool can_write_to_fsp(struct files_struct *fsp);
 330 bool directory_has_default_acl_fsp(struct files_struct *fsp);
 331 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 332
 333 /* The following definitions come from smbd/fileio.c  */
 334
 335 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 336 void fsp_flush_write_time_update(struct files_struct *fsp);
 337 void trigger_write_time_update(struct files_struct *fsp);
 338 void trigger_write_time_update_immediate(struct files_struct *fsp);
 339 void mark_file_modified(files_struct *fsp);
 340 ssize_t write_file(struct smb_request *req,
 341                         files_struct *fsp,
 342                         const char *data,
 343                         off_t pos,
 344                         size_t n);
 345 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 346
 347 /* The following definitions come from smbd/filename.c  */
 348
 349 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 350 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 351 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
 352                                     uint32_t ucf_flags,
 353                                     NTTIME twrp);
 354 NTSTATUS get_real_filename_full_scan_at(struct files_struct *dirfsp,
 355                                         const char *name,
 356                                         bool mangled,
 357                                         TALLOC_CTX *mem_ctx,
 358                                         char **found_name);
 359 char *get_original_lcomp(TALLOC_CTX *ctx,
 360                         connection_struct *conn,
 361                         const char *filename_in,
 362                         uint32_t ucf_flags);
 363 NTSTATUS filename_convert_smb1_search_path(TALLOC_CTX *ctx,
 364                                            connection_struct *conn,
 365                                            char *name_in,
 366                                            uint32_t ucf_flags,
 367                                            struct files_struct **_dirfsp,
 368                                            struct smb_filename **_smb_fname_out,
 369                                            char **_mask_out);
 370 NTSTATUS get_real_filename_at(struct files_struct *dirfsp,
 371                               const char *name,
 372                               TALLOC_CTX *mem_ctx,
 373                               char **found_name);
 374
 375 /* The following definitions come from smbd/files.c  */
 376
 377 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 378                  files_struct **result);
 379 void fsp_set_gen_id(files_struct *fsp);
 380 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 381                   files_struct **result);
 382 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
 383 void file_close_conn(connection_struct *conn, enum file_close_type close_type);
 384 bool file_init_global(void);
 385 bool file_init(struct smbd_server_connection *sconn);
 386 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 387 struct files_struct *files_forall(
 388         struct smbd_server_connection *sconn,
 389         struct files_struct *(*fn)(struct files_struct *fsp,
 390                                    void *private_data),
 391         void *private_data);
 392 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 393 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 394                             struct file_id id, unsigned long gen_id);
 395 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 396                                  struct file_id id,
 397                                  bool need_fsa);
 398 files_struct *file_find_di_next(files_struct *start_fsp,
 399                                  bool need_fsa);
 400 struct files_struct *file_find_one_fsp_from_lease_key(
 401         struct smbd_server_connection *sconn,
 402         const struct smb2_lease_key *lease_key);
 403 bool file_find_subpath(files_struct *dir_fsp);
 404 void fsp_unbind_smb(struct smb_request *req, files_struct *fsp);
 405 void file_free(struct smb_request *req, files_struct *fsp);
 406 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 407 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 408                                   uint64_t persistent_id,
 409                                   uint64_t volatile_id);
 410 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 411                                    uint64_t persistent_id,
 412                                    uint64_t volatile_id);
 413 NTSTATUS dup_file_fsp(
 414         files_struct *from,
 415         uint32_t access_mask,
 416         files_struct *to);
 417 NTSTATUS file_name_hash(connection_struct *conn,
 418                         const char *name, uint32_t *p_name_hash);
 419 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 420                            const struct smb_filename *smb_fname_in);
 421 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 422 void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp);
 423 bool fsp_is_alternate_stream(const struct files_struct *fsp);
 424 struct files_struct *metadata_fsp(struct files_struct *fsp);
 425 bool fsp_search_ask_sharemode(struct files_struct *fsp);
 426 bool fsp_getinfo_ask_sharemode(struct files_struct *fsp);
 427
 428 NTSTATUS create_internal_fsp(connection_struct *conn,
 429                              const struct smb_filename *smb_fname,
 430                              struct files_struct **_fsp);
 431 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 432                                 const struct smb_filename *smb_dname,
 433                                 struct files_struct **_fsp);
 434
 435 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 436                               const struct smb_filename *smb_dname,
 437                               int open_flags,
 438                               struct files_struct **_fsp);
 439 NTSTATUS openat_internal_dir_from_pathref(
 440         struct files_struct *dirfsp,
 441         int open_flags,
 442         struct files_struct **_fsp);
 443
 444 NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp,
 445                             struct smb_filename *smb_fname);
 446 NTSTATUS open_stream_pathref_fsp(
 447         struct files_struct **_base_fsp,
 448         struct smb_filename *smb_fname);
 449 NTSTATUS openat_pathref_dirfsp_nosymlink(
 450         TALLOC_CTX *mem_ctx,
 451         struct connection_struct *conn,
 452         const char *path_in,
 453         NTTIME twrp,
 454         bool posix,
 455         struct smb_filename **_smb_fname,
 456         size_t *unparsed,
 457         char **substitute);
 458 NTSTATUS readlink_talloc(
 459         TALLOC_CTX *mem_ctx,
 460         struct files_struct *dirfsp,
 461         struct smb_filename *smb_relname,
 462         char **_substitute);
 463
 464 void smb_fname_fsp_unlink(struct smb_filename *smb_fname);
 465
 466 NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 467                                  struct smb_filename *smb_fname_src);
 468
 469 NTSTATUS reference_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 470                                       const struct smb_filename *smb_fname_src);
 471
 472 NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx,
 473                            struct files_struct *dirfsp,
 474                            const char *base_name,
 475                            const char *stream_name,
 476                            const SMB_STRUCT_STAT *psbuf,
 477                            NTTIME twrp,
 478                            uint32_t flags,
 479                            struct smb_filename **_smb_fname);
 480
 481 NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx,
 482                         struct files_struct *dirfsp,
 483                         const struct smb_filename *smb_fname,
 484                         struct smb_filename **_parent,
 485                         struct smb_filename **_atname);
 486
 487 /* The following definitions come from smbd/smb2_ipc.c  */
 488
 489 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 490
 491 /* The following definitions come from smbd/mangle.c  */
 492
 493 void mangle_reset_cache(void);
 494 void mangle_change_to_posix(void);
 495 bool mangle_is_mangled(const char *s, const struct share_params *p);
 496 bool mangle_is_8_3(const char *fname, bool check_case,
 497                    const struct share_params *p);
 498 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 499                              const struct share_params *p);
 500 bool mangle_must_mangle(const char *fname,
 501                    const struct share_params *p);
 502 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 503                         const char *in,
 504                         char **out, /* talloced on the given context. */
 505                         const struct share_params *p);
 506 bool name_to_8_3(const char *in,
 507                 char out[13],
 508                 bool cache83,
 509                 const struct share_params *p);
 510
 511 /* The following definitions come from smbd/mangle_hash.c  */
 512
 513 const struct mangle_fns *mangle_hash_init(void);
 514
 515 /* The following definitions come from smbd/mangle_hash2.c  */
 516
 517 const struct mangle_fns *mangle_hash2_init(void);
 518 const struct mangle_fns *posix_mangle_init(void);
 519
 520 /* The following definitions come from smbd/msdfs.c  */
 521
 522 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 523                         bool shuffle_referrals,
 524                         const char *target,
 525                         struct referral **preflist,
 526                         size_t *refcount);
 527 bool is_msdfs_link(struct files_struct *dirfsp,
 528                    struct smb_filename *smb_fname);
 529 struct junction_map;
 530 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 531                            struct auth_session_info *session_info,
 532                            const char *dfs_path,
 533                            const struct tsocket_address *remote_address,
 534                            const struct tsocket_address *local_address,
 535                            struct junction_map *jucn,
 536                            size_t *consumedcntp,
 537                            bool *self_referralp);
 538 int setup_dfs_referral(connection_struct *orig_conn,
 539                         const char *dfs_path,
 540                         int max_referral_level,
 541                         char **ppdata, NTSTATUS *pstatus);
 542 bool create_junction(TALLOC_CTX *ctx,
 543                 const char *dfs_path,
 544                 struct junction_map *jucn);
 545 struct referral;
 546 char *msdfs_link_string(TALLOC_CTX *ctx,
 547                 const struct referral *reflist,
 548                 size_t referral_count);
 549 bool create_msdfs_link(const struct junction_map *jucn,
 550                        struct auth_session_info *session_info);
 551 bool remove_msdfs_link(const struct junction_map *jucn,
 552                        struct auth_session_info *session_info);
 553
 554 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 555                                       struct auth_session_info *session_info,
 556                                       size_t *p_num_jn);
 557 struct connection_struct;
 558 struct smb_filename;
 559
 560 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx,
 561                                 struct tevent_context *ev,
 562                                 struct messaging_context *msg,
 563                                 const struct auth_session_info *session_info,
 564                                 int snum,
 565                                 const char *path,
 566                                 struct connection_struct **c);
 567 struct conn_struct_tos {
 568         struct connection_struct *conn;
 569         struct smb_filename *oldcwd_fname;
 570 };
 571 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 572                                 int snum,
 573                                 const char *path,
 574                                 const struct auth_session_info *session_info,
 575                                 struct conn_struct_tos **_c);
 576 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 577                                     int snum,
 578                                     const char *path,
 579                                     const struct auth_session_info *session_info,
 580                                     struct conn_struct_tos **_c);
 581
 582 /* The following definitions come from smbd/notify.c  */
 583
 584 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 585 void change_notify_reply(struct smb_request *req,
 586                          NTSTATUS error_code,
 587                          uint32_t max_param,
 588                          struct notify_change_buf *notify_buf,
 589                          void (*reply_fn)(struct smb_request *req,
 590                                           NTSTATUS error_code,
 591                                           uint8_t *buf, size_t len));
 592 void notify_callback(struct smbd_server_connection *sconn,
 593                      void *private_data, struct timespec when,
 594                      const struct notify_event *e);
 595 NTSTATUS change_notify_create(struct files_struct *fsp,
 596                               uint32_t max_buffer_size,
 597                               uint32_t filter,
 598                               bool recursive);
 599 NTSTATUS change_notify_add_request(struct smb_request *req,
 600                                 uint32_t max_param,
 601                                 uint32_t filter, bool recursive,
 602                                 struct files_struct *fsp,
 603                                 void (*reply_fn)(struct smb_request *req,
 604                                         NTSTATUS error_code,
 605                                         uint8_t *buf, size_t len));
 606 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 607                                 void *private_data, uint32_t msg_type,
 608                                 struct server_id server_id, DATA_BLOB *data);
 609 void smbd_notifyd_restarted(struct messaging_context *msg,
 610                             void *private_data, uint32_t msg_type,
 611                             struct server_id server_id, DATA_BLOB *data);
 612 bool remove_pending_change_notify_requests_by_mid(
 613         struct smbd_server_connection *sconn, uint64_t mid);
 614 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 615                                                   NTSTATUS status);
 616 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 617                   const char *path);
 618 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 619 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 620                                                      struct tevent_context *ev);
 621
 622 /* The following definitions come from smbd/notify_inotify.c  */
 623
 624 int inotify_watch(TALLOC_CTX *mem_ctx,
 625                   struct sys_notify_context *ctx,
 626                   const char *path,
 627                   uint32_t *filter,
 628                   uint32_t *subdir_filter,
 629                   void (*callback)(struct sys_notify_context *ctx,
 630                                    void *private_data,
 631                                    struct notify_event *ev,
 632                                    uint32_t filter),
 633                   void *private_data,
 634                   void *handle_p);
 635
 636 int fam_watch(TALLOC_CTX *mem_ctx,
 637               struct sys_notify_context *ctx,
 638               const char *path,
 639               uint32_t *filter,
 640               uint32_t *subdir_filter,
 641               void (*callback)(struct sys_notify_context *ctx,
 642                                void *private_data,
 643                                struct notify_event *ev,
 644                                uint32_t filter),
 645               void *private_data,
 646               void *handle_p);
 647
 648
 649 /* The following definitions come from smbd/notify_internal.c  */
 650
 651 struct notify_context *notify_init(
 652         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 653         struct smbd_server_connection *sconn,
 654         void (*callback)(struct smbd_server_connection *sconn,
 655                          void *, struct timespec,
 656                          const struct notify_event *));
 657 NTSTATUS notify_add(struct notify_context *ctx,
 658                     const char *path, uint32_t filter, uint32_t subdir_filter,
 659                     void *private_data);
 660 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 661                        char *path);
 662 void notify_trigger(struct notify_context *notify,
 663                     uint32_t action, uint32_t filter,
 664                     const char *dir, const char *path);
 665
 666 /* The following definitions come from smbd/ntquotas.c  */
 667
 668 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 669                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 670 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 671 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 672 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 673
 674 /* The following definitions come from smbd/smb2_nttrans.c  */
 675
 676 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 677                        uint32_t security_info_sent);
 678 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 679                        uint32_t security_info_sent);
 680 NTSTATUS copy_internals(TALLOC_CTX *ctx,
 681                         connection_struct *conn,
 682                         struct smb_request *req,
 683                         struct files_struct *src_dirfsp,
 684                         struct smb_filename *smb_fname_src,
 685                         struct files_struct *dst_dirfsp,
 686                         struct smb_filename *smb_fname_dst,
 687                         uint32_t attrs);
 688 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 689                                         TALLOC_CTX *mem_ctx,
 690                                         files_struct *fsp,
 691                                         uint32_t security_info_wanted,
 692                                         uint32_t max_data_count,
 693                                         uint8_t **ppmarshalled_sd,
 694                                         size_t *psd_size);
 695 #ifdef HAVE_SYS_QUOTAS
 696
 697 struct smb2_query_quota_info;
 698
 699 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 700                                      files_struct *fsp,
 701                                      bool restart_scan,
 702                                      bool return_single,
 703                                      uint32_t sid_list_length,
 704                                      DATA_BLOB *sidbuffer,
 705                                      uint32_t max_data_count,
 706                                      uint8_t **p_data,
 707                                      uint32_t *p_data_size);
 708 #endif
 709
 710 /* The following definitions come from smbd/open.c  */
 711
 712 NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp,
 713                                       struct files_struct *fsp,
 714                                       bool use_privs,
 715                                       uint32_t access_mask);
 716 NTSTATUS check_parent_access_fsp(struct files_struct *fsp,
 717                                 uint32_t access_mask);
 718 NTSTATUS fd_openat(const struct files_struct *dirfsp,
 719                    struct smb_filename *smb_fname,
 720                    files_struct *fsp,
 721                    const struct vfs_open_how *how);
 722 NTSTATUS fd_close(files_struct *fsp);
 723 bool is_oplock_stat_open(uint32_t access_mask);
 724 bool is_lease_stat_open(uint32_t access_mask);
 725 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 726                             const struct file_id *id,
 727                             const struct share_mode_entry *exclusive,
 728                             uint16_t break_to);
 729 struct deferred_open_record;
 730 bool is_deferred_open_async(const struct deferred_open_record *rec);
 731 bool defer_smb1_sharing_violation(struct smb_request *req);
 732 NTSTATUS create_directory(connection_struct *conn,
 733                           struct smb_request *req,
 734                           struct files_struct *dirfsp,
 735                           struct smb_filename *smb_dname);
 736 void msg_file_was_renamed(struct messaging_context *msg,
 737                           void *private_data,
 738                           uint32_t msg_type,
 739                           struct server_id server_id,
 740                           DATA_BLOB *data);
 741 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 742                                  const struct smb2_lease_key *key,
 743                                  uint32_t current_state,
 744                                  uint16_t lease_version,
 745                                  uint16_t lease_epoch);
 746 NTSTATUS create_file_default(connection_struct *conn,
 747                              struct smb_request *req,
 748                              struct files_struct *dirfsp,
 749                              struct smb_filename * smb_fname,
 750                              uint32_t access_mask,
 751                              uint32_t share_access,
 752                              uint32_t create_disposition,
 753                              uint32_t create_options,
 754                              uint32_t file_attributes,
 755                              uint32_t oplock_request,
 756                              const struct smb2_lease *lease,
 757                              uint64_t allocation_size,
 758                              uint32_t private_flags,
 759                              struct security_descriptor *sd,
 760                              struct ea_list *ea_list,
 761                              files_struct **result,
 762                              int *pinfo,
 763                              const struct smb2_create_blobs *in_context_blobs,
 764                              struct smb2_create_blobs *out_context_blobs);
 765
 766 /* The following definitions come from smbd/oplock.c  */
 767
 768 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
 769
 770 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 771 NTSTATUS set_file_oplock(files_struct *fsp);
 772 void release_file_oplock(files_struct *fsp);
 773 bool remove_oplock(files_struct *fsp);
 774 bool downgrade_oplock(files_struct *fsp);
 775 bool fsp_lease_update(struct files_struct *fsp);
 776 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
 777                         uint32_t num_file_ids,
 778                         const struct file_id *ids,
 779                         const struct smb2_lease_key *key,
 780                         uint32_t lease_state);
 781 void contend_level2_oplocks_begin(files_struct *fsp,
 782                                   enum level2_contention_type type);
 783 void contend_level2_oplocks_end(files_struct *fsp,
 784                                 enum level2_contention_type type);
 785 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 786                                   enum level2_contention_type type);
 787 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 788                                 enum level2_contention_type type);
 789 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 790                                  const struct share_mode_entry *e);
 791 void message_to_share_mode_entry(struct file_id *id,
 792                                  struct share_mode_entry *e,
 793                                  const char *msg);
 794 bool init_oplocks(struct smbd_server_connection *sconn);
 795 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 796
 797 /* The following definitions come from smbd/oplock_linux.c  */
 798
 799 int linux_set_lease_sighandler(int fd);
 800 int linux_setlease(int fd, int leasetype);
 801 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 802
 803 /* The following definitions come from smbd/password.c  */
 804
 805 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 806 int register_homes_share(const char *username);
 807
 808 /* The following definitions come from smbd/pipes.c  */
 809
 810 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 811                       struct files_struct **pfsp);
 812
 813 /* The following definitions come from smbd/posix_acls.c  */
 814
 815 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 816 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 817 uint32_t map_canon_ace_perms(int snum,
 818                                 enum security_ace_type *pacl_type,
 819                                 mode_t perms,
 820                                 bool directory_ace);
 821 bool current_user_in_group(connection_struct *conn, gid_t gid);
 822 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 823 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 824                            TALLOC_CTX *mem_ctx,
 825                            struct security_descriptor **ppdesc);
 826 NTSTATUS chown_if_needed(files_struct *fsp, uint32_t security_info_sent,
 827                          const struct security_descriptor *psd,
 828                          bool *did_chown);
 829 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 830 int get_acl_group_bits(connection_struct *conn,
 831                        struct files_struct *fsp,
 832                        mode_t *mode);
 833 int inherit_access_posix_acl(connection_struct *conn,
 834                              struct files_struct *inherit_from_dirfsp,
 835                              const struct smb_filename *smb_fname,
 836                              mode_t mode);
 837 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 838                                 files_struct *fsp,
 839                                 uint16_t num_def_acls, const char *pdata);
 840 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 841                                 uint16_t num_acls,
 842                                 const char *pdata);
 843 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 844                                 const struct smb_filename *smb_fname,
 845                                 TALLOC_CTX *mem_ctx,
 846                                 char **blob_description,
 847                                 DATA_BLOB *blob);
 848 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 849                               files_struct *fsp,
 850                               TALLOC_CTX *mem_ctx,
 851                               char **blob_description,
 852                               DATA_BLOB *blob);
 853
 854 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 855
 856 const struct enum_list *get_default_acl_style_list(void);
 857
 858 NTSTATUS make_default_filesystem_acl(
 859         TALLOC_CTX *ctx,
 860         enum default_acl_style acl_style,
 861         const char *name,
 862         const SMB_STRUCT_STAT *psbuf,
 863         struct security_descriptor **ppdesc);
 864
 865 /* The following definitions come from smbd/smb2_process.c  */
 866
 867 #if !defined(WITH_SMB1SERVER)
 868 bool smb1_srv_send(struct smbXsrv_connection *xconn,
 869                    char *buffer,
 870                    bool do_signing,
 871                    uint32_t seqnum,
 872                    bool do_encrypt);
 873 #endif
 874 size_t srv_smb1_set_message(char *buf,
 875                        size_t num_words,
 876                        size_t num_bytes,
 877                        bool zero);
 878 NTSTATUS read_packet_remainder(int fd, char *buffer,
 879                                unsigned int timeout, ssize_t len);
 880 NTSTATUS receive_smb_talloc(TALLOC_CTX *mem_ctx,
 881                             struct smbXsrv_connection *xconn,
 882                             int sock,
 883                             char **buffer, unsigned int timeout,
 884                             size_t *p_unread, bool *p_encrypted,
 885                             size_t *p_len,
 886                             uint32_t *seqnum,
 887                             bool trusted_channel);
 888 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 889                                       uint64_t mid);
 890 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 891                                         uint64_t mid);
 892 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 893 bool get_deferred_open_message_state(struct smb_request *smbreq,
 894                                 struct timeval *p_request_time,
 895                                 struct deferred_open_record **open_rec);
 896 bool push_deferred_open_message_smb(struct smb_request *req,
 897                                     struct timeval timeout,
 898                                     struct file_id id,
 899                                     struct deferred_open_record *open_rec);
 900 bool create_smb1_outbuf(TALLOC_CTX *mem_ctx, struct smb_request *req,
 901                    const uint8_t *inbuf, char **outbuf,
 902                    uint8_t num_words, uint32_t num_bytes);
 903 void construct_smb1_reply_common_req(struct smb_request *req, char *outbuf);
 904 void reply_smb1_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 905 void process_smb(struct smbXsrv_connection *xconn,
 906                  uint8_t *inbuf, size_t nread, size_t unread_bytes,
 907                  uint32_t seqnum, bool encrypted,
 908                  struct smb_perfcount_data *deferred_pcd);
 909 void smbd_process(struct tevent_context *ev_ctx,
 910                   struct messaging_context *msg_ctx,
 911                   int sock_fd,
 912                   bool interactive);
 913 bool valid_smb1_header(const uint8_t *inbuf);
 914 bool init_smb1_request(struct smb_request *req,
 915                       struct smbd_server_connection *sconn,
 916                       struct smbXsrv_connection *xconn,
 917                       const uint8_t *inbuf,
 918                       size_t unread_bytes, bool encrypted,
 919                       uint32_t seqnum);
 920
 921 /* The following definitions come from smbd/quotas.c  */
 922
 923 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 924                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 925
 926 /* The following definitions come from smbd/smb2_reply.c  */
 927
 928 NTSTATUS check_path_syntax(char *path, bool posix);
 929 NTSTATUS smb1_strip_dfs_path(TALLOC_CTX *mem_ctx,
 930                              uint32_t *ucf_flags,
 931                              char **in_path);
 932 NTSTATUS smb2_strip_dfs_path(const char *in_path, const char **out_path);
 933 size_t srvstr_get_path(TALLOC_CTX *ctx,
 934                         const char *inbuf,
 935                         uint16_t smb_flags2,
 936                         char **pp_dest,
 937                         const char *src,
 938                         size_t src_len,
 939                         int flags,
 940                         NTSTATUS *err);
 941 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 942                         const char *inbuf,
 943                         uint16_t smb_flags2,
 944                         char **pp_dest,
 945                         const char *src,
 946                         size_t src_len,
 947                         int flags,
 948                         NTSTATUS *err);
 949 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 950                            char **pp_dest, const char *src, int flags,
 951                            NTSTATUS *err);
 952 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 953                               char **dest, const uint8_t *src, int flags);
 954 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 955                     files_struct *fsp);
 956 bool check_fsp(connection_struct *conn, struct smb_request *req,
 957                files_struct *fsp);
 958 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 959                               files_struct *fsp);
 960 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 961 NTSTATUS unlink_internals(connection_struct *conn,
 962                         struct smb_request *req,
 963                         uint32_t dirtype,
 964                         struct files_struct *dirfsp,
 965                         struct smb_filename *smb_fname);
 966 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 967                       off_t startpos, size_t nread);
 968 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 969                             files_struct *fsp,
 970                             ssize_t nread,
 971                             size_t headersize,
 972                             size_t smb_maxcnt);
 973 NTSTATUS rename_internals_fsp(connection_struct *conn,
 974                         files_struct *fsp,
 975                         struct files_struct *dst_dirfsp,
 976                         struct smb_filename *smb_fname_dst_in,
 977                         const char *dst_original_lcomp,
 978                         uint32_t attrs,
 979                         bool replace_if_exists);
 980 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 981                         connection_struct *conn,
 982                         struct smb_request *req,
 983                         struct files_struct *src_dirfsp,
 984                         struct smb_filename *smb_fname_src,
 985                         struct files_struct *dst_dirfsp,
 986                         struct smb_filename *smb_fname_dst,
 987                         const char *dst_original_lcomp,
 988                         uint32_t attrs,
 989                         bool replace_if_exists,
 990                         uint32_t access_mask);
 991 NTSTATUS copy_file(TALLOC_CTX *ctx,
 992                         connection_struct *conn,
 993                         struct smb_filename *smb_fname_src,
 994                         struct smb_filename *smb_fname_dst,
 995                         uint32_t new_create_disposition);
 996 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 997                          bool large_file_format);
 998
 999 /* The following definitions come from smbd/seal.c  */
1000
1001 bool is_encrypted_packet(const uint8_t *inbuf);
1002 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1003 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1004 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1005                             char **buf_out);
1006 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1007                                         unsigned char **ppdata,
1008                                         size_t *p_data_size,
1009                                         unsigned char **pparam,
1010                                         size_t *p_param_size);
1011 NTSTATUS srv_encryption_start(connection_struct *conn);
1012 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1013
1014 /* The following definitions come from smbd/sec_ctx.c  */
1015
1016 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1017 bool push_sec_ctx(void);
1018 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1019 void set_root_sec_ctx(void);
1020 bool pop_sec_ctx(void);
1021 void init_sec_ctx(void);
1022 const struct security_token *sec_ctx_active_token(void);
1023
1024 /* The following definitions come from smbd/server.c  */
1025
1026 struct memcache *smbd_memcache(void);
1027 bool snum_is_shared_printer(int snum);
1028 void delete_and_reload_printers(void);
1029 bool reload_services(struct smbd_server_connection *sconn,
1030                      bool (*snumused) (struct smbd_server_connection *, int),
1031                      bool test);
1032
1033 /* The following definitions come from smbd/server_exit.c  */
1034
1035 void smbd_exit_server(const char *reason) _NORETURN_;
1036 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1037
1038 /* The following definitions come from smbd/smb2_service.c  */
1039
1040 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1041 bool canonicalize_connect_path(connection_struct *conn);
1042 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1043 bool chdir_current_service(connection_struct *conn);
1044 void load_registry_shares(void);
1045 int add_home_service(const char *service, const char *username, const char *homedir);
1046 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1047 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1048                                         struct smbXsrv_tcon *tcon,
1049                                         int snum,
1050                                         const char *pdev,
1051                                         NTSTATUS *pstatus);
1052 NTSTATUS make_connection_snum(struct smbXsrv_connection *xconn,
1053                               connection_struct *conn,
1054                               int snum,
1055                               struct smbXsrv_session *session,
1056                               const char *pdev);
1057 void close_cnum(connection_struct *conn,
1058                 uint64_t vuid,
1059                 enum file_close_type close_type);
1060
1061 /* The following definitions come from smbd/session.c  */
1062 struct sessionid;
1063 struct smbXsrv_session;
1064 bool session_init(void);
1065 bool session_claim(struct smbXsrv_session *session);
1066 void session_yield(struct smbXsrv_session *session);
1067 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1068 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1069                   const char *machine, struct sessionid **session_list);
1070
1071 /* The following definitions come from smbd/share_access.c  */
1072
1073 bool token_contains_name_in_list(const char *username,
1074                                  const char *domain,
1075                                  const char *sharename,
1076                                  const struct security_token *token,
1077                                  const char **list);
1078 bool user_ok_token(const char *username, const char *domain,
1079                    const struct security_token *token, int snum);
1080 bool is_share_read_only_for_token(const char *username,
1081                                   const char *domain,
1082                                   const struct security_token *token,
1083                                   connection_struct *conn);
1084
1085 /* The following definitions come from smbd/srvstr.c  */
1086
1087 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1088                       const char *src, int dest_len, int flags, size_t *ret_len);
1089
1090 /* The following definitions come from smbd/statvfs.c  */
1091
1092 int sys_statvfs(const char *path, struct vfs_statvfs_struct *statbuf);
1093
1094 /* The following definitions come from smbd/trans2.c  */
1095
1096 char *store_file_unix_basic(connection_struct *conn,
1097                             char *pdata,
1098                             files_struct *fsp,
1099                             const SMB_STRUCT_STAT *psbuf);
1100 char *store_file_unix_basic_info2(connection_struct *conn,
1101                                   char *pdata,
1102                                   files_struct *fsp,
1103                                   const SMB_STRUCT_STAT *psbuf);
1104 NTSTATUS smb_set_file_disposition_info(connection_struct *conn,
1105                                        const char *pdata,
1106                                        int total_data,
1107                                        files_struct *fsp,
1108                                        struct smb_filename *smb_fname);
1109 NTSTATUS refuse_symlink_fsp(const struct files_struct *fsp);
1110 NTSTATUS check_access_fsp(struct files_struct *fsp,
1111                           uint32_t access_mask);
1112 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1113 bool samba_private_attr_name(const char *unix_ea_name);
1114 NTSTATUS get_ea_value_fsp(TALLOC_CTX *mem_ctx,
1115                           files_struct *fsp,
1116                           const char *ea_name,
1117                           struct ea_struct *pea);
1118 NTSTATUS get_ea_names_from_fsp(TALLOC_CTX *mem_ctx,
1119                         files_struct *fsp,
1120                         char ***pnames,
1121                         size_t *pnum_names);
1122 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1123                 struct ea_list *ea_list);
1124 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1125 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1126                 connection_struct *conn,
1127                 struct smb_request *req,
1128                 bool overwrite_if_exists,
1129                 struct files_struct *old_dirfsp,
1130                 const struct smb_filename *smb_fname_old,
1131                 struct files_struct *new_dirfsp,
1132                 struct smb_filename *smb_fname_new);
1133 NTSTATUS smb_set_file_time(connection_struct *conn,
1134                            files_struct *fsp,
1135                            struct smb_filename *smb_fname,
1136                            struct smb_file_time *ft,
1137                            bool setting_write_time);
1138 NTSTATUS smb_set_file_size(connection_struct *conn,
1139                            struct smb_request *req,
1140                            files_struct *fsp,
1141                            struct smb_filename *smb_fname,
1142                            const SMB_STRUCT_STAT *psbuf,
1143                            off_t size,
1144                            bool fail_after_createfile);
1145
1146 bool map_info2_flags_to_sbuf(const SMB_STRUCT_STAT *psbuf,
1147                              const uint32_t smb_fflags,
1148                              const uint32_t smb_fmask,
1149                              int *stat_fflags);
1150
1151 enum perm_type {
1152         PERM_NEW_FILE,
1153         PERM_NEW_DIR,
1154         PERM_EXISTING_FILE,
1155         PERM_EXISTING_DIR
1156 };
1157
1158 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1159                               const SMB_STRUCT_STAT *psbuf,
1160                               uint32_t perms,
1161                               enum perm_type ptype,
1162                               mode_t *ret_perms);
1163 struct ea_list *read_ea_list(TALLOC_CTX *ctx, const char *pdata,
1164                              size_t data_size);
1165 unsigned int estimate_ea_size(files_struct *fsp);
1166 NTSTATUS smb_set_fsquota(connection_struct *conn,
1167                          struct smb_request *req,
1168                          files_struct *fsp,
1169                          const DATA_BLOB *qdata);
1170
1171 /* The following definitions come from smbd/uid.c  */
1172
1173 bool change_to_guest(void);
1174 NTSTATUS check_user_share_access(connection_struct *conn,
1175                                 const struct auth_session_info *session_info,
1176                                 uint32_t *p_share_access,
1177                                 bool *p_readonly_share);
1178 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1179 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1180 bool smbd_change_to_root_user(void);
1181 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1182 bool smbd_unbecome_authenticated_pipe_user(void);
1183 void become_root(void);
1184 void unbecome_root(void);
1185 void smbd_become_root(void);
1186 void smbd_unbecome_root(void);
1187 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1188 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1189 bool become_user_without_service_by_session(connection_struct *conn,
1190                             const struct auth_session_info *session_info);
1191 bool unbecome_user_without_service(void);
1192 uid_t get_current_uid(connection_struct *conn);
1193 gid_t get_current_gid(connection_struct *conn);
1194 const struct security_unix_token *get_current_utok(connection_struct *conn);
1195 const struct security_token *get_current_nttok(connection_struct *conn);
1196
1197 /* The following definitions come from smbd/utmp.c  */
1198
1199 void sys_utmp_claim(const char *username, const char *hostname,
1200                     const char *id_str, int id_num);
1201 void sys_utmp_yield(const char *username, const char *hostname,
1202                     const char *id_str, int id_num);
1203
1204 /* The following definitions come from smbd/vfs.c  */
1205
1206 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1207 bool smbd_vfs_init(connection_struct *conn);
1208 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1209 bool vfs_valid_pread_range(off_t offset, size_t length);
1210 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1211 ssize_t vfs_pwrite_data(struct smb_request *req,
1212                         files_struct *fsp,
1213                         const char *buffer,
1214                         size_t N,
1215                         off_t offset);
1216 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1217 int vfs_set_filelen(files_struct *fsp, off_t len);
1218 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1219 int vfs_fill_sparse(files_struct *fsp, off_t len);
1220 int vfs_set_blocking(files_struct *fsp, bool set);
1221 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1222 const char *vfs_readdirname(connection_struct *conn,
1223                             struct files_struct *dirfsp,
1224                             void *p,
1225                             SMB_STRUCT_STAT *sbuf,
1226                             char **talloced);
1227 int vfs_ChDir(connection_struct *conn,
1228                         const struct smb_filename *smb_fname);
1229 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1230 int vfs_stat(struct connection_struct *conn,
1231              struct smb_filename *smb_fname);
1232 int vfs_stat_smb_basename(struct connection_struct *conn,
1233                         const struct smb_filename *smb_fname_in,
1234                         SMB_STRUCT_STAT *psbuf);
1235 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1236 NTSTATUS vfs_fstreaminfo(struct files_struct *fsp,
1237                         TALLOC_CTX *mem_ctx,
1238                         unsigned int *num_streams,
1239                         struct stream_struct **streams);
1240 void init_smb_file_time(struct smb_file_time *ft);
1241 int vfs_fake_fd(void);
1242 int vfs_fake_fd_close(int fd);
1243
1244 /* The following definitions come from smbd/avahi_register.c */
1245
1246 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1247                            uint16_t port);
1248
1249 /* The following definitions come from smbd/smb2_create.c */
1250
1251 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1252                                     TALLOC_CTX *mem_ctx,
1253                                     DATA_BLOB *cookie_blob);
1254 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1255                                         const DATA_BLOB old_cookie,
1256                                         TALLOC_CTX *mem_ctx,
1257                                         DATA_BLOB *new_cookie);
1258 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1259                                        struct smb_request *smb1req,
1260                                        struct smbXsrv_open *op,
1261                                        const DATA_BLOB old_cookie,
1262                                        TALLOC_CTX *mem_ctx,
1263                                        files_struct **result,
1264                                        DATA_BLOB *new_cookie);
1265
1266 /* The following definitions come from smbd/smb2_posix.c */
1267 ssize_t smb2_posix_cc_info(
1268         connection_struct *conn,
1269         uint32_t reparse_tag,
1270         const SMB_STRUCT_STAT *psbuf,
1271         const struct dom_sid *owner,
1272         const struct dom_sid *group,
1273         uint8_t *buf,
1274         size_t buflen);
1275 ssize_t store_smb2_posix_info(
1276         connection_struct *conn,
1277         const SMB_STRUCT_STAT *psbuf,
1278         uint32_t reparse_tag,
1279         uint32_t dos_attributes,
1280         uint8_t *buf,
1281         size_t buflen);
1282
1283 #endif /* _SMBD_PROTO_H_ */