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 srv_init_signing(struct smbXsrv_connection *conn);
  56
  57 /* The following definitions come from smbd/aio.c  */
  58
  59 struct aio_extra;
  60 bool aio_write_through_requested(struct aio_extra *aio_ex);
  61 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  62                                 struct smb_request *smbreq,
  63                                 files_struct *fsp,
  64                                 TALLOC_CTX *ctx,
  65                                 DATA_BLOB *preadbuf,
  66                                 off_t startpos,
  67                                 size_t smb_maxcnt);
  68 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  69                                 struct smb_request *smbreq,
  70                                 files_struct *fsp,
  71                                 uint64_t in_offset,
  72                                 DATA_BLOB in_data,
  73                                 bool write_through);
  74 bool cancel_smb2_aio(struct smb_request *smbreq);
  75 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  76 struct aio_extra *create_aio_extra(TALLOC_CTX *mem_ctx,
  77                                    files_struct *fsp,
  78                                    size_t buflen);
  79 struct tevent_req *pwrite_fsync_send(TALLOC_CTX *mem_ctx,
  80                                      struct tevent_context *ev,
  81                                      struct files_struct *fsp,
  82                                      const void *data,
  83                                      size_t n, off_t offset,
  84                                      bool write_through);
  85 ssize_t pwrite_fsync_recv(struct tevent_req *req, int *perr);
  86
  87 /* The following definitions come from smbd/blocking.c  */
  88
  89 NTSTATUS smbd_do_locks_try(
  90         struct files_struct *fsp,
  91         uint16_t num_locks,
  92         struct smbd_lock_element *locks,
  93         uint16_t *blocker_idx,
  94         struct server_id *blocking_pid,
  95         uint64_t *blocking_smblctx);
  96 struct tevent_req *smbd_smb1_do_locks_send(
  97         TALLOC_CTX *mem_ctx,
  98         struct tevent_context *ev,
  99         struct smb_request **smbreq, /* talloc_move()d into our state */
 100         struct files_struct *fsp,
 101         uint32_t lock_timeout,
 102         bool large_offset,
 103         uint16_t num_locks,
 104         struct smbd_lock_element *locks);
 105 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
 106 bool smbd_smb1_do_locks_extract_smbreq(
 107         struct tevent_req *req,
 108         TALLOC_CTX *mem_ctx,
 109         struct smb_request **psmbreq);
 110 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
 111 bool smbd_smb1_brl_finish_by_lock(
 112         struct files_struct *fsp,
 113         bool large_offset,
 114         struct smbd_lock_element lock,
 115         NTSTATUS finish_status);
 116 bool smbd_smb1_brl_finish_by_mid(
 117         struct smbd_server_connection *sconn, uint64_t mid);
 118
 119 /* The following definitions come from smbd/close.c  */
 120
 121 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 122 NTSTATUS close_file_smb(struct smb_request *req,
 123                         struct files_struct *fsp,
 124                         enum file_close_type close_type);
 125 NTSTATUS close_file_free(struct smb_request *req,
 126                          struct files_struct **_fsp,
 127                          enum file_close_type close_type);
 128 void msg_close_file(struct messaging_context *msg_ctx,
 129                     void *private_data,
 130                     uint32_t msg_type,
 131                     struct server_id server_id,
 132                     DATA_BLOB *data);
 133 NTSTATUS delete_all_streams(connection_struct *conn,
 134                         const struct smb_filename *smb_fname);
 135 NTSTATUS recursive_rmdir(TALLOC_CTX *ctx,
 136                      connection_struct *conn,
 137                      struct smb_filename *smb_dname);
 138 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 139                               struct files_struct *fsp);
 140
 141 /* The following definitions come from smbd/conn.c  */
 142
 143 int conn_num_open(struct smbd_server_connection *sconn);
 144 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 145 connection_struct *conn_new(struct smbd_server_connection *sconn);
 146 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 147 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 148 void conn_free(connection_struct *conn);
 149 void conn_setup_case_options(connection_struct *conn);
 150 void conn_force_tdis(
 151         struct smbd_server_connection *sconn,
 152         bool (*check_fn)(struct connection_struct *conn,
 153                          void *private_data),
 154         void *private_data);
 155 void msg_force_tdis(struct messaging_context *msg,
 156                     void *private_data,
 157                     uint32_t msg_type,
 158                     struct server_id server_id,
 159                     DATA_BLOB *data);
 160 void msg_force_tdis_denied(
 161         struct messaging_context *msg,
 162         void *private_data,
 163         uint32_t msg_type,
 164         struct server_id server_id,
 165         DATA_BLOB *data);
 166
 167 /* The following definitions come from smbd/connection.c  */
 168
 169 int count_current_connections(const char *sharename, bool verify);
 170 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 171
 172 /* The following definitions come from smbd/dfree.c  */
 173
 174 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 175                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 176 void flush_dfree_cache(void);
 177
 178 /* The following definitions come from smbd/dir.c  */
 179
 180 bool init_dptrs(struct smbd_server_connection *sconn);
 181 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 182 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 183 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 184 void dptr_closecnum(connection_struct *conn);
 185 NTSTATUS dptr_create(connection_struct *conn,
 186                 struct smb_request *req,
 187                 files_struct *fsp,
 188                 bool old_handle,
 189                 const char *wcard,
 190                 uint32_t attr,
 191                 struct dptr_struct **dptr_ret);
 192 void dptr_CloseDir(files_struct *fsp);
 193 void dptr_RewindDir(struct dptr_struct *dptr);
 194 unsigned int dptr_FileNumber(struct dptr_struct *dptr);
 195 bool dptr_has_wild(struct dptr_struct *dptr);
 196 int dptr_dnum(struct dptr_struct *dptr);
 197 bool dptr_get_priv(struct dptr_struct *dptr);
 198 void dptr_set_priv(struct dptr_struct *dptr);
 199 bool dptr_case_sensitive(struct dptr_struct *dptr);
 200 char *dptr_ReadDirName(TALLOC_CTX *ctx, struct dptr_struct *dptr);
 201 struct smb_Dir;
 202 struct files_struct *dir_hnd_fetch_fsp(struct smb_Dir *dir_hnd);
 203 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 204                                        int dptr_num);
 205 struct smb_Dir;
 206 bool is_visible_fsp(files_struct *fsp);
 207 NTSTATUS OpenDir(TALLOC_CTX *mem_ctx,
 208                  connection_struct *conn,
 209                  const struct smb_filename *smb_dname,
 210                  const char *mask,
 211                  uint32_t attr,
 212                  struct smb_Dir **_dir_hnd);
 213 NTSTATUS OpenDir_from_pathref(TALLOC_CTX *mem_ctx,
 214                               struct files_struct *dirfsp,
 215                               const char *mask,
 216                               uint32_t attr,
 217                               struct smb_Dir **_dir_hnd);
 218 const char *ReadDirName(struct smb_Dir *dir_hnd, char **talloced);
 219 void RewindDir(struct smb_Dir *dir_hnd);
 220 NTSTATUS can_delete_directory(struct connection_struct *conn,
 221                                 const char *dirname);
 222 bool have_file_open_below(connection_struct *conn,
 223                         const struct smb_filename *name);
 224
 225 /* The following definitions come from smbd/dmapi.c  */
 226
 227 const void *dmapi_get_current_session(void);
 228 bool dmapi_have_session(void);
 229 bool dmapi_new_session(void);
 230 bool dmapi_destroy_session(void);
 231 uint32_t dmapi_file_flags(const char * const path);
 232
 233 /* The following definitions come from smbd/dnsregister.c  */
 234
 235 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 236                                   TALLOC_CTX *mem_ctx,
 237                                   uint16_t port);
 238
 239 /* The following definitions come from smbd/dosmode.c  */
 240
 241 mode_t unix_mode(connection_struct *conn, int dosmode,
 242                  const struct smb_filename *smb_fname,
 243                  struct files_struct *parent_dirfsp);
 244 uint32_t dos_mode_msdfs(connection_struct *conn,
 245                         const char *name,
 246                         const struct stat_ex *st);
 247 uint32_t fdos_mode(struct files_struct *fsp);
 248 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 249                                     struct tevent_context *ev,
 250                                     files_struct *dir_fsp,
 251                                     struct smb_filename *smb_fname);
 252 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 253 int file_set_dosmode(connection_struct *conn,
 254                      struct smb_filename *smb_fname,
 255                      uint32_t dosmode,
 256                      struct smb_filename *parent_dir,
 257                      bool newfile);
 258 NTSTATUS file_set_sparse(connection_struct *conn,
 259                          struct files_struct *fsp,
 260                          bool sparse);
 261 int file_ntimes(connection_struct *conn,
 262                 files_struct *fsp,
 263                 struct smb_file_time *ft);
 264 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 265 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 266                                struct timespec mtime);
 267
 268 NTSTATUS fget_ea_dos_attribute(struct files_struct *fsp,
 269                               uint32_t *pattr);
 270 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 271                               struct smb_filename *smb_fname,
 272                               uint32_t dosmode);
 273
 274 NTSTATUS set_create_timespec_ea(struct files_struct *fsp,
 275                                 struct timespec create_time);
 276
 277 struct timespec get_create_timespec(connection_struct *conn,
 278                                 struct files_struct *fsp,
 279                                 const struct smb_filename *smb_fname);
 280
 281 struct timespec get_change_timespec(connection_struct *conn,
 282                                 struct files_struct *fsp,
 283                                 const struct smb_filename *smb_fname);
 284
 285 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 286                                   DATA_BLOB blob,
 287                                   uint32_t *pattr);
 288
 289 /* The following definitions come from smbd/error.c  */
 290
 291 bool use_nt_status(void);
 292 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 293 size_t error_packet(char *outbuf,
 294                     uint8_t eclass,
 295                     uint32_t ecode,
 296                     NTSTATUS ntstatus,
 297                     int line,
 298                     const char *file);
 299 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 300                     int line, const char *file);
 301 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 302                     int line, const char *file);
 303 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 304                       NTSTATUS status, int line, const char *file);
 305 void reply_openerror(struct smb_request *req, NTSTATUS status);
 306
 307 /* The following definitions come from smbd/file_access.c  */
 308
 309 bool can_delete_file_in_directory(connection_struct *conn,
 310                         struct files_struct *dirfsp,
 311                         const struct smb_filename *smb_fname);
 312 bool can_write_to_fsp(struct files_struct *fsp);
 313 bool directory_has_default_acl_fsp(struct files_struct *fsp);
 314 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 315
 316 /* The following definitions come from smbd/fileio.c  */
 317
 318 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 319 void fsp_flush_write_time_update(struct files_struct *fsp);
 320 void trigger_write_time_update(struct files_struct *fsp);
 321 void trigger_write_time_update_immediate(struct files_struct *fsp);
 322 void mark_file_modified(files_struct *fsp);
 323 ssize_t write_file(struct smb_request *req,
 324                         files_struct *fsp,
 325                         const char *data,
 326                         off_t pos,
 327                         size_t n);
 328 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 329
 330 /* The following definitions come from smbd/filename.c  */
 331
 332 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 333 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 334 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
 335                                     uint32_t ucf_flags,
 336                                     NTTIME twrp);
 337 NTSTATUS get_real_filename_full_scan_at(struct files_struct *dirfsp,
 338                                         const char *name,
 339                                         bool mangled,
 340                                         TALLOC_CTX *mem_ctx,
 341                                         char **found_name);
 342 char *get_original_lcomp(TALLOC_CTX *ctx,
 343                         connection_struct *conn,
 344                         const char *filename_in,
 345                         uint32_t ucf_flags);
 346 NTSTATUS filename_convert_smb1_search_path(TALLOC_CTX *ctx,
 347                                            connection_struct *conn,
 348                                            char *name_in,
 349                                            uint32_t ucf_flags,
 350                                            struct files_struct **_dirfsp,
 351                                            struct smb_filename **_smb_fname_out,
 352                                            char **_mask_out);
 353 NTSTATUS get_real_filename_at(struct files_struct *dirfsp,
 354                               const char *name,
 355                               TALLOC_CTX *mem_ctx,
 356                               char **found_name);
 357
 358 /* The following definitions come from smbd/files.c  */
 359
 360 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 361                  files_struct **result);
 362 void fsp_set_gen_id(files_struct *fsp);
 363 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 364                   files_struct **result);
 365 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
 366 void file_close_conn(connection_struct *conn, enum file_close_type close_type);
 367 bool file_init_global(void);
 368 bool file_init(struct smbd_server_connection *sconn);
 369 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 370 struct files_struct *files_forall(
 371         struct smbd_server_connection *sconn,
 372         struct files_struct *(*fn)(struct files_struct *fsp,
 373                                    void *private_data),
 374         void *private_data);
 375 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 376 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 377                             struct file_id id, unsigned long gen_id);
 378 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 379                                  struct file_id id,
 380                                  bool need_fsa);
 381 files_struct *file_find_di_next(files_struct *start_fsp,
 382                                  bool need_fsa);
 383 struct files_struct *file_find_one_fsp_from_lease_key(
 384         struct smbd_server_connection *sconn,
 385         const struct smb2_lease_key *lease_key);
 386 bool file_find_subpath(files_struct *dir_fsp);
 387 void fsp_unbind_smb(struct smb_request *req, files_struct *fsp);
 388 void file_free(struct smb_request *req, files_struct *fsp);
 389 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 390 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 391                                   uint64_t persistent_id,
 392                                   uint64_t volatile_id);
 393 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 394                                    uint64_t persistent_id,
 395                                    uint64_t volatile_id);
 396 NTSTATUS dup_file_fsp(
 397         files_struct *from,
 398         uint32_t access_mask,
 399         files_struct *to);
 400 NTSTATUS file_name_hash(connection_struct *conn,
 401                         const char *name, uint32_t *p_name_hash);
 402 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 403                            const struct smb_filename *smb_fname_in);
 404 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 405 void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp);
 406 bool fsp_is_alternate_stream(const struct files_struct *fsp);
 407 struct files_struct *metadata_fsp(struct files_struct *fsp);
 408 bool fsp_search_ask_sharemode(struct files_struct *fsp);
 409 bool fsp_getinfo_ask_sharemode(struct files_struct *fsp);
 410
 411 NTSTATUS create_internal_fsp(connection_struct *conn,
 412                              const struct smb_filename *smb_fname,
 413                              struct files_struct **_fsp);
 414 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 415                                 const struct smb_filename *smb_dname,
 416                                 struct files_struct **_fsp);
 417
 418 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 419                               const struct smb_filename *smb_dname,
 420                               int open_flags,
 421                               struct files_struct **_fsp);
 422 NTSTATUS openat_internal_dir_from_pathref(
 423         struct files_struct *dirfsp,
 424         int open_flags,
 425         struct files_struct **_fsp);
 426
 427 NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp,
 428                             struct smb_filename *smb_fname);
 429 NTSTATUS open_stream_pathref_fsp(
 430         struct files_struct **_base_fsp,
 431         struct smb_filename *smb_fname);
 432
 433 struct symlink_reparse_struct;
 434
 435 struct open_symlink_err {
 436         struct stat_ex st;
 437         size_t unparsed;
 438         struct symlink_reparse_struct *reparse;
 439 };
 440
 441 NTSTATUS openat_pathref_fsp_nosymlink(TALLOC_CTX *mem_ctx,
 442                                       struct connection_struct *conn,
 443                                       struct files_struct *dirfsp,
 444                                       const char *path_in,
 445                                       NTTIME twrp,
 446                                       bool posix,
 447                                       struct smb_filename **_smb_fname,
 448                                       struct open_symlink_err **_symlink_err);
 449 NTSTATUS readlink_talloc(
 450         TALLOC_CTX *mem_ctx,
 451         struct files_struct *dirfsp,
 452         struct smb_filename *smb_relname,
 453         char **_substitute);
 454
 455 struct symlink_reparse_struct;
 456
 457 NTSTATUS read_symlink_reparse(
 458         TALLOC_CTX *mem_ctx,
 459         struct files_struct *dirfsp,
 460         struct smb_filename *smb_relname,
 461         struct symlink_reparse_struct **_symlink);
 462
 463 void smb_fname_fsp_unlink(struct smb_filename *smb_fname);
 464
 465 NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 466                                  struct smb_filename *smb_fname_src);
 467
 468 NTSTATUS reference_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 469                                       const struct smb_filename *smb_fname_src);
 470
 471 NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx,
 472                            struct files_struct *dirfsp,
 473                            const char *base_name,
 474                            const char *stream_name,
 475                            const SMB_STRUCT_STAT *psbuf,
 476                            NTTIME twrp,
 477                            uint32_t flags,
 478                            struct smb_filename **_smb_fname);
 479
 480 NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx,
 481                         struct files_struct *dirfsp,
 482                         const struct smb_filename *smb_fname,
 483                         struct smb_filename **_parent,
 484                         struct smb_filename **_atname);
 485
 486 /* The following definitions come from smbd/smb2_ipc.c  */
 487
 488 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 489
 490 /* The following definitions come from smbd/mangle.c  */
 491
 492 void mangle_reset_cache(void);
 493 void mangle_change_to_posix(void);
 494 bool mangle_is_mangled(const char *s, const struct share_params *p);
 495 bool mangle_is_8_3(const char *fname, bool check_case,
 496                    const struct share_params *p);
 497 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 498                              const struct share_params *p);
 499 bool mangle_must_mangle(const char *fname,
 500                    const struct share_params *p);
 501 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 502                         const char *in,
 503                         char **out, /* talloced on the given context. */
 504                         const struct share_params *p);
 505 bool name_to_8_3(const char *in,
 506                 char out[13],
 507                 bool cache83,
 508                 const struct share_params *p);
 509
 510 /* The following definitions come from smbd/mangle_hash.c  */
 511
 512 const struct mangle_fns *mangle_hash_init(void);
 513
 514 /* The following definitions come from smbd/mangle_hash2.c  */
 515
 516 const struct mangle_fns *mangle_hash2_init(void);
 517 const struct mangle_fns *posix_mangle_init(void);
 518
 519 /* The following definitions come from smbd/msdfs.c  */
 520
 521 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 522                         bool shuffle_referrals,
 523                         const char *target,
 524                         struct referral **preflist,
 525                         size_t *refcount);
 526 bool is_msdfs_link(struct files_struct *dirfsp,
 527                    struct smb_filename *smb_fname);
 528 struct junction_map;
 529 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 530                            struct auth_session_info *session_info,
 531                            const char *dfs_path,
 532                            const struct tsocket_address *remote_address,
 533                            const struct tsocket_address *local_address,
 534                            struct junction_map *jucn,
 535                            size_t *consumedcntp,
 536                            bool *self_referralp);
 537 int setup_dfs_referral(connection_struct *orig_conn,
 538                         const char *dfs_path,
 539                         int max_referral_level,
 540                         char **ppdata, NTSTATUS *pstatus);
 541 bool create_junction(TALLOC_CTX *ctx,
 542                 const char *dfs_path,
 543                 struct junction_map *jucn);
 544 struct referral;
 545 char *msdfs_link_string(TALLOC_CTX *ctx,
 546                 const struct referral *reflist,
 547                 size_t referral_count);
 548 bool create_msdfs_link(const struct junction_map *jucn,
 549                        struct auth_session_info *session_info);
 550 bool remove_msdfs_link(const struct junction_map *jucn,
 551                        struct auth_session_info *session_info);
 552
 553 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 554                                       struct auth_session_info *session_info,
 555                                       size_t *p_num_jn);
 556 struct connection_struct;
 557 struct smb_filename;
 558
 559 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx,
 560                                 struct tevent_context *ev,
 561                                 struct messaging_context *msg,
 562                                 const struct auth_session_info *session_info,
 563                                 int snum,
 564                                 const char *path,
 565                                 struct connection_struct **c);
 566 struct conn_struct_tos {
 567         struct connection_struct *conn;
 568         struct smb_filename *oldcwd_fname;
 569 };
 570 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 571                                 int snum,
 572                                 const char *path,
 573                                 const struct auth_session_info *session_info,
 574                                 struct conn_struct_tos **_c);
 575 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 576                                     int snum,
 577                                     const char *path,
 578                                     const struct auth_session_info *session_info,
 579                                     struct conn_struct_tos **_c);
 580
 581 /* The following definitions come from smbd/notify.c  */
 582
 583 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 584 void change_notify_reply(struct smb_request *req,
 585                          NTSTATUS error_code,
 586                          uint32_t max_param,
 587                          struct notify_change_buf *notify_buf,
 588                          void (*reply_fn)(struct smb_request *req,
 589                                           NTSTATUS error_code,
 590                                           uint8_t *buf, size_t len));
 591 void notify_callback(struct smbd_server_connection *sconn,
 592                      void *private_data, struct timespec when,
 593                      const struct notify_event *e);
 594 NTSTATUS change_notify_create(struct files_struct *fsp,
 595                               uint32_t max_buffer_size,
 596                               uint32_t filter,
 597                               bool recursive);
 598 NTSTATUS change_notify_add_request(struct smb_request *req,
 599                                 uint32_t max_param,
 600                                 uint32_t filter, bool recursive,
 601                                 struct files_struct *fsp,
 602                                 void (*reply_fn)(struct smb_request *req,
 603                                         NTSTATUS error_code,
 604                                         uint8_t *buf, size_t len));
 605 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 606                                 void *private_data, uint32_t msg_type,
 607                                 struct server_id server_id, DATA_BLOB *data);
 608 void smbd_notifyd_restarted(struct messaging_context *msg,
 609                             void *private_data, uint32_t msg_type,
 610                             struct server_id server_id, DATA_BLOB *data);
 611 bool remove_pending_change_notify_requests_by_mid(
 612         struct smbd_server_connection *sconn, uint64_t mid);
 613 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 614                                                   NTSTATUS status);
 615 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 616                   const char *path);
 617 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 618 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 619                                                      struct tevent_context *ev);
 620
 621 /* The following definitions come from smbd/notify_inotify.c  */
 622
 623 int inotify_watch(TALLOC_CTX *mem_ctx,
 624                   struct sys_notify_context *ctx,
 625                   const char *path,
 626                   uint32_t *filter,
 627                   uint32_t *subdir_filter,
 628                   void (*callback)(struct sys_notify_context *ctx,
 629                                    void *private_data,
 630                                    struct notify_event *ev,
 631                                    uint32_t filter),
 632                   void *private_data,
 633                   void *handle_p);
 634
 635 int fam_watch(TALLOC_CTX *mem_ctx,
 636               struct sys_notify_context *ctx,
 637               const char *path,
 638               uint32_t *filter,
 639               uint32_t *subdir_filter,
 640               void (*callback)(struct sys_notify_context *ctx,
 641                                void *private_data,
 642                                struct notify_event *ev,
 643                                uint32_t filter),
 644               void *private_data,
 645               void *handle_p);
 646
 647
 648 /* The following definitions come from smbd/notify_internal.c  */
 649
 650 struct notify_context *notify_init(
 651         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 652         struct smbd_server_connection *sconn,
 653         void (*callback)(struct smbd_server_connection *sconn,
 654                          void *, struct timespec,
 655                          const struct notify_event *));
 656 NTSTATUS notify_add(struct notify_context *ctx,
 657                     const char *path, uint32_t filter, uint32_t subdir_filter,
 658                     void *private_data);
 659 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 660                        char *path);
 661 void notify_trigger(struct notify_context *notify,
 662                     uint32_t action, uint32_t filter,
 663                     const char *dir, const char *path);
 664
 665 /* The following definitions come from smbd/ntquotas.c  */
 666
 667 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 668                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 669 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 670 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 671 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 672
 673 /* The following definitions come from smbd/smb2_nttrans.c  */
 674
 675 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 676                        uint32_t security_info_sent);
 677 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 678                        uint32_t security_info_sent);
 679 NTSTATUS copy_internals(TALLOC_CTX *ctx,
 680                         connection_struct *conn,
 681                         struct smb_request *req,
 682                         struct files_struct *src_dirfsp,
 683                         struct smb_filename *smb_fname_src,
 684                         struct files_struct *dst_dirfsp,
 685                         struct smb_filename *smb_fname_dst,
 686                         uint32_t attrs);
 687 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 688                                         TALLOC_CTX *mem_ctx,
 689                                         files_struct *fsp,
 690                                         uint32_t security_info_wanted,
 691                                         uint32_t max_data_count,
 692                                         uint8_t **ppmarshalled_sd,
 693                                         size_t *psd_size);
 694 #ifdef HAVE_SYS_QUOTAS
 695
 696 struct smb2_query_quota_info;
 697
 698 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 699                                      files_struct *fsp,
 700                                      bool restart_scan,
 701                                      bool return_single,
 702                                      uint32_t sid_list_length,
 703                                      DATA_BLOB *sidbuffer,
 704                                      uint32_t max_data_count,
 705                                      uint8_t **p_data,
 706                                      uint32_t *p_data_size);
 707 #endif
 708
 709 /* The following definitions come from smbd/open.c  */
 710
 711 NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp,
 712                                       struct files_struct *fsp,
 713                                       bool use_privs,
 714                                       uint32_t access_mask);
 715 NTSTATUS check_parent_access_fsp(struct files_struct *fsp,
 716                                 uint32_t access_mask);
 717 NTSTATUS fd_openat(const struct files_struct *dirfsp,
 718                    struct smb_filename *smb_fname,
 719                    files_struct *fsp,
 720                    const struct vfs_open_how *how);
 721 NTSTATUS fd_close(files_struct *fsp);
 722 bool is_oplock_stat_open(uint32_t access_mask);
 723 bool is_lease_stat_open(uint32_t access_mask);
 724 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 725                             const struct file_id *id,
 726                             const struct share_mode_entry *exclusive,
 727                             uint16_t break_to);
 728 struct deferred_open_record;
 729 bool is_deferred_open_async(const struct deferred_open_record *rec);
 730 bool defer_smb1_sharing_violation(struct smb_request *req);
 731 NTSTATUS create_directory(connection_struct *conn,
 732                           struct smb_request *req,
 733                           struct files_struct *dirfsp,
 734                           struct smb_filename *smb_dname);
 735 void msg_file_was_renamed(struct messaging_context *msg,
 736                           void *private_data,
 737                           uint32_t msg_type,
 738                           struct server_id server_id,
 739                           DATA_BLOB *data);
 740 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 741                                  const struct smb2_lease_key *key,
 742                                  uint32_t current_state,
 743                                  uint16_t lease_version,
 744                                  uint16_t lease_epoch);
 745 NTSTATUS create_file_default(connection_struct *conn,
 746                              struct smb_request *req,
 747                              struct files_struct *dirfsp,
 748                              struct smb_filename * smb_fname,
 749                              uint32_t access_mask,
 750                              uint32_t share_access,
 751                              uint32_t create_disposition,
 752                              uint32_t create_options,
 753                              uint32_t file_attributes,
 754                              uint32_t oplock_request,
 755                              const struct smb2_lease *lease,
 756                              uint64_t allocation_size,
 757                              uint32_t private_flags,
 758                              struct security_descriptor *sd,
 759                              struct ea_list *ea_list,
 760                              files_struct **result,
 761                              int *pinfo,
 762                              const struct smb2_create_blobs *in_context_blobs,
 763                              struct smb2_create_blobs *out_context_blobs);
 764
 765 /* The following definitions come from smbd/oplock.c  */
 766
 767 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
 768
 769 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 770 NTSTATUS set_file_oplock(files_struct *fsp);
 771 void release_file_oplock(files_struct *fsp);
 772 bool remove_oplock(files_struct *fsp);
 773 bool downgrade_oplock(files_struct *fsp);
 774 bool fsp_lease_update(struct files_struct *fsp);
 775 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
 776                         uint32_t num_file_ids,
 777                         const struct file_id *ids,
 778                         const struct smb2_lease_key *key,
 779                         uint32_t lease_state);
 780 void contend_level2_oplocks_begin(files_struct *fsp,
 781                                   enum level2_contention_type type);
 782 void contend_level2_oplocks_end(files_struct *fsp,
 783                                 enum level2_contention_type type);
 784 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 785                                   enum level2_contention_type type);
 786 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 787                                 enum level2_contention_type type);
 788 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 789                                  const struct share_mode_entry *e);
 790 void message_to_share_mode_entry(struct file_id *id,
 791                                  struct share_mode_entry *e,
 792                                  const char *msg);
 793 bool init_oplocks(struct smbd_server_connection *sconn);
 794 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 795
 796 /* The following definitions come from smbd/oplock_linux.c  */
 797
 798 int linux_set_lease_sighandler(int fd);
 799 int linux_setlease(int fd, int leasetype);
 800 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 801
 802 /* The following definitions come from smbd/password.c  */
 803
 804 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 805 int register_homes_share(const char *username);
 806
 807 /* The following definitions come from smbd/pipes.c  */
 808
 809 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 810                       struct files_struct **pfsp);
 811
 812 /* The following definitions come from smbd/posix_acls.c  */
 813
 814 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 815 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 816 uint32_t map_canon_ace_perms(int snum,
 817                                 enum security_ace_type *pacl_type,
 818                                 mode_t perms,
 819                                 bool directory_ace);
 820 bool current_user_in_group(connection_struct *conn, gid_t gid);
 821 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 822 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 823                            TALLOC_CTX *mem_ctx,
 824                            struct security_descriptor **ppdesc);
 825 NTSTATUS chown_if_needed(files_struct *fsp, uint32_t security_info_sent,
 826                          const struct security_descriptor *psd,
 827                          bool *did_chown);
 828 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 829 int get_acl_group_bits(connection_struct *conn,
 830                        struct files_struct *fsp,
 831                        mode_t *mode);
 832 int inherit_access_posix_acl(connection_struct *conn,
 833                              struct files_struct *inherit_from_dirfsp,
 834                              const struct smb_filename *smb_fname,
 835                              mode_t mode);
 836 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 837                                 files_struct *fsp,
 838                                 uint16_t num_def_acls, const char *pdata);
 839 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 840                                 uint16_t num_acls,
 841                                 const char *pdata);
 842 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 843                                 const struct smb_filename *smb_fname,
 844                                 TALLOC_CTX *mem_ctx,
 845                                 char **blob_description,
 846                                 DATA_BLOB *blob);
 847 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 848                               files_struct *fsp,
 849                               TALLOC_CTX *mem_ctx,
 850                               char **blob_description,
 851                               DATA_BLOB *blob);
 852
 853 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 854
 855 const struct enum_list *get_default_acl_style_list(void);
 856
 857 NTSTATUS make_default_filesystem_acl(
 858         TALLOC_CTX *ctx,
 859         enum default_acl_style acl_style,
 860         const char *name,
 861         const SMB_STRUCT_STAT *psbuf,
 862         struct security_descriptor **ppdesc);
 863
 864 /* The following definitions come from smbd/smb2_process.c  */
 865
 866 #if !defined(WITH_SMB1SERVER)
 867 bool smb1_srv_send(struct smbXsrv_connection *xconn,
 868                    char *buffer,
 869                    bool do_signing,
 870                    uint32_t seqnum,
 871                    bool do_encrypt);
 872 #endif
 873 size_t srv_smb1_set_message(char *buf,
 874                        size_t num_words,
 875                        size_t num_bytes,
 876                        bool zero);
 877 NTSTATUS read_packet_remainder(int fd, char *buffer,
 878                                unsigned int timeout, ssize_t len);
 879 NTSTATUS receive_smb_talloc(TALLOC_CTX *mem_ctx,
 880                             struct smbXsrv_connection *xconn,
 881                             int sock,
 882                             char **buffer, unsigned int timeout,
 883                             size_t *p_unread, bool *p_encrypted,
 884                             size_t *p_len,
 885                             uint32_t *seqnum,
 886                             bool trusted_channel);
 887 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 888                                       uint64_t mid);
 889 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 890                                         uint64_t mid);
 891 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 892 bool get_deferred_open_message_state(struct smb_request *smbreq,
 893                                 struct timeval *p_request_time,
 894                                 struct deferred_open_record **open_rec);
 895 bool push_deferred_open_message_smb(struct smb_request *req,
 896                                     struct timeval timeout,
 897                                     struct file_id id,
 898                                     struct deferred_open_record *open_rec);
 899 bool create_smb1_outbuf(TALLOC_CTX *mem_ctx, struct smb_request *req,
 900                    const uint8_t *inbuf, char **outbuf,
 901                    uint8_t num_words, uint32_t num_bytes);
 902 void construct_smb1_reply_common_req(struct smb_request *req, char *outbuf);
 903 void reply_smb1_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 904 void process_smb(struct smbXsrv_connection *xconn,
 905                  uint8_t *inbuf,
 906                  size_t nread,
 907                  size_t unread_bytes,
 908                  uint32_t seqnum,
 909                  bool encrypted);
 910 void smbd_process(struct tevent_context *ev_ctx,
 911                   struct messaging_context *msg_ctx,
 912                   int sock_fd,
 913                   bool interactive);
 914 bool valid_smb1_header(const uint8_t *inbuf);
 915 bool init_smb1_request(struct smb_request *req,
 916                       struct smbd_server_connection *sconn,
 917                       struct smbXsrv_connection *xconn,
 918                       const uint8_t *inbuf,
 919                       size_t unread_bytes, bool encrypted,
 920                       uint32_t seqnum);
 921
 922 /* The following definitions come from smbd/quotas.c  */
 923
 924 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 925                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 926
 927 /* The following definitions come from smbd/smb2_reply.c  */
 928
 929 NTSTATUS check_path_syntax(char *path, bool posix);
 930 NTSTATUS smb1_strip_dfs_path(TALLOC_CTX *mem_ctx,
 931                              uint32_t *ucf_flags,
 932                              char **in_path);
 933 NTSTATUS smb2_strip_dfs_path(const char *in_path, const char **out_path);
 934 size_t srvstr_get_path(TALLOC_CTX *ctx,
 935                         const char *inbuf,
 936                         uint16_t smb_flags2,
 937                         char **pp_dest,
 938                         const char *src,
 939                         size_t src_len,
 940                         int flags,
 941                         NTSTATUS *err);
 942 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 943                         const char *inbuf,
 944                         uint16_t smb_flags2,
 945                         char **pp_dest,
 946                         const char *src,
 947                         size_t src_len,
 948                         int flags,
 949                         NTSTATUS *err);
 950 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 951                            char **pp_dest, const char *src, int flags,
 952                            NTSTATUS *err);
 953 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 954                               char **dest, const uint8_t *src, int flags);
 955 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 956                     files_struct *fsp);
 957 bool check_fsp(connection_struct *conn, struct smb_request *req,
 958                files_struct *fsp);
 959 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 960                               files_struct *fsp);
 961 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 962 NTSTATUS unlink_internals(connection_struct *conn,
 963                         struct smb_request *req,
 964                         uint32_t dirtype,
 965                         struct files_struct *dirfsp,
 966                         struct smb_filename *smb_fname);
 967 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 968                       off_t startpos, size_t nread);
 969 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 970                             files_struct *fsp,
 971                             ssize_t nread,
 972                             size_t headersize,
 973                             size_t smb_maxcnt);
 974 NTSTATUS rename_internals_fsp(connection_struct *conn,
 975                         files_struct *fsp,
 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 smb_filename *smb_fname_dst,
 986                         const char *dst_original_lcomp,
 987                         uint32_t attrs,
 988                         bool replace_if_exists,
 989                         uint32_t access_mask);
 990 NTSTATUS copy_file(TALLOC_CTX *ctx,
 991                         connection_struct *conn,
 992                         struct smb_filename *smb_fname_src,
 993                         struct smb_filename *smb_fname_dst,
 994                         uint32_t new_create_disposition);
 995 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 996                          bool large_file_format);
 997
 998 /* The following definitions come from smbd/seal.c  */
 999
1000 bool is_encrypted_packet(const uint8_t *inbuf);
1001 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1002 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1003 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1004                             char **buf_out);
1005 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1006                                         unsigned char **ppdata,
1007                                         size_t *p_data_size,
1008                                         unsigned char **pparam,
1009                                         size_t *p_param_size);
1010 NTSTATUS srv_encryption_start(connection_struct *conn);
1011 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1012
1013 /* The following definitions come from smbd/sec_ctx.c  */
1014
1015 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1016 bool push_sec_ctx(void);
1017 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1018 void set_root_sec_ctx(void);
1019 bool pop_sec_ctx(void);
1020 void init_sec_ctx(void);
1021 const struct security_token *sec_ctx_active_token(void);
1022
1023 /* The following definitions come from smbd/server.c  */
1024
1025 struct memcache *smbd_memcache(void);
1026 bool snum_is_shared_printer(int snum);
1027 void delete_and_reload_printers(void);
1028 bool reload_services(struct smbd_server_connection *sconn,
1029                      bool (*snumused) (struct smbd_server_connection *, int),
1030                      bool test);
1031
1032 /* The following definitions come from smbd/server_exit.c  */
1033
1034 void smbd_exit_server(const char *reason) _NORETURN_;
1035 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1036
1037 /* The following definitions come from smbd/smb2_service.c  */
1038
1039 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1040 bool canonicalize_connect_path(connection_struct *conn);
1041 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1042 bool chdir_current_service(connection_struct *conn);
1043 void load_registry_shares(void);
1044 int add_home_service(const char *service, const char *username, const char *homedir);
1045 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1046 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1047                                         struct smbXsrv_tcon *tcon,
1048                                         int snum,
1049                                         const char *pdev,
1050                                         NTSTATUS *pstatus);
1051 NTSTATUS make_connection_snum(struct smbXsrv_connection *xconn,
1052                               connection_struct *conn,
1053                               int snum,
1054                               struct smbXsrv_session *session,
1055                               const char *pdev);
1056 void close_cnum(connection_struct *conn,
1057                 uint64_t vuid,
1058                 enum file_close_type close_type);
1059
1060 /* The following definitions come from smbd/session.c  */
1061 struct sessionid;
1062 struct smbXsrv_session;
1063 bool session_init(void);
1064 bool session_claim(struct smbXsrv_session *session);
1065 void session_yield(struct smbXsrv_session *session);
1066 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1067 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1068                   const char *machine, struct sessionid **session_list);
1069
1070 /* The following definitions come from smbd/share_access.c  */
1071
1072 bool token_contains_name_in_list(const char *username,
1073                                  const char *domain,
1074                                  const char *sharename,
1075                                  const struct security_token *token,
1076                                  const char **list);
1077 bool user_ok_token(const char *username, const char *domain,
1078                    const struct security_token *token, int snum);
1079 bool is_share_read_only_for_token(const char *username,
1080                                   const char *domain,
1081                                   const struct security_token *token,
1082                                   connection_struct *conn);
1083
1084 /* The following definitions come from smbd/srvstr.c  */
1085
1086 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1087                       const char *src, int dest_len, int flags, size_t *ret_len);
1088
1089 /* The following definitions come from smbd/statvfs.c  */
1090
1091 int sys_statvfs(const char *path, struct vfs_statvfs_struct *statbuf);
1092
1093 /* The following definitions come from smbd/trans2.c  */
1094
1095 char *store_file_unix_basic(connection_struct *conn,
1096                             char *pdata,
1097                             files_struct *fsp,
1098                             const SMB_STRUCT_STAT *psbuf);
1099 char *store_file_unix_basic_info2(connection_struct *conn,
1100                                   char *pdata,
1101                                   files_struct *fsp,
1102                                   const SMB_STRUCT_STAT *psbuf);
1103 NTSTATUS smb_set_file_disposition_info(connection_struct *conn,
1104                                        const char *pdata,
1105                                        int total_data,
1106                                        files_struct *fsp,
1107                                        struct smb_filename *smb_fname);
1108 NTSTATUS refuse_symlink_fsp(const struct files_struct *fsp);
1109 NTSTATUS check_access_fsp(struct files_struct *fsp,
1110                           uint32_t access_mask);
1111 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1112 bool samba_private_attr_name(const char *unix_ea_name);
1113 NTSTATUS get_ea_value_fsp(TALLOC_CTX *mem_ctx,
1114                           files_struct *fsp,
1115                           const char *ea_name,
1116                           struct ea_struct *pea);
1117 NTSTATUS get_ea_names_from_fsp(TALLOC_CTX *mem_ctx,
1118                         files_struct *fsp,
1119                         char ***pnames,
1120                         size_t *pnum_names);
1121 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1122                 struct ea_list *ea_list);
1123 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1124 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1125                 connection_struct *conn,
1126                 struct smb_request *req,
1127                 bool overwrite_if_exists,
1128                 const struct smb_filename *smb_fname_old,
1129                 struct smb_filename *smb_fname_new);
1130 NTSTATUS smb_set_file_time(connection_struct *conn,
1131                            files_struct *fsp,
1132                            struct smb_filename *smb_fname,
1133                            struct smb_file_time *ft,
1134                            bool setting_write_time);
1135 NTSTATUS smb_set_file_size(connection_struct *conn,
1136                            struct smb_request *req,
1137                            files_struct *fsp,
1138                            struct smb_filename *smb_fname,
1139                            const SMB_STRUCT_STAT *psbuf,
1140                            off_t size,
1141                            bool fail_after_createfile);
1142
1143 bool map_info2_flags_to_sbuf(const SMB_STRUCT_STAT *psbuf,
1144                              const uint32_t smb_fflags,
1145                              const uint32_t smb_fmask,
1146                              int *stat_fflags);
1147
1148 enum perm_type {
1149         PERM_NEW_FILE,
1150         PERM_NEW_DIR,
1151         PERM_EXISTING_FILE,
1152         PERM_EXISTING_DIR
1153 };
1154
1155 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1156                               const SMB_STRUCT_STAT *psbuf,
1157                               uint32_t perms,
1158                               enum perm_type ptype,
1159                               mode_t *ret_perms);
1160 struct ea_list *read_ea_list(TALLOC_CTX *ctx, const char *pdata,
1161                              size_t data_size);
1162 unsigned int estimate_ea_size(files_struct *fsp);
1163 NTSTATUS smb_set_fsquota(connection_struct *conn,
1164                          struct smb_request *req,
1165                          files_struct *fsp,
1166                          const DATA_BLOB *qdata);
1167
1168 /* The following definitions come from smbd/uid.c  */
1169
1170 bool change_to_guest(void);
1171 NTSTATUS check_user_share_access(connection_struct *conn,
1172                                 const struct auth_session_info *session_info,
1173                                 uint32_t *p_share_access,
1174                                 bool *p_readonly_share);
1175 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1176 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1177 bool smbd_change_to_root_user(void);
1178 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1179 bool smbd_unbecome_authenticated_pipe_user(void);
1180 void become_root(void);
1181 void unbecome_root(void);
1182 void smbd_become_root(void);
1183 void smbd_unbecome_root(void);
1184 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1185 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1186 bool become_user_without_service_by_session(connection_struct *conn,
1187                             const struct auth_session_info *session_info);
1188 bool unbecome_user_without_service(void);
1189 uid_t get_current_uid(connection_struct *conn);
1190 gid_t get_current_gid(connection_struct *conn);
1191 const struct security_unix_token *get_current_utok(connection_struct *conn);
1192 const struct security_token *get_current_nttok(connection_struct *conn);
1193
1194 /* The following definitions come from smbd/utmp.c  */
1195
1196 void sys_utmp_claim(const char *username, const char *hostname,
1197                     const char *id_str, int id_num);
1198 void sys_utmp_yield(const char *username, const char *hostname,
1199                     const char *id_str, int id_num);
1200
1201 /* The following definitions come from smbd/vfs.c  */
1202
1203 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1204 bool smbd_vfs_init(connection_struct *conn);
1205 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1206 bool vfs_valid_pread_range(off_t offset, size_t length);
1207 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1208 ssize_t vfs_pwrite_data(struct smb_request *req,
1209                         files_struct *fsp,
1210                         const char *buffer,
1211                         size_t N,
1212                         off_t offset);
1213 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1214 int vfs_set_filelen(files_struct *fsp, off_t len);
1215 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1216 int vfs_fill_sparse(files_struct *fsp, off_t len);
1217 int vfs_set_blocking(files_struct *fsp, bool set);
1218 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1219 const char *vfs_readdirname(connection_struct *conn,
1220                             struct files_struct *dirfsp,
1221                             void *p,
1222                             char **talloced);
1223 int vfs_ChDir(connection_struct *conn,
1224                         const struct smb_filename *smb_fname);
1225 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1226 int vfs_stat(struct connection_struct *conn,
1227              struct smb_filename *smb_fname);
1228 int vfs_stat_smb_basename(struct connection_struct *conn,
1229                         const struct smb_filename *smb_fname_in,
1230                         SMB_STRUCT_STAT *psbuf);
1231 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1232 NTSTATUS vfs_fstreaminfo(struct files_struct *fsp,
1233                         TALLOC_CTX *mem_ctx,
1234                         unsigned int *num_streams,
1235                         struct stream_struct **streams);
1236 void init_smb_file_time(struct smb_file_time *ft);
1237 int vfs_fake_fd(void);
1238 int vfs_fake_fd_close(int fd);
1239
1240 /* The following definitions come from smbd/avahi_register.c */
1241
1242 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1243                            uint16_t port);
1244
1245 /* The following definitions come from smbd/smb2_create.c */
1246
1247 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1248                                     TALLOC_CTX *mem_ctx,
1249                                     DATA_BLOB *cookie_blob);
1250 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1251                                         const DATA_BLOB old_cookie,
1252                                         TALLOC_CTX *mem_ctx,
1253                                         DATA_BLOB *new_cookie);
1254 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1255                                        struct smb_request *smb1req,
1256                                        struct smbXsrv_open *op,
1257                                        const DATA_BLOB old_cookie,
1258                                        TALLOC_CTX *mem_ctx,
1259                                        files_struct **result,
1260                                        DATA_BLOB *new_cookie);
1261
1262 /* The following definitions come from smbd/smb2_posix.c */
1263 ssize_t smb2_posix_cc_info(
1264         connection_struct *conn,
1265         uint32_t reparse_tag,
1266         const SMB_STRUCT_STAT *psbuf,
1267         const struct dom_sid *owner,
1268         const struct dom_sid *group,
1269         uint8_t *buf,
1270         size_t buflen);
1271 ssize_t store_smb2_posix_info(
1272         connection_struct *conn,
1273         const SMB_STRUCT_STAT *psbuf,
1274         uint32_t reparse_tag,
1275         uint32_t dos_attributes,
1276         uint8_t *buf,
1277         size_t buflen);
1278
1279 #endif /* _SMBD_PROTO_H_ */