source3/smbd/proto.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Main SMB server routines
   4  *
   5  *  Copyright (C) Andrew Tridgell                       1992-2002,2006
   6  *  Copyright (C) Jeremy Allison                        1992-2010
   7  *  Copyright (C) Volker Lendecke                       1993-2009
   8  *  Copyright (C) John H Terpstra                       1995-1998
   9  *  Copyright (C) Luke Kenneth Casson Leighton          1996-1998
  10  *  Copyright (C) Paul Ashton                           1997-1998
  11  *  Copyright (C) Tim Potter                            1999-2000
  12  *  Copyright (C) T.D.Lee@durham.ac.uk                  1999
  13  *  Copyright (C) Ying Chen                             2000
  14  *  Copyright (C) Shirish Kalele                        2000
  15  *  Copyright (C) Andrew Bartlett                       2001-2003
  16  *  Copyright (C) Alexander Bokovoy                     2002,2005
  17  *  Copyright (C) Simo Sorce                            2001-2002,2009
  18  *  Copyright (C) Andreas Gruenbacher                   2002
  19  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>       2002
  20  *  Copyright (C) Martin Pool                           2002
  21  *  Copyright (C) Luke Howard                           2003
  22  *  Copyright (C) Stefan (metze) Metzmacher             2003,2009
  23  *  Copyright (C) Steve French                          2005
  24  *  Copyright (C) Gerald (Jerry) Carter                 2006
  25  *  Copyright (C) James Peach                           2006-2007
  26  *  Copyright (C) Jelmer Vernooij                       2002-2003
  27  *  Copyright (C) Michael Adam                          2007
  28  *  Copyright (C) Rishi Srivatsavai                     2007
  29  *  Copyright (C) Tim Prouty                            2009
  30  *  Copyright (C) Gregor Beck                           2011
  31  *
  32  *  This program is free software; you can redistribute it and/or modify
  33  *  it under the terms of the GNU General Public License as published by
  34  *  the Free Software Foundation; either version 3 of the License, or
  35  *  (at your option) any later version.
  36  *
  37  *  This program is distributed in the hope that it will be useful,
  38  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  39  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  40  *  GNU General Public License for more details.
  41  *
  42  *  You should have received a copy of the GNU General Public License
  43  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  44  */
  45
  46 #ifndef _SMBD_PROTO_H_
  47 #define _SMBD_PROTO_H_
  48
  49 /* The following definitions come from smbd/signing.c  */
  50
  51 struct smbXsrv_connection;
  52
  53 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
  54                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  55 NTSTATUS srv_calculate_sign_mac(struct smbXsrv_connection *conn,
  56                                 char *outbuf, uint32_t seqnum);
  57 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
  58 bool srv_init_signing(struct smbXsrv_connection *conn);
  59 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
  60                                 bool allowed, bool mandatory);
  61 bool srv_is_signing_active(struct smbXsrv_connection *conn);
  62 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
  63 void srv_set_signing(struct smbXsrv_connection *conn,
  64                      const DATA_BLOB user_session_key,
  65                      const DATA_BLOB response);
  66
  67 /* The following definitions come from smbd/aio.c  */
  68
  69 struct aio_extra;
  70 bool aio_write_through_requested(struct aio_extra *aio_ex);
  71 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  72                              struct smb_request *req,
  73                              files_struct *fsp, off_t startpos,
  74                              size_t smb_maxcnt);
  75 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  76                               struct smb_request *req,
  77                               files_struct *fsp, const char *data,
  78                               off_t startpos,
  79                               size_t numtowrite);
  80 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  81                                 struct smb_request *smbreq,
  82                                 files_struct *fsp,
  83                                 TALLOC_CTX *ctx,
  84                                 DATA_BLOB *preadbuf,
  85                                 off_t startpos,
  86                                 size_t smb_maxcnt);
  87 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  88                                 struct smb_request *smbreq,
  89                                 files_struct *fsp,
  90                                 uint64_t in_offset,
  91                                 DATA_BLOB in_data,
  92                                 bool write_through);
  93 bool cancel_smb2_aio(struct smb_request *smbreq);
  94 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  95
  96 /* The following definitions come from smbd/blocking.c  */
  97
  98 NTSTATUS smbd_do_locks_try(
  99         struct files_struct *fsp,
 100         enum brl_flavour lock_flav,
 101         uint16_t num_locks,
 102         struct smbd_lock_element *locks,
 103         uint16_t *blocker_idx,
 104         struct server_id *blocking_pid,
 105         uint64_t *blocking_smblctx);
 106 struct tevent_req *smbd_smb1_do_locks_send(
 107         TALLOC_CTX *mem_ctx,
 108         struct tevent_context *ev,
 109         struct smb_request **smbreq, /* talloc_move()d into our state */
 110         struct files_struct *fsp,
 111         uint32_t lock_timeout,
 112         bool large_offset,
 113         enum brl_flavour lock_flav,
 114         uint16_t num_locks,
 115         struct smbd_lock_element *locks);
 116 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
 117 bool smbd_smb1_do_locks_extract_smbreq(
 118         struct tevent_req *req,
 119         TALLOC_CTX *mem_ctx,
 120         struct smb_request **psmbreq);
 121 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
 122 bool smbd_smb1_brl_finish_by_lock(
 123         struct files_struct *fsp,
 124         bool large_offset,
 125         enum brl_flavour lock_flav,
 126         struct smbd_lock_element lock,
 127         NTSTATUS finish_status);
 128 bool smbd_smb1_brl_finish_by_mid(
 129         struct smbd_server_connection *sconn, uint64_t mid);
 130
 131 /* The following definitions come from smbd/close.c  */
 132
 133 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 134 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 135                     enum file_close_type close_type);
 136 void msg_close_file(struct messaging_context *msg_ctx,
 137                     void *private_data,
 138                     uint32_t msg_type,
 139                     struct server_id server_id,
 140                     DATA_BLOB *data);
 141 NTSTATUS delete_all_streams(connection_struct *conn,
 142                         const struct smb_filename *smb_fname);
 143 bool recursive_rmdir(TALLOC_CTX *ctx,
 144                      connection_struct *conn,
 145                      struct smb_filename *smb_dname);
 146 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 147                               struct files_struct *fsp);
 148
 149 /* The following definitions come from smbd/conn.c  */
 150
 151 int conn_num_open(struct smbd_server_connection *sconn);
 152 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 153 connection_struct *conn_new(struct smbd_server_connection *sconn);
 154 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 155 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 156 void conn_free(connection_struct *conn);
 157 void conn_force_tdis(
 158         struct smbd_server_connection *sconn,
 159         bool (*check_fn)(struct connection_struct *conn,
 160                          void *private_data),
 161         void *private_data);
 162 void msg_force_tdis(struct messaging_context *msg,
 163                     void *private_data,
 164                     uint32_t msg_type,
 165                     struct server_id server_id,
 166                     DATA_BLOB *data);
 167 void msg_force_tdis_denied(
 168         struct messaging_context *msg,
 169         void *private_data,
 170         uint32_t msg_type,
 171         struct server_id server_id,
 172         DATA_BLOB *data);
 173
 174 /* The following definitions come from smbd/connection.c  */
 175
 176 int count_current_connections(const char *sharename, bool verify);
 177 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 178
 179 /* The following definitions come from smbd/dfree.c  */
 180
 181 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 182                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 183 void flush_dfree_cache(void);
 184
 185 /* The following definitions come from smbd/dir.c  */
 186
 187 bool init_dptrs(struct smbd_server_connection *sconn);
 188 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 189 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 190 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 191 void dptr_closecnum(connection_struct *conn);
 192 NTSTATUS dptr_create(connection_struct *conn,
 193                 struct smb_request *req,
 194                 files_struct *fsp,
 195                 bool old_handle,
 196                 bool expect_close,
 197                 uint16_t spid,
 198                 const char *wcard,
 199                 bool wcard_has_wild,
 200                 uint32_t attr,
 201                 struct dptr_struct **dptr_ret);
 202 void dptr_CloseDir(files_struct *fsp);
 203 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 204 long dptr_TellDir(struct dptr_struct *dptr);
 205 bool dptr_has_wild(struct dptr_struct *dptr);
 206 int dptr_dnum(struct dptr_struct *dptr);
 207 bool dptr_get_priv(struct dptr_struct *dptr);
 208 void dptr_set_priv(struct dptr_struct *dptr);
 209 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 210 bool dptr_fill(struct smbd_server_connection *sconn,
 211                char *buf1,unsigned int key);
 212 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
 213                                char *buf,int *num);
 214 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 215                                        int dptr_num);
 216 bool get_dir_entry(TALLOC_CTX *ctx,
 217                 struct dptr_struct *dirptr,
 218                 const char *mask,
 219                 uint32_t dirtype,
 220                 char **pp_fname_out,
 221                 off_t *size,
 222                 uint32_t *mode,
 223                 struct timespec *date,
 224                 bool check_descend,
 225                 bool ask_sharemode);
 226 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 227 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
 228                         connection_struct *conn,
 229                         const struct smb_filename *smb_fname,
 230                         const char *mask,
 231                         uint32_t attr);
 232 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 233                         SMB_STRUCT_STAT *sbuf, char **talloced);
 234 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 235 void SeekDir(struct smb_Dir *dirp, long offset);
 236 long TellDir(struct smb_Dir *dirp);
 237 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 238 NTSTATUS can_delete_directory(struct connection_struct *conn,
 239                                 const char *dirname);
 240 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                  const char *inherit_from_dir);
 262 uint32_t dos_mode_msdfs(connection_struct *conn,
 263                       const struct smb_filename *smb_fname);
 264 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 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, struct smb_filename *smb_fname,
 271                      uint32_t dosmode, const char *parent_dir, bool newfile);
 272 NTSTATUS file_set_sparse(connection_struct *conn,
 273                          struct files_struct *fsp,
 274                          bool sparse);
 275 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 276                 struct smb_file_time *ft);
 277 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 278 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 279                                struct timespec mtime);
 280
 281 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
 282                               struct smb_filename *smb_fname,
 283                               uint32_t *pattr);
 284 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 285                               const struct smb_filename *smb_fname,
 286                               uint32_t dosmode);
 287
 288 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 289                                 const struct smb_filename *smb_fname,
 290                                 struct timespec create_time);
 291
 292 struct timespec get_create_timespec(connection_struct *conn,
 293                                 struct files_struct *fsp,
 294                                 const struct smb_filename *smb_fname);
 295
 296 struct timespec get_change_timespec(connection_struct *conn,
 297                                 struct files_struct *fsp,
 298                                 const struct smb_filename *smb_fname);
 299
 300 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 301                                   DATA_BLOB blob,
 302                                   uint32_t *pattr);
 303
 304 /* The following definitions come from smbd/error.c  */
 305
 306 bool use_nt_status(void);
 307 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 308 size_t error_packet(char *outbuf,
 309                     uint8_t eclass,
 310                     uint32_t ecode,
 311                     NTSTATUS ntstatus,
 312                     int line,
 313                     const char *file);
 314 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 315                     int line, const char *file);
 316 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 317                     int line, const char *file);
 318 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 319                       NTSTATUS status, int line, const char *file);
 320 void reply_openerror(struct smb_request *req, NTSTATUS status);
 321
 322 /* The following definitions come from smbd/file_access.c  */
 323
 324 bool can_delete_file_in_directory(connection_struct *conn,
 325                                   const struct smb_filename *smb_fname);
 326 bool can_write_to_file(connection_struct *conn,
 327                        const struct smb_filename *smb_fname);
 328 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 329 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 330
 331 /* The following definitions come from smbd/fileio.c  */
 332
 333 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 334 void fsp_flush_write_time_update(struct files_struct *fsp);
 335 void trigger_write_time_update(struct files_struct *fsp);
 336 void trigger_write_time_update_immediate(struct files_struct *fsp);
 337 void mark_file_modified(files_struct *fsp);
 338 ssize_t write_file(struct smb_request *req,
 339                         files_struct *fsp,
 340                         const char *data,
 341                         off_t pos,
 342                         size_t n);
 343 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 344
 345 /* The following definitions come from smbd/filename.c  */
 346
 347 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 348 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 349 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 350                       connection_struct *conn,
 351                       const char *orig_path,
 352                       struct smb_filename **smb_fname,
 353                       uint32_t ucf_flags);
 354 NTSTATUS check_name(connection_struct *conn,
 355                         const struct smb_filename *smb_fname);
 356 int get_real_filename(connection_struct *conn, const char *path,
 357                       const char *name, TALLOC_CTX *mem_ctx,
 358                       char **found_name);
 359 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 360                         connection_struct *conn,
 361                         const char *name_in,
 362                         uint32_t ucf_flags,
 363                         time_t *twrp,
 364                         bool *ppath_contains_wcard,
 365                         struct smb_filename **pp_smb_fname);
 366 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 367                         connection_struct *conn,
 368                         struct smb_request *smbreq,
 369                         const char *name_in,
 370                         uint32_t ucf_flags,
 371                         bool *ppath_contains_wcard,
 372                         struct smb_filename **pp_smb_fname);
 373
 374 /* The following definitions come from smbd/files.c  */
 375
 376 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 377                  files_struct **result);
 378 void fsp_set_gen_id(files_struct *fsp);
 379 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 380                   files_struct **result);
 381 void file_close_conn(connection_struct *conn);
 382 bool file_init_global(void);
 383 bool file_init(struct smbd_server_connection *sconn);
 384 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 385 struct files_struct *files_forall(
 386         struct smbd_server_connection *sconn,
 387         struct files_struct *(*fn)(struct files_struct *fsp,
 388                                    void *private_data),
 389         void *private_data);
 390 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 391 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 392                             struct file_id id, unsigned long gen_id);
 393 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 394                                  struct file_id id);
 395 files_struct *file_find_di_next(files_struct *start_fsp);
 396 struct files_struct *file_find_one_fsp_from_lease_key(
 397         struct smbd_server_connection *sconn,
 398         const struct smb2_lease_key *lease_key);
 399 bool file_find_subpath(files_struct *dir_fsp);
 400 void fsp_free(files_struct *fsp);
 401 void file_free(struct smb_request *req, files_struct *fsp);
 402 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 403 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 404                                   uint64_t persistent_id,
 405                                   uint64_t volatile_id);
 406 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 407                                    uint64_t persistent_id,
 408                                    uint64_t volatile_id);
 409 NTSTATUS dup_file_fsp(
 410         struct smb_request *req,
 411         files_struct *from,
 412         uint32_t access_mask,
 413         uint32_t create_options,
 414         files_struct *to);
 415 NTSTATUS file_name_hash(connection_struct *conn,
 416                         const char *name, uint32_t *p_name_hash);
 417 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 418                            const struct smb_filename *smb_fname_in);
 419 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 420
 421 /* The following definitions come from smbd/ipc.c  */
 422
 423 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 424 void send_trans_reply(connection_struct *conn,
 425                       struct smb_request *req,
 426                       char *rparam, int rparam_len,
 427                       char *rdata, int rdata_len,
 428                       bool buffer_too_large);
 429 void reply_trans(struct smb_request *req);
 430 void reply_transs(struct smb_request *req);
 431
 432 /* The following definitions come from smbd/lanman.c  */
 433
 434 void api_reply(connection_struct *conn, uint64_t vuid,
 435                struct smb_request *req,
 436                char *data, char *params,
 437                int tdscnt, int tpscnt,
 438                int mdrcnt, int mprcnt);
 439
 440 /* The following definitions come from smbd/mangle.c  */
 441
 442 void mangle_reset_cache(void);
 443 void mangle_change_to_posix(void);
 444 bool mangle_is_mangled(const char *s, const struct share_params *p);
 445 bool mangle_is_8_3(const char *fname, bool check_case,
 446                    const struct share_params *p);
 447 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 448                              const struct share_params *p);
 449 bool mangle_must_mangle(const char *fname,
 450                    const struct share_params *p);
 451 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 452                         const char *in,
 453                         char **out, /* talloced on the given context. */
 454                         const struct share_params *p);
 455 bool name_to_8_3(const char *in,
 456                 char out[13],
 457                 bool cache83,
 458                 const struct share_params *p);
 459
 460 /* The following definitions come from smbd/mangle_hash.c  */
 461
 462 const struct mangle_fns *mangle_hash_init(void);
 463
 464 /* The following definitions come from smbd/mangle_hash2.c  */
 465
 466 const struct mangle_fns *mangle_hash2_init(void);
 467 const struct mangle_fns *posix_mangle_init(void);
 468
 469 /* The following definitions come from smbd/message.c  */
 470
 471 void reply_sends(struct smb_request *req);
 472 void reply_sendstrt(struct smb_request *req);
 473 void reply_sendtxt(struct smb_request *req);
 474 void reply_sendend(struct smb_request *req);
 475
 476 /* The following definitions come from smbd/msdfs.c  */
 477
 478 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 479                         bool shuffle_referrals,
 480                         const char *target,
 481                         struct referral **preflist,
 482                         size_t *refcount);
 483 bool is_msdfs_link(connection_struct *conn,
 484                 struct smb_filename *smb_fname);
 485 struct junction_map;
 486 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 487                            struct auth_session_info *session_info,
 488                            const char *dfs_path,
 489                            const struct tsocket_address *remote_address,
 490                            const struct tsocket_address *local_address,
 491                            bool allow_broken_path,
 492                            struct junction_map *jucn,
 493                            int *consumedcntp,
 494                            bool *self_referralp);
 495 int setup_dfs_referral(connection_struct *orig_conn,
 496                         const char *dfs_path,
 497                         int max_referral_level,
 498                         char **ppdata, NTSTATUS *pstatus);
 499 bool create_junction(TALLOC_CTX *ctx,
 500                 const char *dfs_path,
 501                 bool allow_broken_path,
 502                 struct junction_map *jucn);
 503 struct referral;
 504 char *msdfs_link_string(TALLOC_CTX *ctx,
 505                 const struct referral *reflist,
 506                 size_t referral_count);
 507 bool create_msdfs_link(const struct junction_map *jucn,
 508                        struct auth_session_info *session_info);
 509 bool remove_msdfs_link(const struct junction_map *jucn,
 510                        struct auth_session_info *session_info);
 511
 512 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 513                                       struct auth_session_info *session_info,
 514                                       size_t *p_num_jn);
 515 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 516                                 connection_struct *conn,
 517                                 const char *name_in,
 518                                 uint32_t ucf_flags,
 519                                 bool allow_broken_path,
 520                                 char **pp_name_out,
 521                                 bool *ppath_contains_wcard);
 522 struct connection_struct;
 523 struct smb_filename;
 524 struct conn_struct_tos {
 525         struct connection_struct *conn;
 526         struct smb_filename *oldcwd_fname;
 527 };
 528 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 529                                 int snum,
 530                                 const char *path,
 531                                 const struct auth_session_info *session_info,
 532                                 struct conn_struct_tos **_c);
 533 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 534                                     int snum,
 535                                     const char *path,
 536                                     const struct auth_session_info *session_info,
 537                                     struct conn_struct_tos **_c);
 538
 539 /* The following definitions come from smbd/negprot.c  */
 540
 541 void reply_negprot(struct smb_request *req);
 542
 543 /* The following definitions come from smbd/notify.c  */
 544
 545 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 546 void change_notify_reply(struct smb_request *req,
 547                          NTSTATUS error_code,
 548                          uint32_t max_param,
 549                          struct notify_change_buf *notify_buf,
 550                          void (*reply_fn)(struct smb_request *req,
 551                                           NTSTATUS error_code,
 552                                           uint8_t *buf, size_t len));
 553 void notify_callback(struct smbd_server_connection *sconn,
 554                      void *private_data, struct timespec when,
 555                      const struct notify_event *e);
 556 NTSTATUS change_notify_create(struct files_struct *fsp,
 557                               uint32_t max_buffer_size,
 558                               uint32_t filter,
 559                               bool recursive);
 560 NTSTATUS change_notify_add_request(struct smb_request *req,
 561                                 uint32_t max_param,
 562                                 uint32_t filter, bool recursive,
 563                                 struct files_struct *fsp,
 564                                 void (*reply_fn)(struct smb_request *req,
 565                                         NTSTATUS error_code,
 566                                         uint8_t *buf, size_t len));
 567 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 568                                 void *private_data, uint32_t msg_type,
 569                                 struct server_id server_id, DATA_BLOB *data);
 570 void smbd_notifyd_restarted(struct messaging_context *msg,
 571                             void *private_data, uint32_t msg_type,
 572                             struct server_id server_id, DATA_BLOB *data);
 573 bool remove_pending_change_notify_requests_by_mid(
 574         struct smbd_server_connection *sconn, uint64_t mid);
 575 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 576                                                   NTSTATUS status);
 577 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 578                   const char *path);
 579 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 580 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 581                                                      struct tevent_context *ev);
 582
 583 /* The following definitions come from smbd/notify_inotify.c  */
 584
 585 int inotify_watch(TALLOC_CTX *mem_ctx,
 586                   struct sys_notify_context *ctx,
 587                   const char *path,
 588                   uint32_t *filter,
 589                   uint32_t *subdir_filter,
 590                   void (*callback)(struct sys_notify_context *ctx,
 591                                    void *private_data,
 592                                    struct notify_event *ev,
 593                                    uint32_t filter),
 594                   void *private_data,
 595                   void *handle_p);
 596
 597 int fam_watch(TALLOC_CTX *mem_ctx,
 598               struct sys_notify_context *ctx,
 599               const char *path,
 600               uint32_t *filter,
 601               uint32_t *subdir_filter,
 602               void (*callback)(struct sys_notify_context *ctx,
 603                                void *private_data,
 604                                struct notify_event *ev,
 605                                uint32_t filter),
 606               void *private_data,
 607               void *handle_p);
 608
 609
 610 /* The following definitions come from smbd/notify_internal.c  */
 611
 612 struct notify_context *notify_init(
 613         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 614         struct smbd_server_connection *sconn,
 615         void (*callback)(struct smbd_server_connection *sconn,
 616                          void *, struct timespec,
 617                          const struct notify_event *));
 618 NTSTATUS notify_add(struct notify_context *ctx,
 619                     const char *path, uint32_t filter, uint32_t subdir_filter,
 620                     void *private_data);
 621 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 622                        char *path);
 623 void notify_trigger(struct notify_context *notify,
 624                     uint32_t action, uint32_t filter,
 625                     const char *dir, const char *path);
 626
 627 struct notify_instance;
 628 NTSTATUS notify_walk(struct notify_context *notify,
 629                      bool (*fn)(const char *path, struct server_id server,
 630                                 const struct notify_instance *instance,
 631                                 void *private_data),
 632                      void *private_data);
 633
 634 /* The following definitions come from smbd/ntquotas.c  */
 635
 636 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 637                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 638 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 639 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 640 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 641
 642 /* The following definitions come from smbd/nttrans.c  */
 643
 644 void reply_ntcreate_and_X(struct smb_request *req);
 645 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 646                        uint32_t security_info_sent);
 647 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 648                        uint32_t security_info_sent);
 649 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 650 void reply_ntcancel(struct smb_request *req);
 651 void reply_ntrename(struct smb_request *req);
 652 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 653                                         TALLOC_CTX *mem_ctx,
 654                                         files_struct *fsp,
 655                                         uint32_t security_info_wanted,
 656                                         uint32_t max_data_count,
 657                                         uint8_t **ppmarshalled_sd,
 658                                         size_t *psd_size);
 659 #ifdef HAVE_SYS_QUOTAS
 660
 661 struct smb2_query_quota_info;
 662
 663 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 664                                      files_struct *fsp,
 665                                      bool restart_scan,
 666                                      bool return_single,
 667                                      uint32_t sid_list_length,
 668                                      DATA_BLOB *sidbuffer,
 669                                      uint32_t max_data_count,
 670                                      uint8_t **p_data,
 671                                      uint32_t *p_data_size);
 672 #endif
 673 void reply_nttrans(struct smb_request *req);
 674 void reply_nttranss(struct smb_request *req);
 675
 676 /* The following definitions come from smbd/open.c  */
 677
 678 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 679                                 const struct smb_filename *smb_fname,
 680                                 bool use_privs,
 681                                 uint32_t access_mask);
 682 NTSTATUS check_parent_access(struct connection_struct *conn,
 683                                 struct smb_filename *smb_fname,
 684                                 uint32_t access_mask);
 685 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 686                  int flags, mode_t mode);
 687 NTSTATUS fd_close(files_struct *fsp);
 688 void change_file_owner_to_parent(connection_struct *conn,
 689                                  const char *inherit_from_dir,
 690                                  files_struct *fsp);
 691 bool is_stat_open(uint32_t access_mask);
 692 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 693                             const struct file_id *id,
 694                             const struct share_mode_entry *exclusive,
 695                             uint16_t break_to);
 696 struct deferred_open_record;
 697 bool is_deferred_open_async(const struct deferred_open_record *rec);
 698 bool defer_smb1_sharing_violation(struct smb_request *req);
 699 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 700                           struct smb_filename *smb_dname);
 701 void msg_file_was_renamed(struct messaging_context *msg,
 702                           void *private_data,
 703                           uint32_t msg_type,
 704                           struct server_id server_id,
 705                           DATA_BLOB *data);
 706 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 707                                  const struct smb2_lease_key *key,
 708                                  uint32_t current_state,
 709                                  uint16_t lease_version,
 710                                  uint16_t lease_epoch);
 711 NTSTATUS create_file_default(connection_struct *conn,
 712                              struct smb_request *req,
 713                              uint16_t root_dir_fid,
 714                              struct smb_filename * smb_fname,
 715                              uint32_t access_mask,
 716                              uint32_t share_access,
 717                              uint32_t create_disposition,
 718                              uint32_t create_options,
 719                              uint32_t file_attributes,
 720                              uint32_t oplock_request,
 721                              const struct smb2_lease *lease,
 722                              uint64_t allocation_size,
 723                              uint32_t private_flags,
 724                              struct security_descriptor *sd,
 725                              struct ea_list *ea_list,
 726                              files_struct **result,
 727                              int *pinfo,
 728                              const struct smb2_create_blobs *in_context_blobs,
 729                              struct smb2_create_blobs *out_context_blobs);
 730
 731 /* The following definitions come from smbd/oplock.c  */
 732
 733 uint32_t get_lease_type(const struct share_mode_entry *e, struct file_id id);
 734
 735 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 736 NTSTATUS set_file_oplock(files_struct *fsp);
 737 bool remove_oplock(files_struct *fsp);
 738 bool downgrade_oplock(files_struct *fsp);
 739 bool fsp_lease_update(struct files_struct *fsp);
 740 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 741                         uint32_t num_file_ids,
 742                         const struct file_id *ids,
 743                         const struct smb2_lease_key *key,
 744                         uint32_t lease_state);
 745 void contend_level2_oplocks_begin(files_struct *fsp,
 746                                   enum level2_contention_type type);
 747 void contend_level2_oplocks_end(files_struct *fsp,
 748                                 enum level2_contention_type type);
 749 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 750                                   enum level2_contention_type type);
 751 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 752                                 enum level2_contention_type type);
 753 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 754                                  const struct share_mode_entry *e);
 755 void message_to_share_mode_entry(struct file_id *id,
 756                                  struct share_mode_entry *e,
 757                                  const char *msg);
 758 bool init_oplocks(struct smbd_server_connection *sconn);
 759 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 760
 761 /* The following definitions come from smbd/oplock_linux.c  */
 762
 763 int linux_set_lease_sighandler(int fd);
 764 int linux_setlease(int fd, int leasetype);
 765 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 766
 767 /* The following definitions come from smbd/password.c  */
 768
 769 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 770 int register_homes_share(const char *username);
 771
 772 /* The following definitions come from smbd/pipes.c  */
 773
 774 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 775                       struct files_struct **pfsp);
 776 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 777 void reply_pipe_write(struct smb_request *req);
 778 void reply_pipe_write_and_X(struct smb_request *req);
 779 void reply_pipe_read_and_X(struct smb_request *req);
 780
 781 /* The following definitions come from smbd/posix_acls.c  */
 782
 783 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 784 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 785 uint32_t map_canon_ace_perms(int snum,
 786                                 enum security_ace_type *pacl_type,
 787                                 mode_t perms,
 788                                 bool directory_ace);
 789 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 790 bool current_user_in_group(connection_struct *conn, gid_t gid);
 791 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 792 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 793                            TALLOC_CTX *mem_ctx,
 794                            struct security_descriptor **ppdesc);
 795 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
 796                         const struct smb_filename *smb_fname_in,
 797                         uint32_t security_info,
 798                         TALLOC_CTX *mem_ctx,
 799                         struct security_descriptor **ppdesc);
 800 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 801 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 802 int get_acl_group_bits( connection_struct *conn,
 803                         const struct smb_filename *smb_fname,
 804                         mode_t *mode);
 805 int inherit_access_posix_acl(connection_struct *conn,
 806                         const char *inherit_from_dir,
 807                         const struct smb_filename *smb_fname,
 808                         mode_t mode);
 809 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 810                                 files_struct *fsp,
 811                                 uint16_t num_def_acls, const char *pdata);
 812 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 813                                 uint16_t num_acls,
 814                                 const char *pdata);
 815 NTSTATUS get_nt_acl_no_snum(TALLOC_CTX *ctx,
 816                             struct auth_session_info *session_info,
 817                             const char *fname,
 818                              uint32_t security_info_wanted,
 819                              struct security_descriptor **sd);
 820 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 821                                 const struct smb_filename *smb_fname,
 822                                 TALLOC_CTX *mem_ctx,
 823                                 char **blob_description,
 824                                 DATA_BLOB *blob);
 825 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 826                               files_struct *fsp,
 827                               TALLOC_CTX *mem_ctx,
 828                               char **blob_description,
 829                               DATA_BLOB *blob);
 830
 831 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 832
 833 const struct enum_list *get_default_acl_style_list(void);
 834
 835 NTSTATUS make_default_filesystem_acl(
 836         TALLOC_CTX *ctx,
 837         enum default_acl_style acl_style,
 838         const char *name,
 839         const SMB_STRUCT_STAT *psbuf,
 840         struct security_descriptor **ppdesc);
 841
 842 /* The following definitions come from smbd/process.c  */
 843
 844 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 845                   bool no_signing, uint32_t seqnum,
 846                   bool do_encrypt,
 847                   struct smb_perfcount_data *pcd);
 848 size_t srv_set_message(char *buf,
 849                        size_t num_words,
 850                        size_t num_bytes,
 851                        bool zero);
 852 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 853                                       uint64_t mid);
 854 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 855                                         uint64_t mid);
 856 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 857 bool get_deferred_open_message_state(struct smb_request *smbreq,
 858                                 struct timeval *p_request_time,
 859                                 struct deferred_open_record **open_rec);
 860 bool push_deferred_open_message_smb(struct smb_request *req,
 861                                     struct timeval timeout,
 862                                     struct file_id id,
 863                                     struct deferred_open_record *open_rec);
 864 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 865 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 866 void smb_request_done(struct smb_request *req);
 867 const char *smb_fn_name(int type);
 868 void add_to_common_flags2(uint32_t v);
 869 void remove_from_common_flags2(uint32_t v);
 870 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 871 bool smb1_is_chain(const uint8_t *buf);
 872 bool smb1_walk_chain(const uint8_t *buf,
 873                      bool (*fn)(uint8_t cmd,
 874                                 uint8_t wct, const uint16_t *vwv,
 875                                 uint16_t num_bytes, const uint8_t *bytes,
 876                                 void *private_data),
 877                      void *private_data);
 878 unsigned smb1_chain_length(const uint8_t *buf);
 879 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 880                       struct smbXsrv_connection *xconn,
 881                       bool encrypted, uint32_t seqnum,
 882                       struct smb_request ***reqs, unsigned *num_reqs);
 883 bool req_is_in_chain(const struct smb_request *req);
 884 void smbd_process(struct tevent_context *ev_ctx,
 885                   struct messaging_context *msg_ctx,
 886                   int sock_fd,
 887                   bool interactive);
 888 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 889
 890 /* The following definitions come from smbd/quotas.c  */
 891
 892 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 893                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 894
 895 /* The following definitions come from smbd/reply.c  */
 896
 897 NTSTATUS check_path_syntax(char *path);
 898 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 899 NTSTATUS check_path_syntax_posix(char *path);
 900 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 901                         const char *inbuf,
 902                         uint16_t smb_flags2,
 903                         char **pp_dest,
 904                         const char *src,
 905                         size_t src_len,
 906                         int flags,
 907                         NTSTATUS *err,
 908                         bool *contains_wcard);
 909 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
 910                         const char *inbuf,
 911                         uint16_t smb_flags2,
 912                         char **pp_dest,
 913                         const char *src,
 914                         size_t src_len,
 915                         int flags,
 916                         NTSTATUS *err,
 917                         bool *contains_wcard);
 918 size_t srvstr_get_path(TALLOC_CTX *ctx,
 919                         const char *inbuf,
 920                         uint16_t smb_flags2,
 921                         char **pp_dest,
 922                         const char *src,
 923                         size_t src_len,
 924                         int flags,
 925                         NTSTATUS *err);
 926 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 927                         const char *inbuf,
 928                         uint16_t smb_flags2,
 929                         char **pp_dest,
 930                         const char *src,
 931                         size_t src_len,
 932                         int flags,
 933                         NTSTATUS *err);
 934 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 935                                  char **pp_dest, const char *src, int flags,
 936                                  NTSTATUS *err, bool *contains_wcard);
 937 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 938                            char **pp_dest, const char *src, int flags,
 939                            NTSTATUS *err);
 940 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 941                               char **dest, const uint8_t *src, int flags);
 942 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 943                     files_struct *fsp);
 944 bool check_fsp(connection_struct *conn, struct smb_request *req,
 945                files_struct *fsp);
 946 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 947                               files_struct *fsp);
 948 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 949 void reply_tcon(struct smb_request *req);
 950 void reply_tcon_and_X(struct smb_request *req);
 951 void reply_unknown_new(struct smb_request *req, uint8_t type);
 952 void reply_ioctl(struct smb_request *req);
 953 void reply_checkpath(struct smb_request *req);
 954 void reply_getatr(struct smb_request *req);
 955 void reply_setatr(struct smb_request *req);
 956 void reply_dskattr(struct smb_request *req);
 957 void reply_search(struct smb_request *req);
 958 void reply_fclose(struct smb_request *req);
 959 void reply_open(struct smb_request *req);
 960 void reply_open_and_X(struct smb_request *req);
 961 void reply_ulogoffX(struct smb_request *req);
 962 void reply_mknew(struct smb_request *req);
 963 void reply_ctemp(struct smb_request *req);
 964 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 965                           uint32_t dirtype, struct smb_filename *smb_fname,
 966                           bool has_wild);
 967 void reply_unlink(struct smb_request *req);
 968 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 969                       off_t startpos, size_t nread);
 970 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 971                             files_struct *fsp,
 972                             ssize_t nread,
 973                             size_t headersize,
 974                             size_t smb_maxcnt);
 975 void reply_readbraw(struct smb_request *req);
 976 void reply_lockread(struct smb_request *req);
 977 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
 978 void reply_read(struct smb_request *req);
 979 void reply_read_and_X(struct smb_request *req);
 980 void error_to_writebrawerr(struct smb_request *req);
 981 void reply_writebraw(struct smb_request *req);
 982 void reply_writeunlock(struct smb_request *req);
 983 void reply_write(struct smb_request *req);
 984 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 985                             const uint8_t *inbuf);
 986 void reply_write_and_X(struct smb_request *req);
 987 void reply_lseek(struct smb_request *req);
 988 void reply_flush(struct smb_request *req);
 989 void reply_exit(struct smb_request *req);
 990 void reply_close(struct smb_request *req);
 991 void reply_writeclose(struct smb_request *req);
 992 void reply_lock(struct smb_request *req);
 993 void reply_unlock(struct smb_request *req);
 994 void reply_tdis(struct smb_request *req);
 995 void reply_echo(struct smb_request *req);
 996 void reply_printopen(struct smb_request *req);
 997 void reply_printclose(struct smb_request *req);
 998 void reply_printqueue(struct smb_request *req);
 999 void reply_printwrite(struct smb_request *req);
1000 void reply_mkdir(struct smb_request *req);
1001 void reply_rmdir(struct smb_request *req);
1002 NTSTATUS rename_internals_fsp(connection_struct *conn,
1003                         files_struct *fsp,
1004                         const struct smb_filename *smb_fname_dst_in,
1005                         uint32_t attrs,
1006                         bool replace_if_exists);
1007 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1008                         connection_struct *conn,
1009                         struct smb_request *req,
1010                         struct smb_filename *smb_fname_src,
1011                         struct smb_filename *smb_fname_dst,
1012                         uint32_t attrs,
1013                         bool replace_if_exists,
1014                         bool src_has_wild,
1015                         bool dest_has_wild,
1016                         uint32_t access_mask);
1017 void reply_mv(struct smb_request *req);
1018 NTSTATUS copy_file(TALLOC_CTX *ctx,
1019                         connection_struct *conn,
1020                         struct smb_filename *smb_fname_src,
1021                         struct smb_filename *smb_fname_dst,
1022                         int ofun,
1023                         int count,
1024                         bool target_is_directory);
1025 void reply_copy(struct smb_request *req);
1026 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1027                     bool large_file_format);
1028 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1029                         bool large_file_format);
1030 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1031                          bool large_file_format);
1032 void reply_lockingX(struct smb_request *req);
1033 void reply_readbmpx(struct smb_request *req);
1034 void reply_readbs(struct smb_request *req);
1035 void reply_setattrE(struct smb_request *req);
1036 void reply_writebmpx(struct smb_request *req);
1037 void reply_writebs(struct smb_request *req);
1038 void reply_getattrE(struct smb_request *req);
1039
1040 /* The following definitions come from smbd/seal.c  */
1041
1042 bool is_encrypted_packet(const uint8_t *inbuf);
1043 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1044 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1045 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1046                             char **buf_out);
1047 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1048                                         unsigned char **ppdata,
1049                                         size_t *p_data_size,
1050                                         unsigned char **pparam,
1051                                         size_t *p_param_size);
1052 NTSTATUS srv_encryption_start(connection_struct *conn);
1053 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1054
1055 /* The following definitions come from smbd/sec_ctx.c  */
1056
1057 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1058 bool push_sec_ctx(void);
1059 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1060 void set_root_sec_ctx(void);
1061 bool pop_sec_ctx(void);
1062 void init_sec_ctx(void);
1063 const struct security_token *sec_ctx_active_token(void);
1064
1065 /* The following definitions come from smbd/server.c  */
1066
1067 struct memcache *smbd_memcache(void);
1068 bool snum_is_shared_printer(int snum);
1069 void delete_and_reload_printers(void);
1070 bool reload_services(struct smbd_server_connection *sconn,
1071                      bool (*snumused) (struct smbd_server_connection *, int),
1072                      bool test);
1073
1074 /* The following definitions come from smbd/server_exit.c  */
1075
1076 void smbd_exit_server(const char *reason) _NORETURN_;
1077 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1078
1079 /* The following definitions come from smbd/service.c  */
1080
1081 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1082 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1083 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1084 bool chdir_current_service(connection_struct *conn);
1085 void load_registry_shares(void);
1086 int add_home_service(const char *service, const char *username, const char *homedir);
1087 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1088 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1089                                         struct smbXsrv_tcon *tcon,
1090                                         int snum,
1091                                         const char *pdev,
1092                                         NTSTATUS *pstatus);
1093 connection_struct *make_connection(struct smb_request *req,
1094                                    NTTIME now,
1095                                    const char *service_in,
1096                                    const char *pdev, uint64_t vuid,
1097                                    NTSTATUS *status);
1098 void close_cnum(connection_struct *conn, uint64_t vuid);
1099
1100 /* The following definitions come from smbd/session.c  */
1101 struct sessionid;
1102 struct smbXsrv_session;
1103 bool session_init(void);
1104 bool session_claim(struct smbXsrv_session *session);
1105 void session_yield(struct smbXsrv_session *session);
1106 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1107 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1108                   const char *machine, struct sessionid **session_list);
1109
1110 /* The following definitions come from smbd/sesssetup.c  */
1111
1112 void reply_sesssetup_and_X(struct smb_request *req);
1113
1114 /* The following definitions come from smbd/share_access.c  */
1115
1116 bool token_contains_name_in_list(const char *username,
1117                                  const char *domain,
1118                                  const char *sharename,
1119                                  const struct security_token *token,
1120                                  const char **list);
1121 bool user_ok_token(const char *username, const char *domain,
1122                    const struct security_token *token, int snum);
1123 bool is_share_read_only_for_token(const char *username,
1124                                   const char *domain,
1125                                   const struct security_token *token,
1126                                   connection_struct *conn);
1127
1128 /* The following definitions come from smbd/srvstr.c  */
1129
1130 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1131                       const char *src, int dest_len, int flags, size_t *ret_len);
1132 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1133
1134 /* The following definitions come from smbd/statcache.c  */
1135
1136 void stat_cache_add( const char *full_orig_name,
1137                 char *translated_path,
1138                 bool case_sensitive);
1139 bool stat_cache_lookup(connection_struct *conn,
1140                         bool posix_paths,
1141                         char **pp_name,
1142                         char **pp_dirpath,
1143                         char **pp_start,
1144                         SMB_STRUCT_STAT *pst);
1145 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1146                                     const char *name);
1147 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1148                                     const char *name);
1149 void stat_cache_delete(const char *name);
1150 struct TDB_DATA;
1151 unsigned int fast_string_hash(struct TDB_DATA *key);
1152 bool reset_stat_cache( void );
1153
1154 /* The following definitions come from smbd/statvfs.c  */
1155
1156 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1157
1158 /* The following definitions come from smbd/trans2.c  */
1159
1160 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1161                           uint32_t access_mask);
1162 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1163 bool samba_private_attr_name(const char *unix_ea_name);
1164 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1165                         files_struct *fsp,
1166                         const struct smb_filename *smb_fname,
1167                         const char *ea_name,
1168                         struct ea_struct *pea);
1169 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1170                         connection_struct *conn,
1171                         files_struct *fsp,
1172                         const struct smb_filename *smb_fname,
1173                         char ***pnames,
1174                         size_t *pnum_names);
1175 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1176                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1177 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1178 void send_trans2_replies(connection_struct *conn,
1179                         struct smb_request *req,
1180                         NTSTATUS status,
1181                          const char *params,
1182                          int paramsize,
1183                          const char *pdata,
1184                          int datasize,
1185                          int max_data_bytes);
1186 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1187 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1188                 connection_struct *conn,
1189                 struct smb_request *req,
1190                 bool overwrite_if_exists,
1191                 const struct smb_filename *smb_fname_old,
1192                 struct smb_filename *smb_fname_new);
1193 NTSTATUS smb_set_file_time(connection_struct *conn,
1194                            files_struct *fsp,
1195                            const struct smb_filename *smb_fname,
1196                            struct smb_file_time *ft,
1197                            bool setting_write_time);
1198 void reply_findclose(struct smb_request *req);
1199 void reply_findnclose(struct smb_request *req);
1200 void reply_trans2(struct smb_request *req);
1201 void reply_transs2(struct smb_request *req);
1202
1203 enum perm_type {
1204         PERM_NEW_FILE,
1205         PERM_NEW_DIR,
1206         PERM_EXISTING_FILE,
1207         PERM_EXISTING_DIR
1208 };
1209
1210 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1211                               const SMB_STRUCT_STAT *psbuf,
1212                               uint32_t perms,
1213                               enum perm_type ptype,
1214                               mode_t *ret_perms);
1215
1216 /* The following definitions come from smbd/uid.c  */
1217
1218 bool change_to_guest(void);
1219 NTSTATUS check_user_share_access(connection_struct *conn,
1220                                 const struct auth_session_info *session_info,
1221                                 uint32_t *p_share_access,
1222                                 bool *p_readonly_share);
1223 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1224 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1225 bool smbd_change_to_root_user(void);
1226 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1227 bool smbd_unbecome_authenticated_pipe_user(void);
1228 void become_root(void);
1229 void unbecome_root(void);
1230 void smbd_become_root(void);
1231 void smbd_unbecome_root(void);
1232 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1233 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1234 bool become_user_without_service_by_session(connection_struct *conn,
1235                             const struct auth_session_info *session_info);
1236 bool unbecome_user_without_service(void);
1237 uid_t get_current_uid(connection_struct *conn);
1238 gid_t get_current_gid(connection_struct *conn);
1239 const struct security_unix_token *get_current_utok(connection_struct *conn);
1240 const struct security_token *get_current_nttok(connection_struct *conn);
1241 uint64_t get_current_vuid(connection_struct *conn);
1242
1243 /* The following definitions come from smbd/utmp.c  */
1244
1245 void sys_utmp_claim(const char *username, const char *hostname,
1246                     const char *id_str, int id_num);
1247 void sys_utmp_yield(const char *username, const char *hostname,
1248                     const char *id_str, int id_num);
1249
1250 /* The following definitions come from smbd/vfs.c  */
1251
1252 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1253 bool smbd_vfs_init(connection_struct *conn);
1254 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1255 ssize_t vfs_pwrite_data(struct smb_request *req,
1256                         files_struct *fsp,
1257                         const char *buffer,
1258                         size_t N,
1259                         off_t offset);
1260 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1261 int vfs_set_filelen(files_struct *fsp, off_t len);
1262 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1263 int vfs_fill_sparse(files_struct *fsp, off_t len);
1264 int vfs_set_blocking(files_struct *fsp, bool set);
1265 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1266 const char *vfs_readdirname(connection_struct *conn, void *p,
1267                             SMB_STRUCT_STAT *sbuf, char **talloced);
1268 int vfs_ChDir(connection_struct *conn,
1269                         const struct smb_filename *smb_fname);
1270 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1271 NTSTATUS check_reduced_name(connection_struct *conn,
1272                         const struct smb_filename *cwd_fname,
1273                         const struct smb_filename *smb_fname);
1274 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1275                         const struct smb_filename *smb_fname,
1276                         struct smb_request *smbreq);
1277 int vfs_stat_smb_basename(struct connection_struct *conn,
1278                         const struct smb_filename *smb_fname_in,
1279                         SMB_STRUCT_STAT *psbuf);
1280 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1281 NTSTATUS vfs_streaminfo(connection_struct *conn,
1282                         struct files_struct *fsp,
1283                         const struct smb_filename *smb_fname,
1284                         TALLOC_CTX *mem_ctx,
1285                         unsigned int *num_streams,
1286                         struct stream_struct **streams);
1287 void init_smb_file_time(struct smb_file_time *ft);
1288
1289 /* The following definitions come from smbd/avahi_register.c */
1290
1291 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1292                            uint16_t port);
1293
1294 /* The following definitions come from smbd/smb2_create.c */
1295
1296 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1297                                     TALLOC_CTX *mem_ctx,
1298                                     DATA_BLOB *cookie_blob);
1299 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1300                                         const DATA_BLOB old_cookie,
1301                                         TALLOC_CTX *mem_ctx,
1302                                         DATA_BLOB *new_cookie);
1303 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1304                                        struct smb_request *smb1req,
1305                                        struct smbXsrv_open *op,
1306                                        const DATA_BLOB old_cookie,
1307                                        TALLOC_CTX *mem_ctx,
1308                                        files_struct **result,
1309                                        DATA_BLOB *new_cookie);
1310
1311 #endif /* _SMBD_PROTO_H_ */