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_client;
  52 struct smbXsrv_connection;
  53 struct dcesrv_context;
  54
  55 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
  56                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  57 NTSTATUS srv_calculate_sign_mac(struct smbXsrv_connection *conn,
  58                                 char *outbuf, uint32_t seqnum);
  59 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
  60 bool srv_init_signing(struct smbXsrv_connection *conn);
  61 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
  62                                 bool allowed, bool mandatory);
  63 bool srv_is_signing_active(struct smbXsrv_connection *conn);
  64 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
  65 void srv_set_signing(struct smbXsrv_connection *conn,
  66                      const DATA_BLOB user_session_key,
  67                      const DATA_BLOB response);
  68
  69 /* The following definitions come from smbd/aio.c  */
  70
  71 struct aio_extra;
  72 bool aio_write_through_requested(struct aio_extra *aio_ex);
  73 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  74                              struct smb_request *req,
  75                              files_struct *fsp, off_t startpos,
  76                              size_t smb_maxcnt);
  77 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  78                               struct smb_request *req,
  79                               files_struct *fsp, const char *data,
  80                               off_t startpos,
  81                               size_t numtowrite);
  82 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  83                                 struct smb_request *smbreq,
  84                                 files_struct *fsp,
  85                                 TALLOC_CTX *ctx,
  86                                 DATA_BLOB *preadbuf,
  87                                 off_t startpos,
  88                                 size_t smb_maxcnt);
  89 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  90                                 struct smb_request *smbreq,
  91                                 files_struct *fsp,
  92                                 uint64_t in_offset,
  93                                 DATA_BLOB in_data,
  94                                 bool write_through);
  95 bool cancel_smb2_aio(struct smb_request *smbreq);
  96 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  97
  98 /* The following definitions come from smbd/blocking.c  */
  99
 100 NTSTATUS smbd_do_locks_try(
 101         struct files_struct *fsp,
 102         enum brl_flavour lock_flav,
 103         uint16_t num_locks,
 104         struct smbd_lock_element *locks,
 105         uint16_t *blocker_idx,
 106         struct server_id *blocking_pid,
 107         uint64_t *blocking_smblctx);
 108 struct tevent_req *smbd_smb1_do_locks_send(
 109         TALLOC_CTX *mem_ctx,
 110         struct tevent_context *ev,
 111         struct smb_request **smbreq, /* talloc_move()d into our state */
 112         struct files_struct *fsp,
 113         uint32_t lock_timeout,
 114         bool large_offset,
 115         enum brl_flavour lock_flav,
 116         uint16_t num_locks,
 117         struct smbd_lock_element *locks);
 118 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
 119 bool smbd_smb1_do_locks_extract_smbreq(
 120         struct tevent_req *req,
 121         TALLOC_CTX *mem_ctx,
 122         struct smb_request **psmbreq);
 123 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
 124 bool smbd_smb1_brl_finish_by_lock(
 125         struct files_struct *fsp,
 126         bool large_offset,
 127         enum brl_flavour lock_flav,
 128         struct smbd_lock_element lock,
 129         NTSTATUS finish_status);
 130 bool smbd_smb1_brl_finish_by_mid(
 131         struct smbd_server_connection *sconn, uint64_t mid);
 132
 133 /* The following definitions come from smbd/close.c  */
 134
 135 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 136 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 137                     enum file_close_type close_type);
 138 void msg_close_file(struct messaging_context *msg_ctx,
 139                     void *private_data,
 140                     uint32_t msg_type,
 141                     struct server_id server_id,
 142                     DATA_BLOB *data);
 143 NTSTATUS delete_all_streams(connection_struct *conn,
 144                         const struct smb_filename *smb_fname);
 145 bool recursive_rmdir(TALLOC_CTX *ctx,
 146                      connection_struct *conn,
 147                      struct smb_filename *smb_dname);
 148 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 149                               struct files_struct *fsp);
 150
 151 /* The following definitions come from smbd/conn.c  */
 152
 153 int conn_num_open(struct smbd_server_connection *sconn);
 154 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 155 connection_struct *conn_new(struct smbd_server_connection *sconn);
 156 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 157 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 158 void conn_free(connection_struct *conn);
 159 void conn_force_tdis(
 160         struct smbd_server_connection *sconn,
 161         bool (*check_fn)(struct connection_struct *conn,
 162                          void *private_data),
 163         void *private_data);
 164 void msg_force_tdis(struct messaging_context *msg,
 165                     void *private_data,
 166                     uint32_t msg_type,
 167                     struct server_id server_id,
 168                     DATA_BLOB *data);
 169 void msg_force_tdis_denied(
 170         struct messaging_context *msg,
 171         void *private_data,
 172         uint32_t msg_type,
 173         struct server_id server_id,
 174         DATA_BLOB *data);
 175
 176 /* The following definitions come from smbd/connection.c  */
 177
 178 int count_current_connections(const char *sharename, bool verify);
 179 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 180
 181 /* The following definitions come from smbd/dfree.c  */
 182
 183 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 184                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 185 void flush_dfree_cache(void);
 186
 187 /* The following definitions come from smbd/dir.c  */
 188
 189 bool init_dptrs(struct smbd_server_connection *sconn);
 190 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 191 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 192 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 193 void dptr_closecnum(connection_struct *conn);
 194 NTSTATUS dptr_create(connection_struct *conn,
 195                 struct smb_request *req,
 196                 files_struct *fsp,
 197                 bool old_handle,
 198                 bool expect_close,
 199                 uint16_t spid,
 200                 const char *wcard,
 201                 uint32_t attr,
 202                 struct dptr_struct **dptr_ret);
 203 void dptr_CloseDir(files_struct *fsp);
 204 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 205 long dptr_TellDir(struct dptr_struct *dptr);
 206 bool dptr_has_wild(struct dptr_struct *dptr);
 207 int dptr_dnum(struct dptr_struct *dptr);
 208 bool dptr_get_priv(struct dptr_struct *dptr);
 209 void dptr_set_priv(struct dptr_struct *dptr);
 210 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 211 bool dptr_fill(struct smbd_server_connection *sconn,
 212                char *buf1,unsigned int key);
 213 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
 214                                char *buf,int *num);
 215 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 216                                        int dptr_num);
 217 bool get_dir_entry(TALLOC_CTX *ctx,
 218                 struct dptr_struct *dirptr,
 219                 const char *mask,
 220                 uint32_t dirtype,
 221                 char **pp_fname_out,
 222                 off_t *size,
 223                 uint32_t *mode,
 224                 struct timespec *date,
 225                 bool check_descend,
 226                 bool ask_sharemode);
 227 struct smb_Dir;
 228 bool is_visible_file(connection_struct *conn,
 229                 struct smb_Dir *dir_hnd,
 230                 const char *name,
 231                 SMB_STRUCT_STAT *pst,
 232                 bool use_veto);
 233 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
 234                         connection_struct *conn,
 235                         const struct smb_filename *smb_fname,
 236                         const char *mask,
 237                         uint32_t attr);
 238 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 239                         SMB_STRUCT_STAT *sbuf, char **talloced);
 240 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 241 void SeekDir(struct smb_Dir *dirp, long offset);
 242 long TellDir(struct smb_Dir *dirp);
 243 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 244 NTSTATUS can_delete_directory(struct connection_struct *conn,
 245                                 const char *dirname);
 246 bool have_file_open_below(connection_struct *conn,
 247                         const struct smb_filename *name);
 248
 249 /* The following definitions come from smbd/dmapi.c  */
 250
 251 const void *dmapi_get_current_session(void);
 252 bool dmapi_have_session(void);
 253 bool dmapi_new_session(void);
 254 bool dmapi_destroy_session(void);
 255 uint32_t dmapi_file_flags(const char * const path);
 256
 257 /* The following definitions come from smbd/dnsregister.c  */
 258
 259 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 260                                   TALLOC_CTX *mem_ctx,
 261                                   uint16_t port);
 262
 263 /* The following definitions come from smbd/dosmode.c  */
 264
 265 mode_t unix_mode(connection_struct *conn, int dosmode,
 266                  const struct smb_filename *smb_fname,
 267                  struct smb_filename *smb_fname_parent);
 268 uint32_t dos_mode_msdfs(connection_struct *conn,
 269                       const struct smb_filename *smb_fname);
 270 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 271 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 272                                     struct tevent_context *ev,
 273                                     files_struct *dir_fsp,
 274                                     struct smb_filename *smb_fname);
 275 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 276 int file_set_dosmode(connection_struct *conn,
 277                      struct smb_filename *smb_fname,
 278                      uint32_t dosmode,
 279                      struct smb_filename *parent_dir,
 280                      bool newfile);
 281 NTSTATUS file_set_sparse(connection_struct *conn,
 282                          struct files_struct *fsp,
 283                          bool sparse);
 284 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 285                 struct smb_file_time *ft);
 286 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 287 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 288                                struct timespec mtime);
 289
 290 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
 291                               struct smb_filename *smb_fname,
 292                               uint32_t *pattr);
 293 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 294                               const struct smb_filename *smb_fname,
 295                               uint32_t dosmode);
 296
 297 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 298                                 const struct smb_filename *smb_fname,
 299                                 struct timespec create_time);
 300
 301 struct timespec get_create_timespec(connection_struct *conn,
 302                                 struct files_struct *fsp,
 303                                 const struct smb_filename *smb_fname);
 304
 305 struct timespec get_change_timespec(connection_struct *conn,
 306                                 struct files_struct *fsp,
 307                                 const struct smb_filename *smb_fname);
 308
 309 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 310                                   DATA_BLOB blob,
 311                                   uint32_t *pattr);
 312
 313 /* The following definitions come from smbd/error.c  */
 314
 315 bool use_nt_status(void);
 316 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 317 size_t error_packet(char *outbuf,
 318                     uint8_t eclass,
 319                     uint32_t ecode,
 320                     NTSTATUS ntstatus,
 321                     int line,
 322                     const char *file);
 323 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 324                     int line, const char *file);
 325 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 326                     int line, const char *file);
 327 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 328                       NTSTATUS status, int line, const char *file);
 329 void reply_openerror(struct smb_request *req, NTSTATUS status);
 330
 331 /* The following definitions come from smbd/file_access.c  */
 332
 333 bool can_delete_file_in_directory(connection_struct *conn,
 334                         struct files_struct *dirfsp,
 335                         const struct smb_filename *smb_fname);
 336 bool can_write_to_file(connection_struct *conn,
 337                         struct files_struct *dirfsp,
 338                         const struct smb_filename *smb_fname);
 339 bool directory_has_default_acl(connection_struct *conn,
 340                         struct files_struct *dirfsp,
 341                         struct smb_filename *smb_fname);
 342 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 343
 344 /* The following definitions come from smbd/fileio.c  */
 345
 346 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 347 void fsp_flush_write_time_update(struct files_struct *fsp);
 348 void trigger_write_time_update(struct files_struct *fsp);
 349 void trigger_write_time_update_immediate(struct files_struct *fsp);
 350 void mark_file_modified(files_struct *fsp);
 351 ssize_t write_file(struct smb_request *req,
 352                         files_struct *fsp,
 353                         const char *data,
 354                         off_t pos,
 355                         size_t n);
 356 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 357
 358 /* The following definitions come from smbd/filename.c  */
 359
 360 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 361 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 362 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 363                       connection_struct *conn,
 364                       const char *orig_path,
 365                       NTTIME twrp,
 366                       struct smb_filename **smb_fname,
 367                       uint32_t ucf_flags);
 368 NTSTATUS check_name(connection_struct *conn,
 369                         const struct smb_filename *smb_fname);
 370 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
 371                                     uint32_t ucf_flags,
 372                                     NTTIME twrp);
 373 int get_real_filename(connection_struct *conn,
 374                       struct smb_filename *path,
 375                       const char *name,
 376                       TALLOC_CTX *mem_ctx,
 377                       char **found_name);
 378 int get_real_filename_full_scan(connection_struct *conn,
 379                                 const char *path,
 380                                 const char *name,
 381                                 bool mangled,
 382                                 TALLOC_CTX *mem_ctx,
 383                                 char **found_name);
 384 char *get_original_lcomp(TALLOC_CTX *ctx,
 385                         connection_struct *conn,
 386                         const char *filename_in,
 387                         uint32_t ucf_flags);
 388 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 389                         connection_struct *conn,
 390                         const char *name_in,
 391                         uint32_t ucf_flags,
 392                         NTTIME twrp,
 393                         struct smb_filename **pp_smb_fname);
 394 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 395                         connection_struct *conn,
 396                         struct smb_request *smbreq,
 397                         const char *name_in,
 398                         uint32_t ucf_flags,
 399                         struct smb_filename **pp_smb_fname);
 400
 401 /* The following definitions come from smbd/files.c  */
 402
 403 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 404                  files_struct **result);
 405 void fsp_set_gen_id(files_struct *fsp);
 406 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 407                   files_struct **result);
 408 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
 409 void file_close_conn(connection_struct *conn);
 410 bool file_init_global(void);
 411 bool file_init(struct smbd_server_connection *sconn);
 412 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 413 struct files_struct *files_forall(
 414         struct smbd_server_connection *sconn,
 415         struct files_struct *(*fn)(struct files_struct *fsp,
 416                                    void *private_data),
 417         void *private_data);
 418 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 419 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 420                             struct file_id id, unsigned long gen_id);
 421 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 422                                  struct file_id id);
 423 files_struct *file_find_di_next(files_struct *start_fsp);
 424 struct files_struct *file_find_one_fsp_from_lease_key(
 425         struct smbd_server_connection *sconn,
 426         const struct smb2_lease_key *lease_key);
 427 bool file_find_subpath(files_struct *dir_fsp);
 428 void fsp_free(files_struct *fsp);
 429 void file_free(struct smb_request *req, files_struct *fsp);
 430 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 431 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 432                                   uint64_t persistent_id,
 433                                   uint64_t volatile_id);
 434 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 435                                    uint64_t persistent_id,
 436                                    uint64_t volatile_id);
 437 NTSTATUS dup_file_fsp(
 438         struct smb_request *req,
 439         files_struct *from,
 440         uint32_t access_mask,
 441         uint32_t create_options,
 442         files_struct *to);
 443 NTSTATUS file_name_hash(connection_struct *conn,
 444                         const char *name, uint32_t *p_name_hash);
 445 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 446                            const struct smb_filename *smb_fname_in);
 447 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 448
 449 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 450                                 const struct smb_filename *smb_dname,
 451                                 struct files_struct **_fsp);
 452
 453 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 454                               const struct smb_filename *smb_dname,
 455                               int open_flags,
 456                               struct files_struct **_fsp);
 457
 458 /* The following definitions come from smbd/ipc.c  */
 459
 460 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 461 void send_trans_reply(connection_struct *conn,
 462                       struct smb_request *req,
 463                       char *rparam, int rparam_len,
 464                       char *rdata, int rdata_len,
 465                       bool buffer_too_large);
 466 void reply_trans(struct smb_request *req);
 467 void reply_transs(struct smb_request *req);
 468
 469 /* The following definitions come from smbd/lanman.c  */
 470
 471 void api_reply(connection_struct *conn, uint64_t vuid,
 472                struct smb_request *req,
 473                char *data, char *params,
 474                int tdscnt, int tpscnt,
 475                int mdrcnt, int mprcnt);
 476
 477 /* The following definitions come from smbd/mangle.c  */
 478
 479 void mangle_reset_cache(void);
 480 void mangle_change_to_posix(void);
 481 bool mangle_is_mangled(const char *s, const struct share_params *p);
 482 bool mangle_is_8_3(const char *fname, bool check_case,
 483                    const struct share_params *p);
 484 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 485                              const struct share_params *p);
 486 bool mangle_must_mangle(const char *fname,
 487                    const struct share_params *p);
 488 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 489                         const char *in,
 490                         char **out, /* talloced on the given context. */
 491                         const struct share_params *p);
 492 bool name_to_8_3(const char *in,
 493                 char out[13],
 494                 bool cache83,
 495                 const struct share_params *p);
 496
 497 /* The following definitions come from smbd/mangle_hash.c  */
 498
 499 const struct mangle_fns *mangle_hash_init(void);
 500
 501 /* The following definitions come from smbd/mangle_hash2.c  */
 502
 503 const struct mangle_fns *mangle_hash2_init(void);
 504 const struct mangle_fns *posix_mangle_init(void);
 505
 506 /* The following definitions come from smbd/message.c  */
 507
 508 void reply_sends(struct smb_request *req);
 509 void reply_sendstrt(struct smb_request *req);
 510 void reply_sendtxt(struct smb_request *req);
 511 void reply_sendend(struct smb_request *req);
 512
 513 /* The following definitions come from smbd/msdfs.c  */
 514
 515 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 516                         bool shuffle_referrals,
 517                         const char *target,
 518                         struct referral **preflist,
 519                         size_t *refcount);
 520 bool is_msdfs_link(connection_struct *conn,
 521                 struct smb_filename *smb_fname);
 522 struct junction_map;
 523 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 524                            struct auth_session_info *session_info,
 525                            const char *dfs_path,
 526                            const struct tsocket_address *remote_address,
 527                            const struct tsocket_address *local_address,
 528                            bool allow_broken_path,
 529                            struct junction_map *jucn,
 530                            int *consumedcntp,
 531                            bool *self_referralp);
 532 int setup_dfs_referral(connection_struct *orig_conn,
 533                         const char *dfs_path,
 534                         int max_referral_level,
 535                         char **ppdata, NTSTATUS *pstatus);
 536 bool create_junction(TALLOC_CTX *ctx,
 537                 const char *dfs_path,
 538                 bool allow_broken_path,
 539                 struct junction_map *jucn);
 540 struct referral;
 541 char *msdfs_link_string(TALLOC_CTX *ctx,
 542                 const struct referral *reflist,
 543                 size_t referral_count);
 544 bool create_msdfs_link(const struct junction_map *jucn,
 545                        struct auth_session_info *session_info);
 546 bool remove_msdfs_link(const struct junction_map *jucn,
 547                        struct auth_session_info *session_info);
 548
 549 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 550                                       struct auth_session_info *session_info,
 551                                       size_t *p_num_jn);
 552 NTSTATUS dfs_redirect(TALLOC_CTX *ctx,
 553                         connection_struct *conn,
 554                         const char *name_in,
 555                         uint32_t ucf_flags,
 556                         bool allow_broken_path,
 557                         char **pp_name_out);
 558 struct connection_struct;
 559 struct smb_filename;
 560 struct conn_struct_tos {
 561         struct connection_struct *conn;
 562         struct smb_filename *oldcwd_fname;
 563 };
 564 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 565                                 int snum,
 566                                 const char *path,
 567                                 const struct auth_session_info *session_info,
 568                                 struct conn_struct_tos **_c);
 569 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 570                                     int snum,
 571                                     const char *path,
 572                                     const struct auth_session_info *session_info,
 573                                     struct conn_struct_tos **_c);
 574
 575 /* The following definitions come from smbd/negprot.c  */
 576
 577 void reply_negprot(struct smb_request *req);
 578
 579 /* The following definitions come from smbd/notify.c  */
 580
 581 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 582 void change_notify_reply(struct smb_request *req,
 583                          NTSTATUS error_code,
 584                          uint32_t max_param,
 585                          struct notify_change_buf *notify_buf,
 586                          void (*reply_fn)(struct smb_request *req,
 587                                           NTSTATUS error_code,
 588                                           uint8_t *buf, size_t len));
 589 void notify_callback(struct smbd_server_connection *sconn,
 590                      void *private_data, struct timespec when,
 591                      const struct notify_event *e);
 592 NTSTATUS change_notify_create(struct files_struct *fsp,
 593                               uint32_t max_buffer_size,
 594                               uint32_t filter,
 595                               bool recursive);
 596 NTSTATUS change_notify_add_request(struct smb_request *req,
 597                                 uint32_t max_param,
 598                                 uint32_t filter, bool recursive,
 599                                 struct files_struct *fsp,
 600                                 void (*reply_fn)(struct smb_request *req,
 601                                         NTSTATUS error_code,
 602                                         uint8_t *buf, size_t len));
 603 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 604                                 void *private_data, uint32_t msg_type,
 605                                 struct server_id server_id, DATA_BLOB *data);
 606 void smbd_notifyd_restarted(struct messaging_context *msg,
 607                             void *private_data, uint32_t msg_type,
 608                             struct server_id server_id, DATA_BLOB *data);
 609 bool remove_pending_change_notify_requests_by_mid(
 610         struct smbd_server_connection *sconn, uint64_t mid);
 611 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 612                                                   NTSTATUS status);
 613 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 614                   const char *path);
 615 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 616 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 617                                                      struct tevent_context *ev);
 618
 619 /* The following definitions come from smbd/notify_inotify.c  */
 620
 621 int inotify_watch(TALLOC_CTX *mem_ctx,
 622                   struct sys_notify_context *ctx,
 623                   const char *path,
 624                   uint32_t *filter,
 625                   uint32_t *subdir_filter,
 626                   void (*callback)(struct sys_notify_context *ctx,
 627                                    void *private_data,
 628                                    struct notify_event *ev,
 629                                    uint32_t filter),
 630                   void *private_data,
 631                   void *handle_p);
 632
 633 int fam_watch(TALLOC_CTX *mem_ctx,
 634               struct sys_notify_context *ctx,
 635               const char *path,
 636               uint32_t *filter,
 637               uint32_t *subdir_filter,
 638               void (*callback)(struct sys_notify_context *ctx,
 639                                void *private_data,
 640                                struct notify_event *ev,
 641                                uint32_t filter),
 642               void *private_data,
 643               void *handle_p);
 644
 645
 646 /* The following definitions come from smbd/notify_internal.c  */
 647
 648 struct notify_context *notify_init(
 649         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 650         struct smbd_server_connection *sconn,
 651         void (*callback)(struct smbd_server_connection *sconn,
 652                          void *, struct timespec,
 653                          const struct notify_event *));
 654 NTSTATUS notify_add(struct notify_context *ctx,
 655                     const char *path, uint32_t filter, uint32_t subdir_filter,
 656                     void *private_data);
 657 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 658                        char *path);
 659 void notify_trigger(struct notify_context *notify,
 660                     uint32_t action, uint32_t filter,
 661                     const char *dir, const char *path);
 662
 663 /* The following definitions come from smbd/ntquotas.c  */
 664
 665 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 666                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 667 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 668 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 669 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 670
 671 /* The following definitions come from smbd/nttrans.c  */
 672
 673 void reply_ntcreate_and_X(struct smb_request *req);
 674 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 675                        uint32_t security_info_sent);
 676 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 677                        uint32_t security_info_sent);
 678 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 679 void reply_ntcancel(struct smb_request *req);
 680 void reply_ntrename(struct smb_request *req);
 681 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 682                                         TALLOC_CTX *mem_ctx,
 683                                         files_struct *fsp,
 684                                         uint32_t security_info_wanted,
 685                                         uint32_t max_data_count,
 686                                         uint8_t **ppmarshalled_sd,
 687                                         size_t *psd_size);
 688 #ifdef HAVE_SYS_QUOTAS
 689
 690 struct smb2_query_quota_info;
 691
 692 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 693                                      files_struct *fsp,
 694                                      bool restart_scan,
 695                                      bool return_single,
 696                                      uint32_t sid_list_length,
 697                                      DATA_BLOB *sidbuffer,
 698                                      uint32_t max_data_count,
 699                                      uint8_t **p_data,
 700                                      uint32_t *p_data_size);
 701 #endif
 702 void reply_nttrans(struct smb_request *req);
 703 void reply_nttranss(struct smb_request *req);
 704
 705 /* The following definitions come from smbd/open.c  */
 706
 707 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 708                                 struct files_struct *dirfsp,
 709                                 const struct smb_filename *smb_fname,
 710                                 bool use_privs,
 711                                 uint32_t access_mask);
 712 NTSTATUS check_parent_access(struct connection_struct *conn,
 713                                 struct files_struct *dirfsp,
 714                                 struct smb_filename *smb_fname,
 715                                 uint32_t access_mask);
 716 NTSTATUS fd_open(files_struct *fsp,
 717                  int flags, mode_t mode);
 718 NTSTATUS fd_close(files_struct *fsp);
 719 void change_file_owner_to_parent(connection_struct *conn,
 720                                  struct smb_filename *inherit_from_dir,
 721                                  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, struct smb_request *req,
 732                           struct smb_filename *smb_dname);
 733 void msg_file_was_renamed(struct messaging_context *msg,
 734                           void *private_data,
 735                           uint32_t msg_type,
 736                           struct server_id server_id,
 737                           DATA_BLOB *data);
 738 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 739                                  const struct smb2_lease_key *key,
 740                                  uint32_t current_state,
 741                                  uint16_t lease_version,
 742                                  uint16_t lease_epoch);
 743 NTSTATUS create_file_default(connection_struct *conn,
 744                              struct smb_request *req,
 745                              struct smb_filename * smb_fname,
 746                              uint32_t access_mask,
 747                              uint32_t share_access,
 748                              uint32_t create_disposition,
 749                              uint32_t create_options,
 750                              uint32_t file_attributes,
 751                              uint32_t oplock_request,
 752                              const struct smb2_lease *lease,
 753                              uint64_t allocation_size,
 754                              uint32_t private_flags,
 755                              struct security_descriptor *sd,
 756                              struct ea_list *ea_list,
 757                              files_struct **result,
 758                              int *pinfo,
 759                              const struct smb2_create_blobs *in_context_blobs,
 760                              struct smb2_create_blobs *out_context_blobs);
 761
 762 /* The following definitions come from smbd/oplock.c  */
 763
 764 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
 765
 766 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 767 NTSTATUS set_file_oplock(files_struct *fsp);
 768 bool remove_oplock(files_struct *fsp);
 769 bool downgrade_oplock(files_struct *fsp);
 770 bool fsp_lease_update(struct files_struct *fsp);
 771 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
 772                         uint32_t num_file_ids,
 773                         const struct file_id *ids,
 774                         const struct smb2_lease_key *key,
 775                         uint32_t lease_state);
 776 void contend_level2_oplocks_begin(files_struct *fsp,
 777                                   enum level2_contention_type type);
 778 void contend_level2_oplocks_end(files_struct *fsp,
 779                                 enum level2_contention_type type);
 780 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 781                                   enum level2_contention_type type);
 782 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 783                                 enum level2_contention_type type);
 784 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 785                                  const struct share_mode_entry *e);
 786 void message_to_share_mode_entry(struct file_id *id,
 787                                  struct share_mode_entry *e,
 788                                  const char *msg);
 789 bool init_oplocks(struct smbd_server_connection *sconn);
 790 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 791
 792 /* The following definitions come from smbd/oplock_linux.c  */
 793
 794 int linux_set_lease_sighandler(int fd);
 795 int linux_setlease(int fd, int leasetype);
 796 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 797
 798 /* The following definitions come from smbd/password.c  */
 799
 800 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 801 int register_homes_share(const char *username);
 802
 803 /* The following definitions come from smbd/pipes.c  */
 804
 805 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 806                       struct files_struct **pfsp);
 807 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 808 void reply_pipe_write(struct smb_request *req);
 809 void reply_pipe_write_and_X(struct smb_request *req);
 810 void reply_pipe_read_and_X(struct smb_request *req);
 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 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 821 bool current_user_in_group(connection_struct *conn, gid_t gid);
 822 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 823 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 824                            TALLOC_CTX *mem_ctx,
 825                            struct security_descriptor **ppdesc);
 826 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
 827                         const struct smb_filename *smb_fname_in,
 828                         uint32_t security_info,
 829                         TALLOC_CTX *mem_ctx,
 830                         struct security_descriptor **ppdesc);
 831 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 832 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 833 int get_acl_group_bits( connection_struct *conn,
 834                         const struct smb_filename *smb_fname,
 835                         mode_t *mode);
 836 int inherit_access_posix_acl(connection_struct *conn,
 837                         struct smb_filename *inherit_from_dir,
 838                         const struct smb_filename *smb_fname,
 839                         mode_t mode);
 840 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 841                                 files_struct *fsp,
 842                                 uint16_t num_def_acls, const char *pdata);
 843 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 844                                 uint16_t num_acls,
 845                                 const char *pdata);
 846 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 847                                 const struct smb_filename *smb_fname,
 848                                 TALLOC_CTX *mem_ctx,
 849                                 char **blob_description,
 850                                 DATA_BLOB *blob);
 851 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 852                               files_struct *fsp,
 853                               TALLOC_CTX *mem_ctx,
 854                               char **blob_description,
 855                               DATA_BLOB *blob);
 856
 857 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 858
 859 const struct enum_list *get_default_acl_style_list(void);
 860
 861 NTSTATUS make_default_filesystem_acl(
 862         TALLOC_CTX *ctx,
 863         enum default_acl_style acl_style,
 864         const char *name,
 865         const SMB_STRUCT_STAT *psbuf,
 866         struct security_descriptor **ppdesc);
 867
 868 /* The following definitions come from smbd/process.c  */
 869
 870 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 871                   bool no_signing, uint32_t seqnum,
 872                   bool do_encrypt,
 873                   struct smb_perfcount_data *pcd);
 874 size_t srv_set_message(char *buf,
 875                        size_t num_words,
 876                        size_t num_bytes,
 877                        bool zero);
 878 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 879                                       uint64_t mid);
 880 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 881                                         uint64_t mid);
 882 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 883 bool get_deferred_open_message_state(struct smb_request *smbreq,
 884                                 struct timeval *p_request_time,
 885                                 struct deferred_open_record **open_rec);
 886 bool push_deferred_open_message_smb(struct smb_request *req,
 887                                     struct timeval timeout,
 888                                     struct file_id id,
 889                                     struct deferred_open_record *open_rec);
 890 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 891 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 892 void smb_request_done(struct smb_request *req);
 893 const char *smb_fn_name(int type);
 894 void add_to_common_flags2(uint32_t v);
 895 void remove_from_common_flags2(uint32_t v);
 896 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 897 bool smb1_is_chain(const uint8_t *buf);
 898 bool smb1_walk_chain(const uint8_t *buf,
 899                      bool (*fn)(uint8_t cmd,
 900                                 uint8_t wct, const uint16_t *vwv,
 901                                 uint16_t num_bytes, const uint8_t *bytes,
 902                                 void *private_data),
 903                      void *private_data);
 904 unsigned smb1_chain_length(const uint8_t *buf);
 905 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 906                       struct smbXsrv_connection *xconn,
 907                       bool encrypted, uint32_t seqnum,
 908                       struct smb_request ***reqs, unsigned *num_reqs);
 909 bool req_is_in_chain(const struct smb_request *req);
 910 void smbd_process(struct tevent_context *ev_ctx,
 911                   struct messaging_context *msg_ctx,
 912                   struct dcesrv_context *dce_ctx,
 913                   int sock_fd,
 914                   bool interactive);
 915 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 916
 917 /* The following definitions come from smbd/quotas.c  */
 918
 919 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 920                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 921
 922 /* The following definitions come from smbd/reply.c  */
 923
 924 NTSTATUS check_path_syntax(char *path);
 925 NTSTATUS check_path_syntax_posix(char *path);
 926 size_t srvstr_get_path(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_posix(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_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 943                            char **pp_dest, const char *src, int flags,
 944                            NTSTATUS *err);
 945 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 946                               char **dest, const uint8_t *src, int flags);
 947 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 948                     files_struct *fsp);
 949 bool check_fsp(connection_struct *conn, struct smb_request *req,
 950                files_struct *fsp);
 951 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 952                               files_struct *fsp);
 953 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 954 void reply_tcon(struct smb_request *req);
 955 void reply_tcon_and_X(struct smb_request *req);
 956 void reply_unknown_new(struct smb_request *req, uint8_t type);
 957 void reply_ioctl(struct smb_request *req);
 958 void reply_checkpath(struct smb_request *req);
 959 void reply_getatr(struct smb_request *req);
 960 void reply_setatr(struct smb_request *req);
 961 void reply_dskattr(struct smb_request *req);
 962 void reply_search(struct smb_request *req);
 963 void reply_fclose(struct smb_request *req);
 964 void reply_open(struct smb_request *req);
 965 void reply_open_and_X(struct smb_request *req);
 966 void reply_ulogoffX(struct smb_request *req);
 967 void reply_mknew(struct smb_request *req);
 968 void reply_ctemp(struct smb_request *req);
 969 NTSTATUS unlink_internals(connection_struct *conn,
 970                         struct smb_request *req,
 971                         uint32_t dirtype,
 972                         struct smb_filename *smb_fname,
 973                         bool has_wcard);
 974 void reply_unlink(struct smb_request *req);
 975 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 976                       off_t startpos, size_t nread);
 977 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 978                             files_struct *fsp,
 979                             ssize_t nread,
 980                             size_t headersize,
 981                             size_t smb_maxcnt);
 982 void reply_readbraw(struct smb_request *req);
 983 void reply_lockread(struct smb_request *req);
 984 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
 985 void reply_read(struct smb_request *req);
 986 void reply_read_and_X(struct smb_request *req);
 987 void error_to_writebrawerr(struct smb_request *req);
 988 void reply_writebraw(struct smb_request *req);
 989 void reply_writeunlock(struct smb_request *req);
 990 void reply_write(struct smb_request *req);
 991 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 992                             const uint8_t *inbuf);
 993 void reply_write_and_X(struct smb_request *req);
 994 void reply_lseek(struct smb_request *req);
 995 void reply_flush(struct smb_request *req);
 996 void reply_exit(struct smb_request *req);
 997 void reply_close(struct smb_request *req);
 998 void reply_writeclose(struct smb_request *req);
 999 void reply_lock(struct smb_request *req);
1000 void reply_unlock(struct smb_request *req);
1001 void reply_tdis(struct smb_request *req);
1002 void reply_echo(struct smb_request *req);
1003 void reply_printopen(struct smb_request *req);
1004 void reply_printclose(struct smb_request *req);
1005 void reply_printqueue(struct smb_request *req);
1006 void reply_printwrite(struct smb_request *req);
1007 void reply_mkdir(struct smb_request *req);
1008 void reply_rmdir(struct smb_request *req);
1009 NTSTATUS rename_internals_fsp(connection_struct *conn,
1010                         files_struct *fsp,
1011                         const struct smb_filename *smb_fname_dst_in,
1012                         const char *dst_original_lcomp,
1013                         uint32_t attrs,
1014                         bool replace_if_exists);
1015 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1016                         connection_struct *conn,
1017                         struct smb_request *req,
1018                         struct smb_filename *smb_fname_src,
1019                         const char *src_original_lcomp,
1020                         struct smb_filename *smb_fname_dst,
1021                         const char *dst_original_lcomp,
1022                         uint32_t attrs,
1023                         bool replace_if_exists,
1024                         uint32_t access_mask);
1025 void reply_mv(struct smb_request *req);
1026 NTSTATUS copy_file(TALLOC_CTX *ctx,
1027                         connection_struct *conn,
1028                         struct smb_filename *smb_fname_src,
1029                         struct smb_filename *smb_fname_dst,
1030                         int ofun,
1031                         int count,
1032                         bool target_is_directory);
1033 void reply_copy(struct smb_request *req);
1034 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1035                     bool large_file_format);
1036 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1037                         bool large_file_format);
1038 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1039                          bool large_file_format);
1040 void reply_lockingX(struct smb_request *req);
1041 void reply_readbmpx(struct smb_request *req);
1042 void reply_readbs(struct smb_request *req);
1043 void reply_setattrE(struct smb_request *req);
1044 void reply_writebmpx(struct smb_request *req);
1045 void reply_writebs(struct smb_request *req);
1046 void reply_getattrE(struct smb_request *req);
1047
1048 /* The following definitions come from smbd/seal.c  */
1049
1050 bool is_encrypted_packet(const uint8_t *inbuf);
1051 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1052 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1053 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1054                             char **buf_out);
1055 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1056                                         unsigned char **ppdata,
1057                                         size_t *p_data_size,
1058                                         unsigned char **pparam,
1059                                         size_t *p_param_size);
1060 NTSTATUS srv_encryption_start(connection_struct *conn);
1061 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1062
1063 /* The following definitions come from smbd/sec_ctx.c  */
1064
1065 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1066 bool push_sec_ctx(void);
1067 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1068 void set_root_sec_ctx(void);
1069 bool pop_sec_ctx(void);
1070 void init_sec_ctx(void);
1071 const struct security_token *sec_ctx_active_token(void);
1072
1073 /* The following definitions come from smbd/server.c  */
1074
1075 struct memcache *smbd_memcache(void);
1076 bool snum_is_shared_printer(int snum);
1077 void delete_and_reload_printers(void);
1078 bool reload_services(struct smbd_server_connection *sconn,
1079                      bool (*snumused) (struct smbd_server_connection *, int),
1080                      bool test);
1081
1082 /* The following definitions come from smbd/server_exit.c  */
1083
1084 void smbd_exit_server(const char *reason) _NORETURN_;
1085 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1086
1087 /* The following definitions come from smbd/service.c  */
1088
1089 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1090 bool canonicalize_connect_path(connection_struct *conn);
1091 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1092 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1093 bool chdir_current_service(connection_struct *conn);
1094 void load_registry_shares(void);
1095 int add_home_service(const char *service, const char *username, const char *homedir);
1096 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1097 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1098                                         struct smbXsrv_tcon *tcon,
1099                                         int snum,
1100                                         const char *pdev,
1101                                         NTSTATUS *pstatus);
1102 connection_struct *make_connection(struct smb_request *req,
1103                                    NTTIME now,
1104                                    const char *service_in,
1105                                    const char *pdev, uint64_t vuid,
1106                                    NTSTATUS *status);
1107 void close_cnum(connection_struct *conn, uint64_t vuid);
1108
1109 /* The following definitions come from smbd/session.c  */
1110 struct sessionid;
1111 struct smbXsrv_session;
1112 bool session_init(void);
1113 bool session_claim(struct smbXsrv_session *session);
1114 void session_yield(struct smbXsrv_session *session);
1115 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1116 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1117                   const char *machine, struct sessionid **session_list);
1118
1119 /* The following definitions come from smbd/sesssetup.c  */
1120
1121 void reply_sesssetup_and_X(struct smb_request *req);
1122
1123 /* The following definitions come from smbd/share_access.c  */
1124
1125 bool token_contains_name_in_list(const char *username,
1126                                  const char *domain,
1127                                  const char *sharename,
1128                                  const struct security_token *token,
1129                                  const char **list);
1130 bool user_ok_token(const char *username, const char *domain,
1131                    const struct security_token *token, int snum);
1132 bool is_share_read_only_for_token(const char *username,
1133                                   const char *domain,
1134                                   const struct security_token *token,
1135                                   connection_struct *conn);
1136
1137 /* The following definitions come from smbd/srvstr.c  */
1138
1139 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1140                       const char *src, int dest_len, int flags, size_t *ret_len);
1141 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1142
1143 /* The following definitions come from smbd/statcache.c  */
1144
1145 void stat_cache_add( const char *full_orig_name,
1146                 const char *translated_path,
1147                 NTTIME twrp,
1148                 bool case_sensitive);
1149 bool stat_cache_lookup(connection_struct *conn,
1150                         bool posix_paths,
1151                         char **pp_name,
1152                         char **pp_dirpath,
1153                         char **pp_start,
1154                         NTTIME twrp,
1155                         SMB_STRUCT_STAT *pst);
1156 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1157                                     const char *name);
1158 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1159                                     const char *name);
1160 void stat_cache_delete(const char *name);
1161 struct TDB_DATA;
1162 unsigned int fast_string_hash(struct TDB_DATA *key);
1163 bool reset_stat_cache( void );
1164
1165 /* The following definitions come from smbd/statvfs.c  */
1166
1167 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1168
1169 /* The following definitions come from smbd/trans2.c  */
1170
1171 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1172                           uint32_t access_mask);
1173 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1174 bool samba_private_attr_name(const char *unix_ea_name);
1175 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1176                         files_struct *fsp,
1177                         const struct smb_filename *smb_fname,
1178                         const char *ea_name,
1179                         struct ea_struct *pea);
1180 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1181                         connection_struct *conn,
1182                         files_struct *fsp,
1183                         const struct smb_filename *smb_fname,
1184                         char ***pnames,
1185                         size_t *pnum_names);
1186 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1187                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1188 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1189 void send_trans2_replies(connection_struct *conn,
1190                         struct smb_request *req,
1191                         NTSTATUS status,
1192                          const char *params,
1193                          int paramsize,
1194                          const char *pdata,
1195                          int datasize,
1196                          int max_data_bytes);
1197 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1198 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1199                 connection_struct *conn,
1200                 struct smb_request *req,
1201                 bool overwrite_if_exists,
1202                 const struct smb_filename *smb_fname_old,
1203                 struct smb_filename *smb_fname_new);
1204 NTSTATUS smb_set_file_time(connection_struct *conn,
1205                            files_struct *fsp,
1206                            const struct smb_filename *smb_fname,
1207                            struct smb_file_time *ft,
1208                            bool setting_write_time);
1209 void reply_findclose(struct smb_request *req);
1210 void reply_findnclose(struct smb_request *req);
1211 void reply_trans2(struct smb_request *req);
1212 void reply_transs2(struct smb_request *req);
1213
1214 enum perm_type {
1215         PERM_NEW_FILE,
1216         PERM_NEW_DIR,
1217         PERM_EXISTING_FILE,
1218         PERM_EXISTING_DIR
1219 };
1220
1221 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1222                               const SMB_STRUCT_STAT *psbuf,
1223                               uint32_t perms,
1224                               enum perm_type ptype,
1225                               mode_t *ret_perms);
1226
1227 /* The following definitions come from smbd/uid.c  */
1228
1229 bool change_to_guest(void);
1230 NTSTATUS check_user_share_access(connection_struct *conn,
1231                                 const struct auth_session_info *session_info,
1232                                 uint32_t *p_share_access,
1233                                 bool *p_readonly_share);
1234 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1235 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1236 bool smbd_change_to_root_user(void);
1237 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1238 bool smbd_unbecome_authenticated_pipe_user(void);
1239 void become_root(void);
1240 void unbecome_root(void);
1241 void smbd_become_root(void);
1242 void smbd_unbecome_root(void);
1243 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1244 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1245 bool become_user_without_service_by_session(connection_struct *conn,
1246                             const struct auth_session_info *session_info);
1247 bool unbecome_user_without_service(void);
1248 uid_t get_current_uid(connection_struct *conn);
1249 gid_t get_current_gid(connection_struct *conn);
1250 const struct security_unix_token *get_current_utok(connection_struct *conn);
1251 const struct security_token *get_current_nttok(connection_struct *conn);
1252
1253 /* The following definitions come from smbd/utmp.c  */
1254
1255 void sys_utmp_claim(const char *username, const char *hostname,
1256                     const char *id_str, int id_num);
1257 void sys_utmp_yield(const char *username, const char *hostname,
1258                     const char *id_str, int id_num);
1259
1260 /* The following definitions come from smbd/vfs.c  */
1261
1262 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1263 bool smbd_vfs_init(connection_struct *conn);
1264 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1265 bool vfs_valid_pread_range(off_t offset, size_t length);
1266 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1267 ssize_t vfs_pwrite_data(struct smb_request *req,
1268                         files_struct *fsp,
1269                         const char *buffer,
1270                         size_t N,
1271                         off_t offset);
1272 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1273 int vfs_set_filelen(files_struct *fsp, off_t len);
1274 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1275 int vfs_fill_sparse(files_struct *fsp, off_t len);
1276 int vfs_set_blocking(files_struct *fsp, bool set);
1277 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1278 const char *vfs_readdirname(connection_struct *conn, void *p,
1279                             SMB_STRUCT_STAT *sbuf, char **talloced);
1280 int vfs_ChDir(connection_struct *conn,
1281                         const struct smb_filename *smb_fname);
1282 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1283 NTSTATUS check_reduced_name(connection_struct *conn,
1284                         const struct smb_filename *cwd_fname,
1285                         const struct smb_filename *smb_fname);
1286 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1287                         const struct smb_filename *smb_fname,
1288                         struct smb_request *smbreq);
1289 int vfs_stat_smb_basename(struct connection_struct *conn,
1290                         const struct smb_filename *smb_fname_in,
1291                         SMB_STRUCT_STAT *psbuf);
1292 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1293 NTSTATUS vfs_streaminfo(connection_struct *conn,
1294                         struct files_struct *fsp,
1295                         const struct smb_filename *smb_fname,
1296                         TALLOC_CTX *mem_ctx,
1297                         unsigned int *num_streams,
1298                         struct stream_struct **streams);
1299 void init_smb_file_time(struct smb_file_time *ft);
1300 int vfs_fake_fd(void);
1301
1302 /* The following definitions come from smbd/avahi_register.c */
1303
1304 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1305                            uint16_t port);
1306
1307 /* The following definitions come from smbd/smb2_create.c */
1308
1309 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1310                                     TALLOC_CTX *mem_ctx,
1311                                     DATA_BLOB *cookie_blob);
1312 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1313                                         const DATA_BLOB old_cookie,
1314                                         TALLOC_CTX *mem_ctx,
1315                                         DATA_BLOB *new_cookie);
1316 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1317                                        struct smb_request *smb1req,
1318                                        struct smbXsrv_open *op,
1319                                        const DATA_BLOB old_cookie,
1320                                        TALLOC_CTX *mem_ctx,
1321                                        files_struct **result,
1322                                        DATA_BLOB *new_cookie);
1323
1324 #endif /* _SMBD_PROTO_H_ */