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 struct dcesrv_context;
  53
  54 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
  55                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  56 NTSTATUS srv_calculate_sign_mac(struct smbXsrv_connection *conn,
  57                                 char *outbuf, uint32_t seqnum);
  58 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
  59 bool srv_init_signing(struct smbXsrv_connection *conn);
  60 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
  61                                 bool allowed, bool mandatory);
  62 bool srv_is_signing_active(struct smbXsrv_connection *conn);
  63 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
  64 void srv_set_signing(struct smbXsrv_connection *conn,
  65                      const DATA_BLOB user_session_key,
  66                      const DATA_BLOB response);
  67
  68 /* The following definitions come from smbd/aio.c  */
  69
  70 struct aio_extra;
  71 bool aio_write_through_requested(struct aio_extra *aio_ex);
  72 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  73                              struct smb_request *req,
  74                              files_struct *fsp, off_t startpos,
  75                              size_t smb_maxcnt);
  76 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  77                               struct smb_request *req,
  78                               files_struct *fsp, const char *data,
  79                               off_t startpos,
  80                               size_t numtowrite);
  81 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  82                                 struct smb_request *smbreq,
  83                                 files_struct *fsp,
  84                                 TALLOC_CTX *ctx,
  85                                 DATA_BLOB *preadbuf,
  86                                 off_t startpos,
  87                                 size_t smb_maxcnt);
  88 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  89                                 struct smb_request *smbreq,
  90                                 files_struct *fsp,
  91                                 uint64_t in_offset,
  92                                 DATA_BLOB in_data,
  93                                 bool write_through);
  94 bool cancel_smb2_aio(struct smb_request *smbreq);
  95 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  96
  97 /* The following definitions come from smbd/blocking.c  */
  98
  99 NTSTATUS smbd_do_locks_try(
 100         struct files_struct *fsp,
 101         enum brl_flavour lock_flav,
 102         uint16_t num_locks,
 103         struct smbd_lock_element *locks,
 104         uint16_t *blocker_idx,
 105         struct server_id *blocking_pid,
 106         uint64_t *blocking_smblctx);
 107 struct tevent_req *smbd_smb1_do_locks_send(
 108         TALLOC_CTX *mem_ctx,
 109         struct tevent_context *ev,
 110         struct smb_request **smbreq, /* talloc_move()d into our state */
 111         struct files_struct *fsp,
 112         uint32_t lock_timeout,
 113         bool large_offset,
 114         enum brl_flavour lock_flav,
 115         uint16_t num_locks,
 116         struct smbd_lock_element *locks);
 117 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
 118 bool smbd_smb1_do_locks_extract_smbreq(
 119         struct tevent_req *req,
 120         TALLOC_CTX *mem_ctx,
 121         struct smb_request **psmbreq);
 122 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
 123 bool smbd_smb1_brl_finish_by_lock(
 124         struct files_struct *fsp,
 125         bool large_offset,
 126         enum brl_flavour lock_flav,
 127         struct smbd_lock_element lock,
 128         NTSTATUS finish_status);
 129 bool smbd_smb1_brl_finish_by_mid(
 130         struct smbd_server_connection *sconn, uint64_t mid);
 131
 132 /* The following definitions come from smbd/close.c  */
 133
 134 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 135 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 136                     enum file_close_type close_type);
 137 void msg_close_file(struct messaging_context *msg_ctx,
 138                     void *private_data,
 139                     uint32_t msg_type,
 140                     struct server_id server_id,
 141                     DATA_BLOB *data);
 142 NTSTATUS delete_all_streams(connection_struct *conn,
 143                         const struct smb_filename *smb_fname);
 144 bool recursive_rmdir(TALLOC_CTX *ctx,
 145                      connection_struct *conn,
 146                      struct smb_filename *smb_dname);
 147 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 148                               struct files_struct *fsp);
 149
 150 /* The following definitions come from smbd/conn.c  */
 151
 152 int conn_num_open(struct smbd_server_connection *sconn);
 153 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 154 connection_struct *conn_new(struct smbd_server_connection *sconn);
 155 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 156 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 157 void conn_free(connection_struct *conn);
 158 void conn_force_tdis(
 159         struct smbd_server_connection *sconn,
 160         bool (*check_fn)(struct connection_struct *conn,
 161                          void *private_data),
 162         void *private_data);
 163 void msg_force_tdis(struct messaging_context *msg,
 164                     void *private_data,
 165                     uint32_t msg_type,
 166                     struct server_id server_id,
 167                     DATA_BLOB *data);
 168 void msg_force_tdis_denied(
 169         struct messaging_context *msg,
 170         void *private_data,
 171         uint32_t msg_type,
 172         struct server_id server_id,
 173         DATA_BLOB *data);
 174
 175 /* The following definitions come from smbd/connection.c  */
 176
 177 int count_current_connections(const char *sharename, bool verify);
 178 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 179
 180 /* The following definitions come from smbd/dfree.c  */
 181
 182 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 183                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 184 void flush_dfree_cache(void);
 185
 186 /* The following definitions come from smbd/dir.c  */
 187
 188 bool init_dptrs(struct smbd_server_connection *sconn);
 189 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 190 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 191 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 192 void dptr_closecnum(connection_struct *conn);
 193 NTSTATUS dptr_create(connection_struct *conn,
 194                 struct smb_request *req,
 195                 files_struct *fsp,
 196                 bool old_handle,
 197                 bool expect_close,
 198                 uint16_t spid,
 199                 const char *wcard,
 200                 bool wcard_has_wild,
 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                         bool *ppath_contains_wcard,
 394                         struct smb_filename **pp_smb_fname);
 395 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 396                         connection_struct *conn,
 397                         struct smb_request *smbreq,
 398                         const char *name_in,
 399                         uint32_t ucf_flags,
 400                         bool *ppath_contains_wcard,
 401                         struct smb_filename **pp_smb_fname);
 402
 403 /* The following definitions come from smbd/files.c  */
 404
 405 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 406                  files_struct **result);
 407 void fsp_set_gen_id(files_struct *fsp);
 408 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 409                   files_struct **result);
 410 void file_close_conn(connection_struct *conn);
 411 bool file_init_global(void);
 412 bool file_init(struct smbd_server_connection *sconn);
 413 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 414 struct files_struct *files_forall(
 415         struct smbd_server_connection *sconn,
 416         struct files_struct *(*fn)(struct files_struct *fsp,
 417                                    void *private_data),
 418         void *private_data);
 419 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 420 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 421                             struct file_id id, unsigned long gen_id);
 422 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 423                                  struct file_id id);
 424 files_struct *file_find_di_next(files_struct *start_fsp);
 425 struct files_struct *file_find_one_fsp_from_lease_key(
 426         struct smbd_server_connection *sconn,
 427         const struct smb2_lease_key *lease_key);
 428 bool file_find_subpath(files_struct *dir_fsp);
 429 void fsp_free(files_struct *fsp);
 430 void file_free(struct smb_request *req, files_struct *fsp);
 431 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 432 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 433                                   uint64_t persistent_id,
 434                                   uint64_t volatile_id);
 435 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 436                                    uint64_t persistent_id,
 437                                    uint64_t volatile_id);
 438 NTSTATUS dup_file_fsp(
 439         struct smb_request *req,
 440         files_struct *from,
 441         uint32_t access_mask,
 442         uint32_t create_options,
 443         files_struct *to);
 444 NTSTATUS file_name_hash(connection_struct *conn,
 445                         const char *name, uint32_t *p_name_hash);
 446 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 447                            const struct smb_filename *smb_fname_in);
 448 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 449
 450 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 451                                 const struct smb_filename *smb_dname,
 452                                 struct files_struct **_fsp);
 453
 454 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 455                               const struct smb_filename *smb_dname,
 456                               int open_flags,
 457                               struct files_struct **_fsp);
 458
 459 /* The following definitions come from smbd/ipc.c  */
 460
 461 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 462 void send_trans_reply(connection_struct *conn,
 463                       struct smb_request *req,
 464                       char *rparam, int rparam_len,
 465                       char *rdata, int rdata_len,
 466                       bool buffer_too_large);
 467 void reply_trans(struct smb_request *req);
 468 void reply_transs(struct smb_request *req);
 469
 470 /* The following definitions come from smbd/lanman.c  */
 471
 472 void api_reply(connection_struct *conn, uint64_t vuid,
 473                struct smb_request *req,
 474                char *data, char *params,
 475                int tdscnt, int tpscnt,
 476                int mdrcnt, int mprcnt);
 477
 478 /* The following definitions come from smbd/mangle.c  */
 479
 480 void mangle_reset_cache(void);
 481 void mangle_change_to_posix(void);
 482 bool mangle_is_mangled(const char *s, const struct share_params *p);
 483 bool mangle_is_8_3(const char *fname, bool check_case,
 484                    const struct share_params *p);
 485 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 486                              const struct share_params *p);
 487 bool mangle_must_mangle(const char *fname,
 488                    const struct share_params *p);
 489 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 490                         const char *in,
 491                         char **out, /* talloced on the given context. */
 492                         const struct share_params *p);
 493 bool name_to_8_3(const char *in,
 494                 char out[13],
 495                 bool cache83,
 496                 const struct share_params *p);
 497
 498 /* The following definitions come from smbd/mangle_hash.c  */
 499
 500 const struct mangle_fns *mangle_hash_init(void);
 501
 502 /* The following definitions come from smbd/mangle_hash2.c  */
 503
 504 const struct mangle_fns *mangle_hash2_init(void);
 505 const struct mangle_fns *posix_mangle_init(void);
 506
 507 /* The following definitions come from smbd/message.c  */
 508
 509 void reply_sends(struct smb_request *req);
 510 void reply_sendstrt(struct smb_request *req);
 511 void reply_sendtxt(struct smb_request *req);
 512 void reply_sendend(struct smb_request *req);
 513
 514 /* The following definitions come from smbd/msdfs.c  */
 515
 516 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 517                         bool shuffle_referrals,
 518                         const char *target,
 519                         struct referral **preflist,
 520                         size_t *refcount);
 521 bool is_msdfs_link(connection_struct *conn,
 522                 struct smb_filename *smb_fname);
 523 struct junction_map;
 524 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 525                            struct auth_session_info *session_info,
 526                            const char *dfs_path,
 527                            const struct tsocket_address *remote_address,
 528                            const struct tsocket_address *local_address,
 529                            bool allow_broken_path,
 530                            struct junction_map *jucn,
 531                            int *consumedcntp,
 532                            bool *self_referralp);
 533 int setup_dfs_referral(connection_struct *orig_conn,
 534                         const char *dfs_path,
 535                         int max_referral_level,
 536                         char **ppdata, NTSTATUS *pstatus);
 537 bool create_junction(TALLOC_CTX *ctx,
 538                 const char *dfs_path,
 539                 bool allow_broken_path,
 540                 struct junction_map *jucn);
 541 struct referral;
 542 char *msdfs_link_string(TALLOC_CTX *ctx,
 543                 const struct referral *reflist,
 544                 size_t referral_count);
 545 bool create_msdfs_link(const struct junction_map *jucn,
 546                        struct auth_session_info *session_info);
 547 bool remove_msdfs_link(const struct junction_map *jucn,
 548                        struct auth_session_info *session_info);
 549
 550 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 551                                       struct auth_session_info *session_info,
 552                                       size_t *p_num_jn);
 553 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 554                                 connection_struct *conn,
 555                                 const char *name_in,
 556                                 uint32_t ucf_flags,
 557                                 bool allow_broken_path,
 558                                 char **pp_name_out,
 559                                 bool *ppath_contains_wcard);
 560 struct connection_struct;
 561 struct smb_filename;
 562 struct conn_struct_tos {
 563         struct connection_struct *conn;
 564         struct smb_filename *oldcwd_fname;
 565 };
 566 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 567                                 int snum,
 568                                 const char *path,
 569                                 const struct auth_session_info *session_info,
 570                                 struct conn_struct_tos **_c);
 571 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 572                                     int snum,
 573                                     const char *path,
 574                                     const struct auth_session_info *session_info,
 575                                     struct conn_struct_tos **_c);
 576
 577 /* The following definitions come from smbd/negprot.c  */
 578
 579 void reply_negprot(struct smb_request *req);
 580
 581 /* The following definitions come from smbd/notify.c  */
 582
 583 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 584 void change_notify_reply(struct smb_request *req,
 585                          NTSTATUS error_code,
 586                          uint32_t max_param,
 587                          struct notify_change_buf *notify_buf,
 588                          void (*reply_fn)(struct smb_request *req,
 589                                           NTSTATUS error_code,
 590                                           uint8_t *buf, size_t len));
 591 void notify_callback(struct smbd_server_connection *sconn,
 592                      void *private_data, struct timespec when,
 593                      const struct notify_event *e);
 594 NTSTATUS change_notify_create(struct files_struct *fsp,
 595                               uint32_t max_buffer_size,
 596                               uint32_t filter,
 597                               bool recursive);
 598 NTSTATUS change_notify_add_request(struct smb_request *req,
 599                                 uint32_t max_param,
 600                                 uint32_t filter, bool recursive,
 601                                 struct files_struct *fsp,
 602                                 void (*reply_fn)(struct smb_request *req,
 603                                         NTSTATUS error_code,
 604                                         uint8_t *buf, size_t len));
 605 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 606                                 void *private_data, uint32_t msg_type,
 607                                 struct server_id server_id, DATA_BLOB *data);
 608 void smbd_notifyd_restarted(struct messaging_context *msg,
 609                             void *private_data, uint32_t msg_type,
 610                             struct server_id server_id, DATA_BLOB *data);
 611 bool remove_pending_change_notify_requests_by_mid(
 612         struct smbd_server_connection *sconn, uint64_t mid);
 613 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 614                                                   NTSTATUS status);
 615 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 616                   const char *path);
 617 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 618 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 619                                                      struct tevent_context *ev);
 620
 621 /* The following definitions come from smbd/notify_inotify.c  */
 622
 623 int inotify_watch(TALLOC_CTX *mem_ctx,
 624                   struct sys_notify_context *ctx,
 625                   const char *path,
 626                   uint32_t *filter,
 627                   uint32_t *subdir_filter,
 628                   void (*callback)(struct sys_notify_context *ctx,
 629                                    void *private_data,
 630                                    struct notify_event *ev,
 631                                    uint32_t filter),
 632                   void *private_data,
 633                   void *handle_p);
 634
 635 int fam_watch(TALLOC_CTX *mem_ctx,
 636               struct sys_notify_context *ctx,
 637               const char *path,
 638               uint32_t *filter,
 639               uint32_t *subdir_filter,
 640               void (*callback)(struct sys_notify_context *ctx,
 641                                void *private_data,
 642                                struct notify_event *ev,
 643                                uint32_t filter),
 644               void *private_data,
 645               void *handle_p);
 646
 647
 648 /* The following definitions come from smbd/notify_internal.c  */
 649
 650 struct notify_context *notify_init(
 651         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 652         struct smbd_server_connection *sconn,
 653         void (*callback)(struct smbd_server_connection *sconn,
 654                          void *, struct timespec,
 655                          const struct notify_event *));
 656 NTSTATUS notify_add(struct notify_context *ctx,
 657                     const char *path, uint32_t filter, uint32_t subdir_filter,
 658                     void *private_data);
 659 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 660                        char *path);
 661 void notify_trigger(struct notify_context *notify,
 662                     uint32_t action, uint32_t filter,
 663                     const char *dir, const char *path);
 664
 665 struct notify_instance;
 666 NTSTATUS notify_walk(struct notify_context *notify,
 667                      bool (*fn)(const char *path, struct server_id server,
 668                                 const struct notify_instance *instance,
 669                                 void *private_data),
 670                      void *private_data);
 671
 672 /* The following definitions come from smbd/ntquotas.c  */
 673
 674 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 675                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 676 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 677 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 678 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 679
 680 /* The following definitions come from smbd/nttrans.c  */
 681
 682 void reply_ntcreate_and_X(struct smb_request *req);
 683 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 684                        uint32_t security_info_sent);
 685 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 686                        uint32_t security_info_sent);
 687 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 688 void reply_ntcancel(struct smb_request *req);
 689 void reply_ntrename(struct smb_request *req);
 690 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 691                                         TALLOC_CTX *mem_ctx,
 692                                         files_struct *fsp,
 693                                         uint32_t security_info_wanted,
 694                                         uint32_t max_data_count,
 695                                         uint8_t **ppmarshalled_sd,
 696                                         size_t *psd_size);
 697 #ifdef HAVE_SYS_QUOTAS
 698
 699 struct smb2_query_quota_info;
 700
 701 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 702                                      files_struct *fsp,
 703                                      bool restart_scan,
 704                                      bool return_single,
 705                                      uint32_t sid_list_length,
 706                                      DATA_BLOB *sidbuffer,
 707                                      uint32_t max_data_count,
 708                                      uint8_t **p_data,
 709                                      uint32_t *p_data_size);
 710 #endif
 711 void reply_nttrans(struct smb_request *req);
 712 void reply_nttranss(struct smb_request *req);
 713
 714 /* The following definitions come from smbd/open.c  */
 715
 716 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 717                                 struct files_struct *dirfsp,
 718                                 const struct smb_filename *smb_fname,
 719                                 bool use_privs,
 720                                 uint32_t access_mask);
 721 NTSTATUS check_parent_access(struct connection_struct *conn,
 722                                 struct files_struct *dirfsp,
 723                                 struct smb_filename *smb_fname,
 724                                 uint32_t access_mask);
 725 NTSTATUS fd_open(files_struct *fsp,
 726                  int flags, mode_t mode);
 727 NTSTATUS fd_close(files_struct *fsp);
 728 void change_file_owner_to_parent(connection_struct *conn,
 729                                  struct smb_filename *inherit_from_dir,
 730                                  files_struct *fsp);
 731 bool is_oplock_stat_open(uint32_t access_mask);
 732 bool is_lease_stat_open(uint32_t access_mask);
 733 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 734                             const struct file_id *id,
 735                             const struct share_mode_entry *exclusive,
 736                             uint16_t break_to);
 737 struct deferred_open_record;
 738 bool is_deferred_open_async(const struct deferred_open_record *rec);
 739 bool defer_smb1_sharing_violation(struct smb_request *req);
 740 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 741                           struct smb_filename *smb_dname);
 742 void msg_file_was_renamed(struct messaging_context *msg,
 743                           void *private_data,
 744                           uint32_t msg_type,
 745                           struct server_id server_id,
 746                           DATA_BLOB *data);
 747 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 748                                  const struct smb2_lease_key *key,
 749                                  uint32_t current_state,
 750                                  uint16_t lease_version,
 751                                  uint16_t lease_epoch);
 752 NTSTATUS create_file_default(connection_struct *conn,
 753                              struct smb_request *req,
 754                              struct files_struct **dirfsp,
 755                              struct smb_filename * smb_fname,
 756                              uint32_t access_mask,
 757                              uint32_t share_access,
 758                              uint32_t create_disposition,
 759                              uint32_t create_options,
 760                              uint32_t file_attributes,
 761                              uint32_t oplock_request,
 762                              const struct smb2_lease *lease,
 763                              uint64_t allocation_size,
 764                              uint32_t private_flags,
 765                              struct security_descriptor *sd,
 766                              struct ea_list *ea_list,
 767                              files_struct **result,
 768                              int *pinfo,
 769                              const struct smb2_create_blobs *in_context_blobs,
 770                              struct smb2_create_blobs *out_context_blobs);
 771
 772 /* The following definitions come from smbd/oplock.c  */
 773
 774 uint32_t get_lease_type(const struct share_mode_entry *e, struct file_id id);
 775
 776 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 777 NTSTATUS set_file_oplock(files_struct *fsp);
 778 bool remove_oplock(files_struct *fsp);
 779 bool downgrade_oplock(files_struct *fsp);
 780 bool fsp_lease_update(struct files_struct *fsp);
 781 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 782                         uint32_t num_file_ids,
 783                         const struct file_id *ids,
 784                         const struct smb2_lease_key *key,
 785                         uint32_t lease_state);
 786 void contend_level2_oplocks_begin(files_struct *fsp,
 787                                   enum level2_contention_type type);
 788 void contend_level2_oplocks_end(files_struct *fsp,
 789                                 enum level2_contention_type type);
 790 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 791                                   enum level2_contention_type type);
 792 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 793                                 enum level2_contention_type type);
 794 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 795                                  const struct share_mode_entry *e);
 796 void message_to_share_mode_entry(struct file_id *id,
 797                                  struct share_mode_entry *e,
 798                                  const char *msg);
 799 bool init_oplocks(struct smbd_server_connection *sconn);
 800 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 801
 802 /* The following definitions come from smbd/oplock_linux.c  */
 803
 804 int linux_set_lease_sighandler(int fd);
 805 int linux_setlease(int fd, int leasetype);
 806 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 807
 808 /* The following definitions come from smbd/password.c  */
 809
 810 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 811 int register_homes_share(const char *username);
 812
 813 /* The following definitions come from smbd/pipes.c  */
 814
 815 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 816                       struct files_struct **pfsp);
 817 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 818 void reply_pipe_write(struct smb_request *req);
 819 void reply_pipe_write_and_X(struct smb_request *req);
 820 void reply_pipe_read_and_X(struct smb_request *req);
 821
 822 /* The following definitions come from smbd/posix_acls.c  */
 823
 824 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 825 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 826 uint32_t map_canon_ace_perms(int snum,
 827                                 enum security_ace_type *pacl_type,
 828                                 mode_t perms,
 829                                 bool directory_ace);
 830 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 831 bool current_user_in_group(connection_struct *conn, gid_t gid);
 832 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 833 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 834                            TALLOC_CTX *mem_ctx,
 835                            struct security_descriptor **ppdesc);
 836 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
 837                         const struct smb_filename *smb_fname_in,
 838                         uint32_t security_info,
 839                         TALLOC_CTX *mem_ctx,
 840                         struct security_descriptor **ppdesc);
 841 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 842 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 843 int get_acl_group_bits( connection_struct *conn,
 844                         const struct smb_filename *smb_fname,
 845                         mode_t *mode);
 846 int inherit_access_posix_acl(connection_struct *conn,
 847                         struct smb_filename *inherit_from_dir,
 848                         const struct smb_filename *smb_fname,
 849                         mode_t mode);
 850 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 851                                 files_struct *fsp,
 852                                 uint16_t num_def_acls, const char *pdata);
 853 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 854                                 uint16_t num_acls,
 855                                 const char *pdata);
 856 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 857                                 const struct smb_filename *smb_fname,
 858                                 TALLOC_CTX *mem_ctx,
 859                                 char **blob_description,
 860                                 DATA_BLOB *blob);
 861 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 862                               files_struct *fsp,
 863                               TALLOC_CTX *mem_ctx,
 864                               char **blob_description,
 865                               DATA_BLOB *blob);
 866
 867 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 868
 869 const struct enum_list *get_default_acl_style_list(void);
 870
 871 NTSTATUS make_default_filesystem_acl(
 872         TALLOC_CTX *ctx,
 873         enum default_acl_style acl_style,
 874         const char *name,
 875         const SMB_STRUCT_STAT *psbuf,
 876         struct security_descriptor **ppdesc);
 877
 878 /* The following definitions come from smbd/process.c  */
 879
 880 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 881                   bool no_signing, uint32_t seqnum,
 882                   bool do_encrypt,
 883                   struct smb_perfcount_data *pcd);
 884 size_t srv_set_message(char *buf,
 885                        size_t num_words,
 886                        size_t num_bytes,
 887                        bool zero);
 888 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 889                                       uint64_t mid);
 890 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 891                                         uint64_t mid);
 892 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 893 bool get_deferred_open_message_state(struct smb_request *smbreq,
 894                                 struct timeval *p_request_time,
 895                                 struct deferred_open_record **open_rec);
 896 bool push_deferred_open_message_smb(struct smb_request *req,
 897                                     struct timeval timeout,
 898                                     struct file_id id,
 899                                     struct deferred_open_record *open_rec);
 900 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 901 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 902 void smb_request_done(struct smb_request *req);
 903 const char *smb_fn_name(int type);
 904 void add_to_common_flags2(uint32_t v);
 905 void remove_from_common_flags2(uint32_t v);
 906 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 907 bool smb1_is_chain(const uint8_t *buf);
 908 bool smb1_walk_chain(const uint8_t *buf,
 909                      bool (*fn)(uint8_t cmd,
 910                                 uint8_t wct, const uint16_t *vwv,
 911                                 uint16_t num_bytes, const uint8_t *bytes,
 912                                 void *private_data),
 913                      void *private_data);
 914 unsigned smb1_chain_length(const uint8_t *buf);
 915 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 916                       struct smbXsrv_connection *xconn,
 917                       bool encrypted, uint32_t seqnum,
 918                       struct smb_request ***reqs, unsigned *num_reqs);
 919 bool req_is_in_chain(const struct smb_request *req);
 920 void smbd_process(struct tevent_context *ev_ctx,
 921                   struct messaging_context *msg_ctx,
 922                   struct dcesrv_context *dce_ctx,
 923                   int sock_fd,
 924                   bool interactive);
 925 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 926
 927 /* The following definitions come from smbd/quotas.c  */
 928
 929 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 930                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 931
 932 /* The following definitions come from smbd/reply.c  */
 933
 934 NTSTATUS check_path_syntax(char *path);
 935 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 936 NTSTATUS check_path_syntax_posix(char *path);
 937 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 938                         const char *inbuf,
 939                         uint16_t smb_flags2,
 940                         char **pp_dest,
 941                         const char *src,
 942                         size_t src_len,
 943                         int flags,
 944                         NTSTATUS *err,
 945                         bool *contains_wcard);
 946 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
 947                         const char *inbuf,
 948                         uint16_t smb_flags2,
 949                         char **pp_dest,
 950                         const char *src,
 951                         size_t src_len,
 952                         int flags,
 953                         NTSTATUS *err,
 954                         bool *contains_wcard);
 955 size_t srvstr_get_path(TALLOC_CTX *ctx,
 956                         const char *inbuf,
 957                         uint16_t smb_flags2,
 958                         char **pp_dest,
 959                         const char *src,
 960                         size_t src_len,
 961                         int flags,
 962                         NTSTATUS *err);
 963 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 964                         const char *inbuf,
 965                         uint16_t smb_flags2,
 966                         char **pp_dest,
 967                         const char *src,
 968                         size_t src_len,
 969                         int flags,
 970                         NTSTATUS *err);
 971 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 972                                  char **pp_dest, const char *src, int flags,
 973                                  NTSTATUS *err, bool *contains_wcard);
 974 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 975                            char **pp_dest, const char *src, int flags,
 976                            NTSTATUS *err);
 977 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 978                               char **dest, const uint8_t *src, int flags);
 979 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 980                     files_struct *fsp);
 981 bool check_fsp(connection_struct *conn, struct smb_request *req,
 982                files_struct *fsp);
 983 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 984                               files_struct *fsp);
 985 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 986 void reply_tcon(struct smb_request *req);
 987 void reply_tcon_and_X(struct smb_request *req);
 988 void reply_unknown_new(struct smb_request *req, uint8_t type);
 989 void reply_ioctl(struct smb_request *req);
 990 void reply_checkpath(struct smb_request *req);
 991 void reply_getatr(struct smb_request *req);
 992 void reply_setatr(struct smb_request *req);
 993 void reply_dskattr(struct smb_request *req);
 994 void reply_search(struct smb_request *req);
 995 void reply_fclose(struct smb_request *req);
 996 void reply_open(struct smb_request *req);
 997 void reply_open_and_X(struct smb_request *req);
 998 void reply_ulogoffX(struct smb_request *req);
 999 void reply_mknew(struct smb_request *req);
1000 void reply_ctemp(struct smb_request *req);
1001 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
1002                           uint32_t dirtype, struct smb_filename *smb_fname,
1003                           bool has_wild);
1004 void reply_unlink(struct smb_request *req);
1005 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
1006                       off_t startpos, size_t nread);
1007 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
1008                             files_struct *fsp,
1009                             ssize_t nread,
1010                             size_t headersize,
1011                             size_t smb_maxcnt);
1012 void reply_readbraw(struct smb_request *req);
1013 void reply_lockread(struct smb_request *req);
1014 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
1015 void reply_read(struct smb_request *req);
1016 void reply_read_and_X(struct smb_request *req);
1017 void error_to_writebrawerr(struct smb_request *req);
1018 void reply_writebraw(struct smb_request *req);
1019 void reply_writeunlock(struct smb_request *req);
1020 void reply_write(struct smb_request *req);
1021 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
1022                             const uint8_t *inbuf);
1023 void reply_write_and_X(struct smb_request *req);
1024 void reply_lseek(struct smb_request *req);
1025 void reply_flush(struct smb_request *req);
1026 void reply_exit(struct smb_request *req);
1027 void reply_close(struct smb_request *req);
1028 void reply_writeclose(struct smb_request *req);
1029 void reply_lock(struct smb_request *req);
1030 void reply_unlock(struct smb_request *req);
1031 void reply_tdis(struct smb_request *req);
1032 void reply_echo(struct smb_request *req);
1033 void reply_printopen(struct smb_request *req);
1034 void reply_printclose(struct smb_request *req);
1035 void reply_printqueue(struct smb_request *req);
1036 void reply_printwrite(struct smb_request *req);
1037 void reply_mkdir(struct smb_request *req);
1038 void reply_rmdir(struct smb_request *req);
1039 NTSTATUS rename_internals_fsp(connection_struct *conn,
1040                         files_struct *fsp,
1041                         const struct smb_filename *smb_fname_dst_in,
1042                         const char *dst_original_lcomp,
1043                         uint32_t attrs,
1044                         bool replace_if_exists);
1045 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1046                         connection_struct *conn,
1047                         struct smb_request *req,
1048                         struct smb_filename *smb_fname_src,
1049                         struct smb_filename *smb_fname_dst,
1050                         const char *dst_original_lcomp,
1051                         uint32_t attrs,
1052                         bool replace_if_exists,
1053                         bool src_has_wild,
1054                         bool dest_has_wild,
1055                         uint32_t access_mask);
1056 void reply_mv(struct smb_request *req);
1057 NTSTATUS copy_file(TALLOC_CTX *ctx,
1058                         connection_struct *conn,
1059                         struct smb_filename *smb_fname_src,
1060                         struct smb_filename *smb_fname_dst,
1061                         int ofun,
1062                         int count,
1063                         bool target_is_directory);
1064 void reply_copy(struct smb_request *req);
1065 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1066                     bool large_file_format);
1067 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1068                         bool large_file_format);
1069 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1070                          bool large_file_format);
1071 void reply_lockingX(struct smb_request *req);
1072 void reply_readbmpx(struct smb_request *req);
1073 void reply_readbs(struct smb_request *req);
1074 void reply_setattrE(struct smb_request *req);
1075 void reply_writebmpx(struct smb_request *req);
1076 void reply_writebs(struct smb_request *req);
1077 void reply_getattrE(struct smb_request *req);
1078
1079 /* The following definitions come from smbd/seal.c  */
1080
1081 bool is_encrypted_packet(const uint8_t *inbuf);
1082 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1083 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1084 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1085                             char **buf_out);
1086 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1087                                         unsigned char **ppdata,
1088                                         size_t *p_data_size,
1089                                         unsigned char **pparam,
1090                                         size_t *p_param_size);
1091 NTSTATUS srv_encryption_start(connection_struct *conn);
1092 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1093
1094 /* The following definitions come from smbd/sec_ctx.c  */
1095
1096 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1097 bool push_sec_ctx(void);
1098 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1099 void set_root_sec_ctx(void);
1100 bool pop_sec_ctx(void);
1101 void init_sec_ctx(void);
1102 const struct security_token *sec_ctx_active_token(void);
1103
1104 /* The following definitions come from smbd/server.c  */
1105
1106 struct memcache *smbd_memcache(void);
1107 bool snum_is_shared_printer(int snum);
1108 void delete_and_reload_printers(void);
1109 bool reload_services(struct smbd_server_connection *sconn,
1110                      bool (*snumused) (struct smbd_server_connection *, int),
1111                      bool test);
1112
1113 /* The following definitions come from smbd/server_exit.c  */
1114
1115 void smbd_exit_server(const char *reason) _NORETURN_;
1116 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1117
1118 /* The following definitions come from smbd/service.c  */
1119
1120 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1121 bool canonicalize_connect_path(connection_struct *conn);
1122 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1123 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1124 bool chdir_current_service(connection_struct *conn);
1125 void load_registry_shares(void);
1126 int add_home_service(const char *service, const char *username, const char *homedir);
1127 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1128 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1129                                         struct smbXsrv_tcon *tcon,
1130                                         int snum,
1131                                         const char *pdev,
1132                                         NTSTATUS *pstatus);
1133 connection_struct *make_connection(struct smb_request *req,
1134                                    NTTIME now,
1135                                    const char *service_in,
1136                                    const char *pdev, uint64_t vuid,
1137                                    NTSTATUS *status);
1138 void close_cnum(connection_struct *conn, uint64_t vuid);
1139
1140 /* The following definitions come from smbd/session.c  */
1141 struct sessionid;
1142 struct smbXsrv_session;
1143 bool session_init(void);
1144 bool session_claim(struct smbXsrv_session *session);
1145 void session_yield(struct smbXsrv_session *session);
1146 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1147 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1148                   const char *machine, struct sessionid **session_list);
1149
1150 /* The following definitions come from smbd/sesssetup.c  */
1151
1152 void reply_sesssetup_and_X(struct smb_request *req);
1153
1154 /* The following definitions come from smbd/share_access.c  */
1155
1156 bool token_contains_name_in_list(const char *username,
1157                                  const char *domain,
1158                                  const char *sharename,
1159                                  const struct security_token *token,
1160                                  const char **list);
1161 bool user_ok_token(const char *username, const char *domain,
1162                    const struct security_token *token, int snum);
1163 bool is_share_read_only_for_token(const char *username,
1164                                   const char *domain,
1165                                   const struct security_token *token,
1166                                   connection_struct *conn);
1167
1168 /* The following definitions come from smbd/srvstr.c  */
1169
1170 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1171                       const char *src, int dest_len, int flags, size_t *ret_len);
1172 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1173
1174 /* The following definitions come from smbd/statcache.c  */
1175
1176 void stat_cache_add( const char *full_orig_name,
1177                 const char *translated_path,
1178                 NTTIME twrp,
1179                 bool case_sensitive);
1180 bool stat_cache_lookup(connection_struct *conn,
1181                         bool posix_paths,
1182                         char **pp_name,
1183                         char **pp_dirpath,
1184                         char **pp_start,
1185                         NTTIME twrp,
1186                         SMB_STRUCT_STAT *pst);
1187 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1188                                     const char *name);
1189 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1190                                     const char *name);
1191 void stat_cache_delete(const char *name);
1192 struct TDB_DATA;
1193 unsigned int fast_string_hash(struct TDB_DATA *key);
1194 bool reset_stat_cache( void );
1195
1196 /* The following definitions come from smbd/statvfs.c  */
1197
1198 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1199
1200 /* The following definitions come from smbd/trans2.c  */
1201
1202 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1203                           uint32_t access_mask);
1204 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1205 bool samba_private_attr_name(const char *unix_ea_name);
1206 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1207                         files_struct *fsp,
1208                         const struct smb_filename *smb_fname,
1209                         const char *ea_name,
1210                         struct ea_struct *pea);
1211 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1212                         connection_struct *conn,
1213                         files_struct *fsp,
1214                         const struct smb_filename *smb_fname,
1215                         char ***pnames,
1216                         size_t *pnum_names);
1217 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1218                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1219 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1220 void send_trans2_replies(connection_struct *conn,
1221                         struct smb_request *req,
1222                         NTSTATUS status,
1223                          const char *params,
1224                          int paramsize,
1225                          const char *pdata,
1226                          int datasize,
1227                          int max_data_bytes);
1228 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1229 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1230                 connection_struct *conn,
1231                 struct smb_request *req,
1232                 bool overwrite_if_exists,
1233                 const struct smb_filename *smb_fname_old,
1234                 struct smb_filename *smb_fname_new);
1235 NTSTATUS smb_set_file_time(connection_struct *conn,
1236                            files_struct *fsp,
1237                            const struct smb_filename *smb_fname,
1238                            struct smb_file_time *ft,
1239                            bool setting_write_time);
1240 void reply_findclose(struct smb_request *req);
1241 void reply_findnclose(struct smb_request *req);
1242 void reply_trans2(struct smb_request *req);
1243 void reply_transs2(struct smb_request *req);
1244
1245 enum perm_type {
1246         PERM_NEW_FILE,
1247         PERM_NEW_DIR,
1248         PERM_EXISTING_FILE,
1249         PERM_EXISTING_DIR
1250 };
1251
1252 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1253                               const SMB_STRUCT_STAT *psbuf,
1254                               uint32_t perms,
1255                               enum perm_type ptype,
1256                               mode_t *ret_perms);
1257
1258 /* The following definitions come from smbd/uid.c  */
1259
1260 bool change_to_guest(void);
1261 NTSTATUS check_user_share_access(connection_struct *conn,
1262                                 const struct auth_session_info *session_info,
1263                                 uint32_t *p_share_access,
1264                                 bool *p_readonly_share);
1265 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1266 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1267 bool smbd_change_to_root_user(void);
1268 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1269 bool smbd_unbecome_authenticated_pipe_user(void);
1270 void become_root(void);
1271 void unbecome_root(void);
1272 void smbd_become_root(void);
1273 void smbd_unbecome_root(void);
1274 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1275 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1276 bool become_user_without_service_by_session(connection_struct *conn,
1277                             const struct auth_session_info *session_info);
1278 bool unbecome_user_without_service(void);
1279 uid_t get_current_uid(connection_struct *conn);
1280 gid_t get_current_gid(connection_struct *conn);
1281 const struct security_unix_token *get_current_utok(connection_struct *conn);
1282 const struct security_token *get_current_nttok(connection_struct *conn);
1283 uint64_t get_current_vuid(connection_struct *conn);
1284
1285 /* The following definitions come from smbd/utmp.c  */
1286
1287 void sys_utmp_claim(const char *username, const char *hostname,
1288                     const char *id_str, int id_num);
1289 void sys_utmp_yield(const char *username, const char *hostname,
1290                     const char *id_str, int id_num);
1291
1292 /* The following definitions come from smbd/vfs.c  */
1293
1294 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1295 bool smbd_vfs_init(connection_struct *conn);
1296 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1297 bool vfs_valid_pread_range(off_t offset, size_t length);
1298 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1299 ssize_t vfs_pwrite_data(struct smb_request *req,
1300                         files_struct *fsp,
1301                         const char *buffer,
1302                         size_t N,
1303                         off_t offset);
1304 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1305 int vfs_set_filelen(files_struct *fsp, off_t len);
1306 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1307 int vfs_fill_sparse(files_struct *fsp, off_t len);
1308 int vfs_set_blocking(files_struct *fsp, bool set);
1309 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1310 const char *vfs_readdirname(connection_struct *conn, void *p,
1311                             SMB_STRUCT_STAT *sbuf, char **talloced);
1312 int vfs_ChDir(connection_struct *conn,
1313                         const struct smb_filename *smb_fname);
1314 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1315 NTSTATUS check_reduced_name(connection_struct *conn,
1316                         const struct smb_filename *cwd_fname,
1317                         const struct smb_filename *smb_fname);
1318 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1319                         const struct smb_filename *smb_fname,
1320                         struct smb_request *smbreq);
1321 int vfs_stat_smb_basename(struct connection_struct *conn,
1322                         const struct smb_filename *smb_fname_in,
1323                         SMB_STRUCT_STAT *psbuf);
1324 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1325 NTSTATUS vfs_streaminfo(connection_struct *conn,
1326                         struct files_struct *fsp,
1327                         const struct smb_filename *smb_fname,
1328                         TALLOC_CTX *mem_ctx,
1329                         unsigned int *num_streams,
1330                         struct stream_struct **streams);
1331 void init_smb_file_time(struct smb_file_time *ft);
1332
1333 /* The following definitions come from smbd/avahi_register.c */
1334
1335 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1336                            uint16_t port);
1337
1338 /* The following definitions come from smbd/smb2_create.c */
1339
1340 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1341                                     TALLOC_CTX *mem_ctx,
1342                                     DATA_BLOB *cookie_blob);
1343 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1344                                         const DATA_BLOB old_cookie,
1345                                         TALLOC_CTX *mem_ctx,
1346                                         DATA_BLOB *new_cookie);
1347 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1348                                        struct smb_request *smb1req,
1349                                        struct smbXsrv_open *op,
1350                                        const DATA_BLOB old_cookie,
1351                                        TALLOC_CTX *mem_ctx,
1352                                        files_struct **result,
1353                                        DATA_BLOB *new_cookie);
1354
1355 #endif /* _SMBD_PROTO_H_ */