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                                   const struct smb_filename *smb_fname);
 335 bool can_write_to_file(connection_struct *conn,
 336                        const struct smb_filename *smb_fname);
 337 bool directory_has_default_acl(connection_struct *conn,
 338                         struct files_struct *dirfsp,
 339                         struct smb_filename *smb_fname);
 340 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 341
 342 /* The following definitions come from smbd/fileio.c  */
 343
 344 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 345 void fsp_flush_write_time_update(struct files_struct *fsp);
 346 void trigger_write_time_update(struct files_struct *fsp);
 347 void trigger_write_time_update_immediate(struct files_struct *fsp);
 348 void mark_file_modified(files_struct *fsp);
 349 ssize_t write_file(struct smb_request *req,
 350                         files_struct *fsp,
 351                         const char *data,
 352                         off_t pos,
 353                         size_t n);
 354 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 355
 356 /* The following definitions come from smbd/filename.c  */
 357
 358 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 359 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 360 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 361                       connection_struct *conn,
 362                       const char *orig_path,
 363                       struct smb_filename **smb_fname,
 364                       uint32_t ucf_flags);
 365 NTSTATUS check_name(connection_struct *conn,
 366                         const struct smb_filename *smb_fname);
 367 int get_real_filename(connection_struct *conn, const char *path,
 368                       const char *name, TALLOC_CTX *mem_ctx,
 369                       char **found_name);
 370 char *get_original_lcomp(TALLOC_CTX *ctx,
 371                         connection_struct *conn,
 372                         const char *filename_in,
 373                         uint32_t ucf_flags);
 374 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 375                         connection_struct *conn,
 376                         const char *name_in,
 377                         uint32_t ucf_flags,
 378                         time_t *twrp,
 379                         bool *ppath_contains_wcard,
 380                         struct smb_filename **pp_smb_fname);
 381 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 382                         connection_struct *conn,
 383                         struct smb_request *smbreq,
 384                         const char *name_in,
 385                         uint32_t ucf_flags,
 386                         bool *ppath_contains_wcard,
 387                         struct smb_filename **pp_smb_fname);
 388
 389 /* The following definitions come from smbd/files.c  */
 390
 391 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 392                  files_struct **result);
 393 void fsp_set_gen_id(files_struct *fsp);
 394 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 395                   files_struct **result);
 396 void file_close_conn(connection_struct *conn);
 397 bool file_init_global(void);
 398 bool file_init(struct smbd_server_connection *sconn);
 399 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 400 struct files_struct *files_forall(
 401         struct smbd_server_connection *sconn,
 402         struct files_struct *(*fn)(struct files_struct *fsp,
 403                                    void *private_data),
 404         void *private_data);
 405 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 406 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 407                             struct file_id id, unsigned long gen_id);
 408 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 409                                  struct file_id id);
 410 files_struct *file_find_di_next(files_struct *start_fsp);
 411 struct files_struct *file_find_one_fsp_from_lease_key(
 412         struct smbd_server_connection *sconn,
 413         const struct smb2_lease_key *lease_key);
 414 bool file_find_subpath(files_struct *dir_fsp);
 415 void fsp_free(files_struct *fsp);
 416 void file_free(struct smb_request *req, files_struct *fsp);
 417 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 418 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 419                                   uint64_t persistent_id,
 420                                   uint64_t volatile_id);
 421 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 422                                    uint64_t persistent_id,
 423                                    uint64_t volatile_id);
 424 NTSTATUS dup_file_fsp(
 425         struct smb_request *req,
 426         files_struct *from,
 427         uint32_t access_mask,
 428         uint32_t create_options,
 429         files_struct *to);
 430 NTSTATUS file_name_hash(connection_struct *conn,
 431                         const char *name, uint32_t *p_name_hash);
 432 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 433                            const struct smb_filename *smb_fname_in);
 434 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 435
 436 NTSTATUS create_internal_dirfsp_at(connection_struct *conn,
 437                                    struct files_struct *dirfsp,
 438                                    const struct smb_filename *smb_dname,
 439                                    struct files_struct **_fsp);
 440
 441 NTSTATUS open_internal_dirfsp_at(connection_struct *conn,
 442                                  struct files_struct *dirfsp,
 443                                  const struct smb_filename *smb_dname,
 444                                  struct files_struct **_fsp);
 445
 446 /* The following definitions come from smbd/ipc.c  */
 447
 448 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 449 void send_trans_reply(connection_struct *conn,
 450                       struct smb_request *req,
 451                       char *rparam, int rparam_len,
 452                       char *rdata, int rdata_len,
 453                       bool buffer_too_large);
 454 void reply_trans(struct smb_request *req);
 455 void reply_transs(struct smb_request *req);
 456
 457 /* The following definitions come from smbd/lanman.c  */
 458
 459 void api_reply(connection_struct *conn, uint64_t vuid,
 460                struct smb_request *req,
 461                char *data, char *params,
 462                int tdscnt, int tpscnt,
 463                int mdrcnt, int mprcnt);
 464
 465 /* The following definitions come from smbd/mangle.c  */
 466
 467 void mangle_reset_cache(void);
 468 void mangle_change_to_posix(void);
 469 bool mangle_is_mangled(const char *s, const struct share_params *p);
 470 bool mangle_is_8_3(const char *fname, bool check_case,
 471                    const struct share_params *p);
 472 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 473                              const struct share_params *p);
 474 bool mangle_must_mangle(const char *fname,
 475                    const struct share_params *p);
 476 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 477                         const char *in,
 478                         char **out, /* talloced on the given context. */
 479                         const struct share_params *p);
 480 bool name_to_8_3(const char *in,
 481                 char out[13],
 482                 bool cache83,
 483                 const struct share_params *p);
 484
 485 /* The following definitions come from smbd/mangle_hash.c  */
 486
 487 const struct mangle_fns *mangle_hash_init(void);
 488
 489 /* The following definitions come from smbd/mangle_hash2.c  */
 490
 491 const struct mangle_fns *mangle_hash2_init(void);
 492 const struct mangle_fns *posix_mangle_init(void);
 493
 494 /* The following definitions come from smbd/message.c  */
 495
 496 void reply_sends(struct smb_request *req);
 497 void reply_sendstrt(struct smb_request *req);
 498 void reply_sendtxt(struct smb_request *req);
 499 void reply_sendend(struct smb_request *req);
 500
 501 /* The following definitions come from smbd/msdfs.c  */
 502
 503 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 504                         bool shuffle_referrals,
 505                         const char *target,
 506                         struct referral **preflist,
 507                         size_t *refcount);
 508 bool is_msdfs_link(connection_struct *conn,
 509                 struct smb_filename *smb_fname);
 510 struct junction_map;
 511 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 512                            struct auth_session_info *session_info,
 513                            const char *dfs_path,
 514                            const struct tsocket_address *remote_address,
 515                            const struct tsocket_address *local_address,
 516                            bool allow_broken_path,
 517                            struct junction_map *jucn,
 518                            int *consumedcntp,
 519                            bool *self_referralp);
 520 int setup_dfs_referral(connection_struct *orig_conn,
 521                         const char *dfs_path,
 522                         int max_referral_level,
 523                         char **ppdata, NTSTATUS *pstatus);
 524 bool create_junction(TALLOC_CTX *ctx,
 525                 const char *dfs_path,
 526                 bool allow_broken_path,
 527                 struct junction_map *jucn);
 528 struct referral;
 529 char *msdfs_link_string(TALLOC_CTX *ctx,
 530                 const struct referral *reflist,
 531                 size_t referral_count);
 532 bool create_msdfs_link(const struct junction_map *jucn,
 533                        struct auth_session_info *session_info);
 534 bool remove_msdfs_link(const struct junction_map *jucn,
 535                        struct auth_session_info *session_info);
 536
 537 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 538                                       struct auth_session_info *session_info,
 539                                       size_t *p_num_jn);
 540 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 541                                 connection_struct *conn,
 542                                 const char *name_in,
 543                                 uint32_t ucf_flags,
 544                                 bool allow_broken_path,
 545                                 char **pp_name_out,
 546                                 bool *ppath_contains_wcard);
 547 struct connection_struct;
 548 struct smb_filename;
 549 struct conn_struct_tos {
 550         struct connection_struct *conn;
 551         struct smb_filename *oldcwd_fname;
 552 };
 553 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 554                                 int snum,
 555                                 const char *path,
 556                                 const struct auth_session_info *session_info,
 557                                 struct conn_struct_tos **_c);
 558 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 559                                     int snum,
 560                                     const char *path,
 561                                     const struct auth_session_info *session_info,
 562                                     struct conn_struct_tos **_c);
 563
 564 /* The following definitions come from smbd/negprot.c  */
 565
 566 void reply_negprot(struct smb_request *req);
 567
 568 /* The following definitions come from smbd/notify.c  */
 569
 570 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 571 void change_notify_reply(struct smb_request *req,
 572                          NTSTATUS error_code,
 573                          uint32_t max_param,
 574                          struct notify_change_buf *notify_buf,
 575                          void (*reply_fn)(struct smb_request *req,
 576                                           NTSTATUS error_code,
 577                                           uint8_t *buf, size_t len));
 578 void notify_callback(struct smbd_server_connection *sconn,
 579                      void *private_data, struct timespec when,
 580                      const struct notify_event *e);
 581 NTSTATUS change_notify_create(struct files_struct *fsp,
 582                               uint32_t max_buffer_size,
 583                               uint32_t filter,
 584                               bool recursive);
 585 NTSTATUS change_notify_add_request(struct smb_request *req,
 586                                 uint32_t max_param,
 587                                 uint32_t filter, bool recursive,
 588                                 struct files_struct *fsp,
 589                                 void (*reply_fn)(struct smb_request *req,
 590                                         NTSTATUS error_code,
 591                                         uint8_t *buf, size_t len));
 592 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 593                                 void *private_data, uint32_t msg_type,
 594                                 struct server_id server_id, DATA_BLOB *data);
 595 void smbd_notifyd_restarted(struct messaging_context *msg,
 596                             void *private_data, uint32_t msg_type,
 597                             struct server_id server_id, DATA_BLOB *data);
 598 bool remove_pending_change_notify_requests_by_mid(
 599         struct smbd_server_connection *sconn, uint64_t mid);
 600 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 601                                                   NTSTATUS status);
 602 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 603                   const char *path);
 604 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 605 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 606                                                      struct tevent_context *ev);
 607
 608 /* The following definitions come from smbd/notify_inotify.c  */
 609
 610 int inotify_watch(TALLOC_CTX *mem_ctx,
 611                   struct sys_notify_context *ctx,
 612                   const char *path,
 613                   uint32_t *filter,
 614                   uint32_t *subdir_filter,
 615                   void (*callback)(struct sys_notify_context *ctx,
 616                                    void *private_data,
 617                                    struct notify_event *ev,
 618                                    uint32_t filter),
 619                   void *private_data,
 620                   void *handle_p);
 621
 622 int fam_watch(TALLOC_CTX *mem_ctx,
 623               struct sys_notify_context *ctx,
 624               const char *path,
 625               uint32_t *filter,
 626               uint32_t *subdir_filter,
 627               void (*callback)(struct sys_notify_context *ctx,
 628                                void *private_data,
 629                                struct notify_event *ev,
 630                                uint32_t filter),
 631               void *private_data,
 632               void *handle_p);
 633
 634
 635 /* The following definitions come from smbd/notify_internal.c  */
 636
 637 struct notify_context *notify_init(
 638         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 639         struct smbd_server_connection *sconn,
 640         void (*callback)(struct smbd_server_connection *sconn,
 641                          void *, struct timespec,
 642                          const struct notify_event *));
 643 NTSTATUS notify_add(struct notify_context *ctx,
 644                     const char *path, uint32_t filter, uint32_t subdir_filter,
 645                     void *private_data);
 646 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 647                        char *path);
 648 void notify_trigger(struct notify_context *notify,
 649                     uint32_t action, uint32_t filter,
 650                     const char *dir, const char *path);
 651
 652 struct notify_instance;
 653 NTSTATUS notify_walk(struct notify_context *notify,
 654                      bool (*fn)(const char *path, struct server_id server,
 655                                 const struct notify_instance *instance,
 656                                 void *private_data),
 657                      void *private_data);
 658
 659 /* The following definitions come from smbd/ntquotas.c  */
 660
 661 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 662                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 663 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 664 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 665 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 666
 667 /* The following definitions come from smbd/nttrans.c  */
 668
 669 void reply_ntcreate_and_X(struct smb_request *req);
 670 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 671                        uint32_t security_info_sent);
 672 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 673                        uint32_t security_info_sent);
 674 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 675 void reply_ntcancel(struct smb_request *req);
 676 void reply_ntrename(struct smb_request *req);
 677 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 678                                         TALLOC_CTX *mem_ctx,
 679                                         files_struct *fsp,
 680                                         uint32_t security_info_wanted,
 681                                         uint32_t max_data_count,
 682                                         uint8_t **ppmarshalled_sd,
 683                                         size_t *psd_size);
 684 #ifdef HAVE_SYS_QUOTAS
 685
 686 struct smb2_query_quota_info;
 687
 688 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 689                                      files_struct *fsp,
 690                                      bool restart_scan,
 691                                      bool return_single,
 692                                      uint32_t sid_list_length,
 693                                      DATA_BLOB *sidbuffer,
 694                                      uint32_t max_data_count,
 695                                      uint8_t **p_data,
 696                                      uint32_t *p_data_size);
 697 #endif
 698 void reply_nttrans(struct smb_request *req);
 699 void reply_nttranss(struct smb_request *req);
 700
 701 /* The following definitions come from smbd/open.c  */
 702
 703 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 704                                 const struct smb_filename *smb_fname,
 705                                 bool use_privs,
 706                                 uint32_t access_mask);
 707 NTSTATUS check_parent_access(struct connection_struct *conn,
 708                                 struct smb_filename *smb_fname,
 709                                 uint32_t access_mask);
 710 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 711                  int flags, mode_t mode);
 712 NTSTATUS fd_close(files_struct *fsp);
 713 void change_file_owner_to_parent(connection_struct *conn,
 714                                  struct smb_filename *inherit_from_dir,
 715                                  files_struct *fsp);
 716 bool is_oplock_stat_open(uint32_t access_mask);
 717 bool is_lease_stat_open(uint32_t access_mask);
 718 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 719                             const struct file_id *id,
 720                             const struct share_mode_entry *exclusive,
 721                             uint16_t break_to);
 722 struct deferred_open_record;
 723 bool is_deferred_open_async(const struct deferred_open_record *rec);
 724 bool defer_smb1_sharing_violation(struct smb_request *req);
 725 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 726                           struct smb_filename *smb_dname);
 727 void msg_file_was_renamed(struct messaging_context *msg,
 728                           void *private_data,
 729                           uint32_t msg_type,
 730                           struct server_id server_id,
 731                           DATA_BLOB *data);
 732 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 733                                  const struct smb2_lease_key *key,
 734                                  uint32_t current_state,
 735                                  uint16_t lease_version,
 736                                  uint16_t lease_epoch);
 737 NTSTATUS create_file_default(connection_struct *conn,
 738                              struct smb_request *req,
 739                              uint16_t root_dir_fid,
 740                              struct smb_filename * smb_fname,
 741                              uint32_t access_mask,
 742                              uint32_t share_access,
 743                              uint32_t create_disposition,
 744                              uint32_t create_options,
 745                              uint32_t file_attributes,
 746                              uint32_t oplock_request,
 747                              const struct smb2_lease *lease,
 748                              uint64_t allocation_size,
 749                              uint32_t private_flags,
 750                              struct security_descriptor *sd,
 751                              struct ea_list *ea_list,
 752                              files_struct **result,
 753                              int *pinfo,
 754                              const struct smb2_create_blobs *in_context_blobs,
 755                              struct smb2_create_blobs *out_context_blobs);
 756
 757 /* The following definitions come from smbd/oplock.c  */
 758
 759 uint32_t get_lease_type(const struct share_mode_entry *e, struct file_id id);
 760
 761 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 762 NTSTATUS set_file_oplock(files_struct *fsp);
 763 bool remove_oplock(files_struct *fsp);
 764 bool downgrade_oplock(files_struct *fsp);
 765 bool fsp_lease_update(struct files_struct *fsp);
 766 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 767                         uint32_t num_file_ids,
 768                         const struct file_id *ids,
 769                         const struct smb2_lease_key *key,
 770                         uint32_t lease_state);
 771 void contend_level2_oplocks_begin(files_struct *fsp,
 772                                   enum level2_contention_type type);
 773 void contend_level2_oplocks_end(files_struct *fsp,
 774                                 enum level2_contention_type type);
 775 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 776                                   enum level2_contention_type type);
 777 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 778                                 enum level2_contention_type type);
 779 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 780                                  const struct share_mode_entry *e);
 781 void message_to_share_mode_entry(struct file_id *id,
 782                                  struct share_mode_entry *e,
 783                                  const char *msg);
 784 bool init_oplocks(struct smbd_server_connection *sconn);
 785 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 786
 787 /* The following definitions come from smbd/oplock_linux.c  */
 788
 789 int linux_set_lease_sighandler(int fd);
 790 int linux_setlease(int fd, int leasetype);
 791 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 792
 793 /* The following definitions come from smbd/password.c  */
 794
 795 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 796 int register_homes_share(const char *username);
 797
 798 /* The following definitions come from smbd/pipes.c  */
 799
 800 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 801                       struct files_struct **pfsp);
 802 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 803 void reply_pipe_write(struct smb_request *req);
 804 void reply_pipe_write_and_X(struct smb_request *req);
 805 void reply_pipe_read_and_X(struct smb_request *req);
 806
 807 /* The following definitions come from smbd/posix_acls.c  */
 808
 809 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 810 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 811 uint32_t map_canon_ace_perms(int snum,
 812                                 enum security_ace_type *pacl_type,
 813                                 mode_t perms,
 814                                 bool directory_ace);
 815 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 816 bool current_user_in_group(connection_struct *conn, gid_t gid);
 817 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 818 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 819                            TALLOC_CTX *mem_ctx,
 820                            struct security_descriptor **ppdesc);
 821 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
 822                         const struct smb_filename *smb_fname_in,
 823                         uint32_t security_info,
 824                         TALLOC_CTX *mem_ctx,
 825                         struct security_descriptor **ppdesc);
 826 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 827 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 828 int get_acl_group_bits( connection_struct *conn,
 829                         const struct smb_filename *smb_fname,
 830                         mode_t *mode);
 831 int inherit_access_posix_acl(connection_struct *conn,
 832                         struct smb_filename *inherit_from_dir,
 833                         const struct smb_filename *smb_fname,
 834                         mode_t mode);
 835 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 836                                 files_struct *fsp,
 837                                 uint16_t num_def_acls, const char *pdata);
 838 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 839                                 uint16_t num_acls,
 840                                 const char *pdata);
 841 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 842                                 const struct smb_filename *smb_fname,
 843                                 TALLOC_CTX *mem_ctx,
 844                                 char **blob_description,
 845                                 DATA_BLOB *blob);
 846 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 847                               files_struct *fsp,
 848                               TALLOC_CTX *mem_ctx,
 849                               char **blob_description,
 850                               DATA_BLOB *blob);
 851
 852 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 853
 854 const struct enum_list *get_default_acl_style_list(void);
 855
 856 NTSTATUS make_default_filesystem_acl(
 857         TALLOC_CTX *ctx,
 858         enum default_acl_style acl_style,
 859         const char *name,
 860         const SMB_STRUCT_STAT *psbuf,
 861         struct security_descriptor **ppdesc);
 862
 863 /* The following definitions come from smbd/process.c  */
 864
 865 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 866                   bool no_signing, uint32_t seqnum,
 867                   bool do_encrypt,
 868                   struct smb_perfcount_data *pcd);
 869 size_t srv_set_message(char *buf,
 870                        size_t num_words,
 871                        size_t num_bytes,
 872                        bool zero);
 873 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 874                                       uint64_t mid);
 875 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 876                                         uint64_t mid);
 877 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 878 bool get_deferred_open_message_state(struct smb_request *smbreq,
 879                                 struct timeval *p_request_time,
 880                                 struct deferred_open_record **open_rec);
 881 bool push_deferred_open_message_smb(struct smb_request *req,
 882                                     struct timeval timeout,
 883                                     struct file_id id,
 884                                     struct deferred_open_record *open_rec);
 885 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 886 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 887 void smb_request_done(struct smb_request *req);
 888 const char *smb_fn_name(int type);
 889 void add_to_common_flags2(uint32_t v);
 890 void remove_from_common_flags2(uint32_t v);
 891 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 892 bool smb1_is_chain(const uint8_t *buf);
 893 bool smb1_walk_chain(const uint8_t *buf,
 894                      bool (*fn)(uint8_t cmd,
 895                                 uint8_t wct, const uint16_t *vwv,
 896                                 uint16_t num_bytes, const uint8_t *bytes,
 897                                 void *private_data),
 898                      void *private_data);
 899 unsigned smb1_chain_length(const uint8_t *buf);
 900 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 901                       struct smbXsrv_connection *xconn,
 902                       bool encrypted, uint32_t seqnum,
 903                       struct smb_request ***reqs, unsigned *num_reqs);
 904 bool req_is_in_chain(const struct smb_request *req);
 905 void smbd_process(struct tevent_context *ev_ctx,
 906                   struct messaging_context *msg_ctx,
 907                   struct dcesrv_context *dce_ctx,
 908                   int sock_fd,
 909                   bool interactive);
 910 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 911
 912 /* The following definitions come from smbd/quotas.c  */
 913
 914 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 915                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 916
 917 /* The following definitions come from smbd/reply.c  */
 918
 919 NTSTATUS check_path_syntax(char *path);
 920 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 921 NTSTATUS check_path_syntax_posix(char *path);
 922 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 923                         const char *inbuf,
 924                         uint16_t smb_flags2,
 925                         char **pp_dest,
 926                         const char *src,
 927                         size_t src_len,
 928                         int flags,
 929                         NTSTATUS *err,
 930                         bool *contains_wcard);
 931 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
 932                         const char *inbuf,
 933                         uint16_t smb_flags2,
 934                         char **pp_dest,
 935                         const char *src,
 936                         size_t src_len,
 937                         int flags,
 938                         NTSTATUS *err,
 939                         bool *contains_wcard);
 940 size_t srvstr_get_path(TALLOC_CTX *ctx,
 941                         const char *inbuf,
 942                         uint16_t smb_flags2,
 943                         char **pp_dest,
 944                         const char *src,
 945                         size_t src_len,
 946                         int flags,
 947                         NTSTATUS *err);
 948 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 949                         const char *inbuf,
 950                         uint16_t smb_flags2,
 951                         char **pp_dest,
 952                         const char *src,
 953                         size_t src_len,
 954                         int flags,
 955                         NTSTATUS *err);
 956 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 957                                  char **pp_dest, const char *src, int flags,
 958                                  NTSTATUS *err, bool *contains_wcard);
 959 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 960                            char **pp_dest, const char *src, int flags,
 961                            NTSTATUS *err);
 962 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 963                               char **dest, const uint8_t *src, int flags);
 964 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 965                     files_struct *fsp);
 966 bool check_fsp(connection_struct *conn, struct smb_request *req,
 967                files_struct *fsp);
 968 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 969                               files_struct *fsp);
 970 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 971 void reply_tcon(struct smb_request *req);
 972 void reply_tcon_and_X(struct smb_request *req);
 973 void reply_unknown_new(struct smb_request *req, uint8_t type);
 974 void reply_ioctl(struct smb_request *req);
 975 void reply_checkpath(struct smb_request *req);
 976 void reply_getatr(struct smb_request *req);
 977 void reply_setatr(struct smb_request *req);
 978 void reply_dskattr(struct smb_request *req);
 979 void reply_search(struct smb_request *req);
 980 void reply_fclose(struct smb_request *req);
 981 void reply_open(struct smb_request *req);
 982 void reply_open_and_X(struct smb_request *req);
 983 void reply_ulogoffX(struct smb_request *req);
 984 void reply_mknew(struct smb_request *req);
 985 void reply_ctemp(struct smb_request *req);
 986 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 987                           uint32_t dirtype, struct smb_filename *smb_fname,
 988                           bool has_wild);
 989 void reply_unlink(struct smb_request *req);
 990 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 991                       off_t startpos, size_t nread);
 992 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 993                             files_struct *fsp,
 994                             ssize_t nread,
 995                             size_t headersize,
 996                             size_t smb_maxcnt);
 997 void reply_readbraw(struct smb_request *req);
 998 void reply_lockread(struct smb_request *req);
 999 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
1000 void reply_read(struct smb_request *req);
1001 void reply_read_and_X(struct smb_request *req);
1002 void error_to_writebrawerr(struct smb_request *req);
1003 void reply_writebraw(struct smb_request *req);
1004 void reply_writeunlock(struct smb_request *req);
1005 void reply_write(struct smb_request *req);
1006 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
1007                             const uint8_t *inbuf);
1008 void reply_write_and_X(struct smb_request *req);
1009 void reply_lseek(struct smb_request *req);
1010 void reply_flush(struct smb_request *req);
1011 void reply_exit(struct smb_request *req);
1012 void reply_close(struct smb_request *req);
1013 void reply_writeclose(struct smb_request *req);
1014 void reply_lock(struct smb_request *req);
1015 void reply_unlock(struct smb_request *req);
1016 void reply_tdis(struct smb_request *req);
1017 void reply_echo(struct smb_request *req);
1018 void reply_printopen(struct smb_request *req);
1019 void reply_printclose(struct smb_request *req);
1020 void reply_printqueue(struct smb_request *req);
1021 void reply_printwrite(struct smb_request *req);
1022 void reply_mkdir(struct smb_request *req);
1023 void reply_rmdir(struct smb_request *req);
1024 NTSTATUS rename_internals_fsp(connection_struct *conn,
1025                         files_struct *fsp,
1026                         const struct smb_filename *smb_fname_dst_in,
1027                         const char *dst_original_lcomp,
1028                         uint32_t attrs,
1029                         bool replace_if_exists);
1030 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1031                         connection_struct *conn,
1032                         struct smb_request *req,
1033                         struct smb_filename *smb_fname_src,
1034                         struct smb_filename *smb_fname_dst,
1035                         const char *dst_original_lcomp,
1036                         uint32_t attrs,
1037                         bool replace_if_exists,
1038                         bool src_has_wild,
1039                         bool dest_has_wild,
1040                         uint32_t access_mask);
1041 void reply_mv(struct smb_request *req);
1042 NTSTATUS copy_file(TALLOC_CTX *ctx,
1043                         connection_struct *conn,
1044                         struct smb_filename *smb_fname_src,
1045                         struct smb_filename *smb_fname_dst,
1046                         int ofun,
1047                         int count,
1048                         bool target_is_directory);
1049 void reply_copy(struct smb_request *req);
1050 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1051                     bool large_file_format);
1052 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1053                         bool large_file_format);
1054 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1055                          bool large_file_format);
1056 void reply_lockingX(struct smb_request *req);
1057 void reply_readbmpx(struct smb_request *req);
1058 void reply_readbs(struct smb_request *req);
1059 void reply_setattrE(struct smb_request *req);
1060 void reply_writebmpx(struct smb_request *req);
1061 void reply_writebs(struct smb_request *req);
1062 void reply_getattrE(struct smb_request *req);
1063
1064 /* The following definitions come from smbd/seal.c  */
1065
1066 bool is_encrypted_packet(const uint8_t *inbuf);
1067 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1068 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1069 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1070                             char **buf_out);
1071 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1072                                         unsigned char **ppdata,
1073                                         size_t *p_data_size,
1074                                         unsigned char **pparam,
1075                                         size_t *p_param_size);
1076 NTSTATUS srv_encryption_start(connection_struct *conn);
1077 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1078
1079 /* The following definitions come from smbd/sec_ctx.c  */
1080
1081 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1082 bool push_sec_ctx(void);
1083 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1084 void set_root_sec_ctx(void);
1085 bool pop_sec_ctx(void);
1086 void init_sec_ctx(void);
1087 const struct security_token *sec_ctx_active_token(void);
1088
1089 /* The following definitions come from smbd/server.c  */
1090
1091 struct memcache *smbd_memcache(void);
1092 bool snum_is_shared_printer(int snum);
1093 void delete_and_reload_printers(void);
1094 bool reload_services(struct smbd_server_connection *sconn,
1095                      bool (*snumused) (struct smbd_server_connection *, int),
1096                      bool test);
1097
1098 /* The following definitions come from smbd/server_exit.c  */
1099
1100 void smbd_exit_server(const char *reason) _NORETURN_;
1101 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1102
1103 /* The following definitions come from smbd/service.c  */
1104
1105 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1106 bool canonicalize_connect_path(connection_struct *conn);
1107 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1108 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1109 bool chdir_current_service(connection_struct *conn);
1110 void load_registry_shares(void);
1111 int add_home_service(const char *service, const char *username, const char *homedir);
1112 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1113 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1114                                         struct smbXsrv_tcon *tcon,
1115                                         int snum,
1116                                         const char *pdev,
1117                                         NTSTATUS *pstatus);
1118 connection_struct *make_connection(struct smb_request *req,
1119                                    NTTIME now,
1120                                    const char *service_in,
1121                                    const char *pdev, uint64_t vuid,
1122                                    NTSTATUS *status);
1123 void close_cnum(connection_struct *conn, uint64_t vuid);
1124
1125 /* The following definitions come from smbd/session.c  */
1126 struct sessionid;
1127 struct smbXsrv_session;
1128 bool session_init(void);
1129 bool session_claim(struct smbXsrv_session *session);
1130 void session_yield(struct smbXsrv_session *session);
1131 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1132 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1133                   const char *machine, struct sessionid **session_list);
1134
1135 /* The following definitions come from smbd/sesssetup.c  */
1136
1137 void reply_sesssetup_and_X(struct smb_request *req);
1138
1139 /* The following definitions come from smbd/share_access.c  */
1140
1141 bool token_contains_name_in_list(const char *username,
1142                                  const char *domain,
1143                                  const char *sharename,
1144                                  const struct security_token *token,
1145                                  const char **list);
1146 bool user_ok_token(const char *username, const char *domain,
1147                    const struct security_token *token, int snum);
1148 bool is_share_read_only_for_token(const char *username,
1149                                   const char *domain,
1150                                   const struct security_token *token,
1151                                   connection_struct *conn);
1152
1153 /* The following definitions come from smbd/srvstr.c  */
1154
1155 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1156                       const char *src, int dest_len, int flags, size_t *ret_len);
1157 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1158
1159 /* The following definitions come from smbd/statcache.c  */
1160
1161 void stat_cache_add( const char *full_orig_name,
1162                 char *translated_path,
1163                 bool case_sensitive);
1164 bool stat_cache_lookup(connection_struct *conn,
1165                         bool posix_paths,
1166                         char **pp_name,
1167                         char **pp_dirpath,
1168                         char **pp_start,
1169                         SMB_STRUCT_STAT *pst);
1170 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1171                                     const char *name);
1172 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1173                                     const char *name);
1174 void stat_cache_delete(const char *name);
1175 struct TDB_DATA;
1176 unsigned int fast_string_hash(struct TDB_DATA *key);
1177 bool reset_stat_cache( void );
1178
1179 /* The following definitions come from smbd/statvfs.c  */
1180
1181 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1182
1183 /* The following definitions come from smbd/trans2.c  */
1184
1185 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1186                           uint32_t access_mask);
1187 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1188 bool samba_private_attr_name(const char *unix_ea_name);
1189 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1190                         files_struct *fsp,
1191                         const struct smb_filename *smb_fname,
1192                         const char *ea_name,
1193                         struct ea_struct *pea);
1194 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1195                         connection_struct *conn,
1196                         files_struct *fsp,
1197                         const struct smb_filename *smb_fname,
1198                         char ***pnames,
1199                         size_t *pnum_names);
1200 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1201                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1202 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1203 void send_trans2_replies(connection_struct *conn,
1204                         struct smb_request *req,
1205                         NTSTATUS status,
1206                          const char *params,
1207                          int paramsize,
1208                          const char *pdata,
1209                          int datasize,
1210                          int max_data_bytes);
1211 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1212 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1213                 connection_struct *conn,
1214                 struct smb_request *req,
1215                 bool overwrite_if_exists,
1216                 const struct smb_filename *smb_fname_old,
1217                 struct smb_filename *smb_fname_new);
1218 NTSTATUS smb_set_file_time(connection_struct *conn,
1219                            files_struct *fsp,
1220                            const struct smb_filename *smb_fname,
1221                            struct smb_file_time *ft,
1222                            bool setting_write_time);
1223 void reply_findclose(struct smb_request *req);
1224 void reply_findnclose(struct smb_request *req);
1225 void reply_trans2(struct smb_request *req);
1226 void reply_transs2(struct smb_request *req);
1227
1228 enum perm_type {
1229         PERM_NEW_FILE,
1230         PERM_NEW_DIR,
1231         PERM_EXISTING_FILE,
1232         PERM_EXISTING_DIR
1233 };
1234
1235 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1236                               const SMB_STRUCT_STAT *psbuf,
1237                               uint32_t perms,
1238                               enum perm_type ptype,
1239                               mode_t *ret_perms);
1240
1241 /* The following definitions come from smbd/uid.c  */
1242
1243 bool change_to_guest(void);
1244 NTSTATUS check_user_share_access(connection_struct *conn,
1245                                 const struct auth_session_info *session_info,
1246                                 uint32_t *p_share_access,
1247                                 bool *p_readonly_share);
1248 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1249 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1250 bool smbd_change_to_root_user(void);
1251 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1252 bool smbd_unbecome_authenticated_pipe_user(void);
1253 void become_root(void);
1254 void unbecome_root(void);
1255 void smbd_become_root(void);
1256 void smbd_unbecome_root(void);
1257 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1258 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1259 bool become_user_without_service_by_session(connection_struct *conn,
1260                             const struct auth_session_info *session_info);
1261 bool unbecome_user_without_service(void);
1262 uid_t get_current_uid(connection_struct *conn);
1263 gid_t get_current_gid(connection_struct *conn);
1264 const struct security_unix_token *get_current_utok(connection_struct *conn);
1265 const struct security_token *get_current_nttok(connection_struct *conn);
1266 uint64_t get_current_vuid(connection_struct *conn);
1267
1268 /* The following definitions come from smbd/utmp.c  */
1269
1270 void sys_utmp_claim(const char *username, const char *hostname,
1271                     const char *id_str, int id_num);
1272 void sys_utmp_yield(const char *username, const char *hostname,
1273                     const char *id_str, int id_num);
1274
1275 /* The following definitions come from smbd/vfs.c  */
1276
1277 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1278 bool smbd_vfs_init(connection_struct *conn);
1279 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1280 ssize_t vfs_pwrite_data(struct smb_request *req,
1281                         files_struct *fsp,
1282                         const char *buffer,
1283                         size_t N,
1284                         off_t offset);
1285 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1286 int vfs_set_filelen(files_struct *fsp, off_t len);
1287 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1288 int vfs_fill_sparse(files_struct *fsp, off_t len);
1289 int vfs_set_blocking(files_struct *fsp, bool set);
1290 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1291 const char *vfs_readdirname(connection_struct *conn, void *p,
1292                             SMB_STRUCT_STAT *sbuf, char **talloced);
1293 int vfs_ChDir(connection_struct *conn,
1294                         const struct smb_filename *smb_fname);
1295 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1296 NTSTATUS check_reduced_name(connection_struct *conn,
1297                         const struct smb_filename *cwd_fname,
1298                         const struct smb_filename *smb_fname);
1299 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1300                         const struct smb_filename *smb_fname,
1301                         struct smb_request *smbreq);
1302 int vfs_stat_smb_basename(struct connection_struct *conn,
1303                         const struct smb_filename *smb_fname_in,
1304                         SMB_STRUCT_STAT *psbuf);
1305 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1306 NTSTATUS vfs_streaminfo(connection_struct *conn,
1307                         struct files_struct *fsp,
1308                         const struct smb_filename *smb_fname,
1309                         TALLOC_CTX *mem_ctx,
1310                         unsigned int *num_streams,
1311                         struct stream_struct **streams);
1312 void init_smb_file_time(struct smb_file_time *ft);
1313
1314 /* The following definitions come from smbd/avahi_register.c */
1315
1316 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1317                            uint16_t port);
1318
1319 /* The following definitions come from smbd/smb2_create.c */
1320
1321 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1322                                     TALLOC_CTX *mem_ctx,
1323                                     DATA_BLOB *cookie_blob);
1324 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1325                                         const DATA_BLOB old_cookie,
1326                                         TALLOC_CTX *mem_ctx,
1327                                         DATA_BLOB *new_cookie);
1328 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1329                                        struct smb_request *smb1req,
1330                                        struct smbXsrv_open *op,
1331                                        const DATA_BLOB old_cookie,
1332                                        TALLOC_CTX *mem_ctx,
1333                                        files_struct **result,
1334                                        DATA_BLOB *new_cookie);
1335
1336 #endif /* _SMBD_PROTO_H_ */