source3/smbd/proto.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Main SMB server routines
   4  *
   5  *  Copyright (C) Andrew Tridgell                       1992-2002,2006
   6  *  Copyright (C) Jeremy Allison                        1992-2010
   7  *  Copyright (C) Volker Lendecke                       1993-2009
   8  *  Copyright (C) John H Terpstra                       1995-1998
   9  *  Copyright (C) Luke Kenneth Casson Leighton          1996-1998
  10  *  Copyright (C) Paul Ashton                           1997-1998
  11  *  Copyright (C) Tim Potter                            1999-2000
  12  *  Copyright (C) T.D.Lee@durham.ac.uk                  1999
  13  *  Copyright (C) Ying Chen                             2000
  14  *  Copyright (C) Shirish Kalele                        2000
  15  *  Copyright (C) Andrew Bartlett                       2001-2003
  16  *  Copyright (C) Alexander Bokovoy                     2002,2005
  17  *  Copyright (C) Simo Sorce                            2001-2002,2009
  18  *  Copyright (C) Andreas Gruenbacher                   2002
  19  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>       2002
  20  *  Copyright (C) Martin Pool                           2002
  21  *  Copyright (C) Luke Howard                           2003
  22  *  Copyright (C) Stefan (metze) Metzmacher             2003,2009
  23  *  Copyright (C) Steve French                          2005
  24  *  Copyright (C) Gerald (Jerry) Carter                 2006
  25  *  Copyright (C) James Peach                           2006-2007
  26  *  Copyright (C) Jelmer Vernooij                       2002-2003
  27  *  Copyright (C) Michael Adam                          2007
  28  *  Copyright (C) Rishi Srivatsavai                     2007
  29  *  Copyright (C) Tim Prouty                            2009
  30  *  Copyright (C) Gregor Beck                           2011
  31  *
  32  *  This program is free software; you can redistribute it and/or modify
  33  *  it under the terms of the GNU General Public License as published by
  34  *  the Free Software Foundation; either version 3 of the License, or
  35  *  (at your option) any later version.
  36  *
  37  *  This program is distributed in the hope that it will be useful,
  38  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  39  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  40  *  GNU General Public License for more details.
  41  *
  42  *  You should have received a copy of the GNU General Public License
  43  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  44  */
  45
  46 #ifndef _SMBD_PROTO_H_
  47 #define _SMBD_PROTO_H_
  48
  49 /* The following definitions come from smbd/signing.c  */
  50
  51 struct smbXsrv_client;
  52 struct smbXsrv_connection;
  53 struct dcesrv_context;
  54
  55 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
  56                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  57 NTSTATUS srv_calculate_sign_mac(struct smbXsrv_connection *conn,
  58                                 char *outbuf, uint32_t seqnum);
  59 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
  60 bool srv_init_signing(struct smbXsrv_connection *conn);
  61 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
  62                                 bool allowed, bool mandatory);
  63 bool srv_is_signing_active(struct smbXsrv_connection *conn);
  64 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
  65 void srv_set_signing(struct smbXsrv_connection *conn,
  66                      const DATA_BLOB user_session_key,
  67                      const DATA_BLOB response);
  68
  69 /* The following definitions come from smbd/aio.c  */
  70
  71 struct aio_extra;
  72 bool aio_write_through_requested(struct aio_extra *aio_ex);
  73 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  74                              struct smb_request *req,
  75                              files_struct *fsp, off_t startpos,
  76                              size_t smb_maxcnt);
  77 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  78                               struct smb_request *req,
  79                               files_struct *fsp, const char *data,
  80                               off_t startpos,
  81                               size_t numtowrite);
  82 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  83                                 struct smb_request *smbreq,
  84                                 files_struct *fsp,
  85                                 TALLOC_CTX *ctx,
  86                                 DATA_BLOB *preadbuf,
  87                                 off_t startpos,
  88                                 size_t smb_maxcnt);
  89 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  90                                 struct smb_request *smbreq,
  91                                 files_struct *fsp,
  92                                 uint64_t in_offset,
  93                                 DATA_BLOB in_data,
  94                                 bool write_through);
  95 bool cancel_smb2_aio(struct smb_request *smbreq);
  96 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  97
  98 /* The following definitions come from smbd/blocking.c  */
  99
 100 NTSTATUS smbd_do_locks_try(
 101         struct files_struct *fsp,
 102         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         uint16_t num_locks,
 115         struct smbd_lock_element *locks);
 116 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
 117 bool smbd_smb1_do_locks_extract_smbreq(
 118         struct tevent_req *req,
 119         TALLOC_CTX *mem_ctx,
 120         struct smb_request **psmbreq);
 121 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
 122 bool smbd_smb1_brl_finish_by_lock(
 123         struct files_struct *fsp,
 124         bool large_offset,
 125         struct smbd_lock_element lock,
 126         NTSTATUS finish_status);
 127 bool smbd_smb1_brl_finish_by_mid(
 128         struct smbd_server_connection *sconn, uint64_t mid);
 129
 130 /* The following definitions come from smbd/close.c  */
 131
 132 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 133 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 134                     enum file_close_type close_type);
 135 void msg_close_file(struct messaging_context *msg_ctx,
 136                     void *private_data,
 137                     uint32_t msg_type,
 138                     struct server_id server_id,
 139                     DATA_BLOB *data);
 140 NTSTATUS delete_all_streams(connection_struct *conn,
 141                         const struct smb_filename *smb_fname);
 142 bool recursive_rmdir(TALLOC_CTX *ctx,
 143                      connection_struct *conn,
 144                      struct smb_filename *smb_dname);
 145 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 146                               struct files_struct *fsp);
 147
 148 /* The following definitions come from smbd/conn.c  */
 149
 150 int conn_num_open(struct smbd_server_connection *sconn);
 151 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 152 connection_struct *conn_new(struct smbd_server_connection *sconn);
 153 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 154 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 155 void conn_free(connection_struct *conn);
 156 void conn_setup_case_options(connection_struct *conn);
 157 void conn_force_tdis(
 158         struct smbd_server_connection *sconn,
 159         bool (*check_fn)(struct connection_struct *conn,
 160                          void *private_data),
 161         void *private_data);
 162 void msg_force_tdis(struct messaging_context *msg,
 163                     void *private_data,
 164                     uint32_t msg_type,
 165                     struct server_id server_id,
 166                     DATA_BLOB *data);
 167 void msg_force_tdis_denied(
 168         struct messaging_context *msg,
 169         void *private_data,
 170         uint32_t msg_type,
 171         struct server_id server_id,
 172         DATA_BLOB *data);
 173
 174 /* The following definitions come from smbd/connection.c  */
 175
 176 int count_current_connections(const char *sharename, bool verify);
 177 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 178
 179 /* The following definitions come from smbd/dfree.c  */
 180
 181 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 182                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 183 void flush_dfree_cache(void);
 184
 185 /* The following definitions come from smbd/dir.c  */
 186
 187 bool init_dptrs(struct smbd_server_connection *sconn);
 188 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 189 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 190 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 191 void dptr_closecnum(connection_struct *conn);
 192 NTSTATUS dptr_create(connection_struct *conn,
 193                 struct smb_request *req,
 194                 files_struct *fsp,
 195                 bool old_handle,
 196                 bool expect_close,
 197                 uint16_t spid,
 198                 const char *wcard,
 199                 uint32_t attr,
 200                 struct dptr_struct **dptr_ret);
 201 void dptr_CloseDir(files_struct *fsp);
 202 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 203 long dptr_TellDir(struct dptr_struct *dptr);
 204 bool dptr_has_wild(struct dptr_struct *dptr);
 205 int dptr_dnum(struct dptr_struct *dptr);
 206 bool dptr_get_priv(struct dptr_struct *dptr);
 207 void dptr_set_priv(struct dptr_struct *dptr);
 208 bool dptr_case_sensitive(struct dptr_struct *dptr);
 209 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 210 bool dptr_fill(struct smbd_server_connection *sconn,
 211                char *buf1,unsigned int key);
 212 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
 213                                char *buf,int *num);
 214 struct smb_Dir;
 215 struct files_struct *dir_hnd_fetch_fsp(struct smb_Dir *dir_hnd);
 216 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 217                                        int dptr_num);
 218 bool get_dir_entry(TALLOC_CTX *ctx,
 219                 struct dptr_struct *dirptr,
 220                 const char *mask,
 221                 uint32_t dirtype,
 222                 char **pp_fname_out,
 223                 off_t *size,
 224                 uint32_t *mode,
 225                 struct timespec *date,
 226                 bool check_descend,
 227                 bool ask_sharemode);
 228 struct smb_Dir;
 229 bool is_visible_fsp(files_struct *fsp);
 230 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
 231                         connection_struct *conn,
 232                         const struct smb_filename *smb_fname,
 233                         const char *mask,
 234                         uint32_t attr);
 235 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 236                         SMB_STRUCT_STAT *sbuf, char **talloced);
 237 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 238 void SeekDir(struct smb_Dir *dirp, long offset);
 239 long TellDir(struct smb_Dir *dirp);
 240 NTSTATUS can_delete_directory(struct connection_struct *conn,
 241                                 const char *dirname);
 242 bool have_file_open_below(connection_struct *conn,
 243                         const struct smb_filename *name);
 244
 245 /* The following definitions come from smbd/dmapi.c  */
 246
 247 const void *dmapi_get_current_session(void);
 248 bool dmapi_have_session(void);
 249 bool dmapi_new_session(void);
 250 bool dmapi_destroy_session(void);
 251 uint32_t dmapi_file_flags(const char * const path);
 252
 253 /* The following definitions come from smbd/dnsregister.c  */
 254
 255 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 256                                   TALLOC_CTX *mem_ctx,
 257                                   uint16_t port);
 258
 259 /* The following definitions come from smbd/dosmode.c  */
 260
 261 mode_t unix_mode(connection_struct *conn, int dosmode,
 262                  const struct smb_filename *smb_fname,
 263                  struct smb_filename *smb_fname_parent);
 264 uint32_t dos_mode_msdfs(connection_struct *conn,
 265                       const struct smb_filename *smb_fname);
 266 uint32_t fdos_mode(struct files_struct *fsp);
 267 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 268                                     struct tevent_context *ev,
 269                                     files_struct *dir_fsp,
 270                                     struct smb_filename *smb_fname);
 271 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 272 int file_set_dosmode(connection_struct *conn,
 273                      struct smb_filename *smb_fname,
 274                      uint32_t dosmode,
 275                      struct smb_filename *parent_dir,
 276                      bool newfile);
 277 NTSTATUS file_set_sparse(connection_struct *conn,
 278                          struct files_struct *fsp,
 279                          bool sparse);
 280 int file_ntimes(connection_struct *conn,
 281                 files_struct *fsp,
 282                 struct smb_file_time *ft);
 283 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 284 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 285                                struct timespec mtime);
 286
 287 NTSTATUS fget_ea_dos_attribute(struct files_struct *fsp,
 288                               uint32_t *pattr);
 289 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 290                               const struct smb_filename *smb_fname,
 291                               uint32_t dosmode);
 292
 293 NTSTATUS set_create_timespec_ea(struct files_struct *fsp,
 294                                 struct timespec create_time);
 295
 296 struct timespec get_create_timespec(connection_struct *conn,
 297                                 struct files_struct *fsp,
 298                                 const struct smb_filename *smb_fname);
 299
 300 struct timespec get_change_timespec(connection_struct *conn,
 301                                 struct files_struct *fsp,
 302                                 const struct smb_filename *smb_fname);
 303
 304 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 305                                   DATA_BLOB blob,
 306                                   uint32_t *pattr);
 307
 308 /* The following definitions come from smbd/error.c  */
 309
 310 bool use_nt_status(void);
 311 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 312 size_t error_packet(char *outbuf,
 313                     uint8_t eclass,
 314                     uint32_t ecode,
 315                     NTSTATUS ntstatus,
 316                     int line,
 317                     const char *file);
 318 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 319                     int line, const char *file);
 320 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 321                     int line, const char *file);
 322 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 323                       NTSTATUS status, int line, const char *file);
 324 void reply_openerror(struct smb_request *req, NTSTATUS status);
 325
 326 /* The following definitions come from smbd/file_access.c  */
 327
 328 bool can_delete_file_in_directory(connection_struct *conn,
 329                         struct files_struct *dirfsp,
 330                         const struct smb_filename *smb_fname);
 331 bool can_write_to_fsp(struct files_struct *fsp);
 332 bool directory_has_default_acl_fsp(struct files_struct *fsp);
 333 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 334
 335 /* The following definitions come from smbd/fileio.c  */
 336
 337 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 338 void fsp_flush_write_time_update(struct files_struct *fsp);
 339 void trigger_write_time_update(struct files_struct *fsp);
 340 void trigger_write_time_update_immediate(struct files_struct *fsp);
 341 void mark_file_modified(files_struct *fsp);
 342 ssize_t write_file(struct smb_request *req,
 343                         files_struct *fsp,
 344                         const char *data,
 345                         off_t pos,
 346                         size_t n);
 347 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 348
 349 /* The following definitions come from smbd/filename.c  */
 350
 351 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 352 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 353 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 354                       connection_struct *conn,
 355                       const char *orig_path,
 356                       NTTIME twrp,
 357                       struct smb_filename **smb_fname,
 358                       uint32_t ucf_flags);
 359 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
 360                                     uint32_t ucf_flags,
 361                                     NTTIME twrp);
 362 int get_real_filename_full_scan(connection_struct *conn,
 363                                 const char *path,
 364                                 const char *name,
 365                                 bool mangled,
 366                                 TALLOC_CTX *mem_ctx,
 367                                 char **found_name);
 368 char *get_original_lcomp(TALLOC_CTX *ctx,
 369                         connection_struct *conn,
 370                         const char *filename_in,
 371                         uint32_t ucf_flags);
 372 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 373                         connection_struct *conn,
 374                         const char *name_in,
 375                         uint32_t ucf_flags,
 376                         NTTIME twrp,
 377                         struct smb_filename **pp_smb_fname);
 378 NTSTATUS filename_convert_smb1_search_path(TALLOC_CTX *ctx,
 379                                            connection_struct *conn,
 380                                            const char *name_in,
 381                                            uint32_t ucf_flags,
 382                                            struct smb_filename **_smb_fname_out,
 383                                            char **_mask_out);
 384
 385 /* The following definitions come from smbd/files.c  */
 386
 387 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 388                  files_struct **result);
 389 void fsp_set_gen_id(files_struct *fsp);
 390 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 391                   files_struct **result);
 392 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
 393 void file_close_conn(connection_struct *conn);
 394 bool file_init_global(void);
 395 bool file_init(struct smbd_server_connection *sconn);
 396 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 397 struct files_struct *files_forall(
 398         struct smbd_server_connection *sconn,
 399         struct files_struct *(*fn)(struct files_struct *fsp,
 400                                    void *private_data),
 401         void *private_data);
 402 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 403 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 404                             struct file_id id, unsigned long gen_id);
 405 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 406                                  struct file_id id,
 407                                  bool need_fsa);
 408 files_struct *file_find_di_next(files_struct *start_fsp,
 409                                  bool need_fsa);
 410 struct files_struct *file_find_one_fsp_from_lease_key(
 411         struct smbd_server_connection *sconn,
 412         const struct smb2_lease_key *lease_key);
 413 bool file_find_subpath(files_struct *dir_fsp);
 414 void file_free(struct smb_request *req, files_struct *fsp);
 415 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 416 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 417                                   uint64_t persistent_id,
 418                                   uint64_t volatile_id);
 419 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 420                                    uint64_t persistent_id,
 421                                    uint64_t volatile_id);
 422 NTSTATUS dup_file_fsp(
 423         struct smb_request *req,
 424         files_struct *from,
 425         uint32_t access_mask,
 426         uint32_t create_options,
 427         files_struct *to);
 428 NTSTATUS file_name_hash(connection_struct *conn,
 429                         const char *name, uint32_t *p_name_hash);
 430 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 431                            const struct smb_filename *smb_fname_in);
 432 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 433 void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp);
 434
 435 NTSTATUS create_internal_fsp(connection_struct *conn,
 436                              const struct smb_filename *smb_fname,
 437                              struct files_struct **_fsp);
 438 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 439                                 const struct smb_filename *smb_dname,
 440                                 struct files_struct **_fsp);
 441
 442 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 443                               const struct smb_filename *smb_dname,
 444                               int open_flags,
 445                               struct files_struct **_fsp);
 446
 447 NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp,
 448                             struct smb_filename *smb_fname);
 449
 450 void smb_fname_fsp_unlink(struct smb_filename *smb_fname);
 451
 452 NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 453                                  struct smb_filename *smb_fname_src);
 454
 455 NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx,
 456                            struct files_struct *dirfsp,
 457                            const char *base_name,
 458                            const char *stream_name,
 459                            const SMB_STRUCT_STAT *psbuf,
 460                            NTTIME twrp,
 461                            uint32_t flags,
 462                            struct smb_filename **_smb_fname);
 463
 464 NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx,
 465                         struct files_struct *dirfsp,
 466                         const struct smb_filename *smb_fname,
 467                         struct smb_filename **_parent,
 468                         struct smb_filename **_atname);
 469
 470 /* The following definitions come from smbd/ipc.c  */
 471
 472 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 473 void send_trans_reply(connection_struct *conn,
 474                       struct smb_request *req,
 475                       char *rparam, int rparam_len,
 476                       char *rdata, int rdata_len,
 477                       bool buffer_too_large);
 478 void reply_trans(struct smb_request *req);
 479 void reply_transs(struct smb_request *req);
 480
 481 /* The following definitions come from smbd/lanman.c  */
 482
 483 void api_reply(connection_struct *conn, uint64_t vuid,
 484                struct smb_request *req,
 485                char *data, char *params,
 486                int tdscnt, int tpscnt,
 487                int mdrcnt, int mprcnt);
 488
 489 /* The following definitions come from smbd/mangle.c  */
 490
 491 void mangle_reset_cache(void);
 492 void mangle_change_to_posix(void);
 493 bool mangle_is_mangled(const char *s, const struct share_params *p);
 494 bool mangle_is_8_3(const char *fname, bool check_case,
 495                    const struct share_params *p);
 496 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 497                              const struct share_params *p);
 498 bool mangle_must_mangle(const char *fname,
 499                    const struct share_params *p);
 500 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 501                         const char *in,
 502                         char **out, /* talloced on the given context. */
 503                         const struct share_params *p);
 504 bool name_to_8_3(const char *in,
 505                 char out[13],
 506                 bool cache83,
 507                 const struct share_params *p);
 508
 509 /* The following definitions come from smbd/mangle_hash.c  */
 510
 511 const struct mangle_fns *mangle_hash_init(void);
 512
 513 /* The following definitions come from smbd/mangle_hash2.c  */
 514
 515 const struct mangle_fns *mangle_hash2_init(void);
 516 const struct mangle_fns *posix_mangle_init(void);
 517
 518 /* The following definitions come from smbd/message.c  */
 519
 520 void reply_sends(struct smb_request *req);
 521 void reply_sendstrt(struct smb_request *req);
 522 void reply_sendtxt(struct smb_request *req);
 523 void reply_sendend(struct smb_request *req);
 524
 525 /* The following definitions come from smbd/msdfs.c  */
 526
 527 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 528                         bool shuffle_referrals,
 529                         const char *target,
 530                         struct referral **preflist,
 531                         size_t *refcount);
 532 bool is_msdfs_link(struct files_struct *dirfsp,
 533                    struct smb_filename *smb_fname);
 534 struct junction_map;
 535 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 536                            struct auth_session_info *session_info,
 537                            const char *dfs_path,
 538                            const struct tsocket_address *remote_address,
 539                            const struct tsocket_address *local_address,
 540                            bool allow_broken_path,
 541                            struct junction_map *jucn,
 542                            int *consumedcntp,
 543                            bool *self_referralp);
 544 int setup_dfs_referral(connection_struct *orig_conn,
 545                         const char *dfs_path,
 546                         int max_referral_level,
 547                         char **ppdata, NTSTATUS *pstatus);
 548 bool create_junction(TALLOC_CTX *ctx,
 549                 const char *dfs_path,
 550                 bool allow_broken_path,
 551                 struct junction_map *jucn);
 552 struct referral;
 553 char *msdfs_link_string(TALLOC_CTX *ctx,
 554                 const struct referral *reflist,
 555                 size_t referral_count);
 556 bool create_msdfs_link(const struct junction_map *jucn,
 557                        struct auth_session_info *session_info);
 558 bool remove_msdfs_link(const struct junction_map *jucn,
 559                        struct auth_session_info *session_info);
 560
 561 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 562                                       struct auth_session_info *session_info,
 563                                       size_t *p_num_jn);
 564 NTSTATUS dfs_redirect(TALLOC_CTX *ctx,
 565                         connection_struct *conn,
 566                         const char *name_in,
 567                         uint32_t ucf_flags,
 568                         bool allow_broken_path,
 569                         NTTIME *twrp,
 570                         char **pp_name_out);
 571 struct connection_struct;
 572 struct smb_filename;
 573
 574 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx,
 575                                 struct tevent_context *ev,
 576                                 struct messaging_context *msg,
 577                                 const struct auth_session_info *session_info,
 578                                 int snum,
 579                                 const char *path,
 580                                 struct connection_struct **c);
 581 struct conn_struct_tos {
 582         struct connection_struct *conn;
 583         struct smb_filename *oldcwd_fname;
 584 };
 585 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 586                                 int snum,
 587                                 const char *path,
 588                                 const struct auth_session_info *session_info,
 589                                 struct conn_struct_tos **_c);
 590 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 591                                     int snum,
 592                                     const char *path,
 593                                     const struct auth_session_info *session_info,
 594                                     struct conn_struct_tos **_c);
 595
 596 /* The following definitions come from smbd/negprot.c  */
 597
 598 void reply_negprot(struct smb_request *req);
 599
 600 /* The following definitions come from smbd/notify.c  */
 601
 602 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 603 void change_notify_reply(struct smb_request *req,
 604                          NTSTATUS error_code,
 605                          uint32_t max_param,
 606                          struct notify_change_buf *notify_buf,
 607                          void (*reply_fn)(struct smb_request *req,
 608                                           NTSTATUS error_code,
 609                                           uint8_t *buf, size_t len));
 610 void notify_callback(struct smbd_server_connection *sconn,
 611                      void *private_data, struct timespec when,
 612                      const struct notify_event *e);
 613 NTSTATUS change_notify_create(struct files_struct *fsp,
 614                               uint32_t max_buffer_size,
 615                               uint32_t filter,
 616                               bool recursive);
 617 NTSTATUS change_notify_add_request(struct smb_request *req,
 618                                 uint32_t max_param,
 619                                 uint32_t filter, bool recursive,
 620                                 struct files_struct *fsp,
 621                                 void (*reply_fn)(struct smb_request *req,
 622                                         NTSTATUS error_code,
 623                                         uint8_t *buf, size_t len));
 624 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 625                                 void *private_data, uint32_t msg_type,
 626                                 struct server_id server_id, DATA_BLOB *data);
 627 void smbd_notifyd_restarted(struct messaging_context *msg,
 628                             void *private_data, uint32_t msg_type,
 629                             struct server_id server_id, DATA_BLOB *data);
 630 bool remove_pending_change_notify_requests_by_mid(
 631         struct smbd_server_connection *sconn, uint64_t mid);
 632 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 633                                                   NTSTATUS status);
 634 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 635                   const char *path);
 636 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 637 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 638                                                      struct tevent_context *ev);
 639
 640 /* The following definitions come from smbd/notify_inotify.c  */
 641
 642 int inotify_watch(TALLOC_CTX *mem_ctx,
 643                   struct sys_notify_context *ctx,
 644                   const char *path,
 645                   uint32_t *filter,
 646                   uint32_t *subdir_filter,
 647                   void (*callback)(struct sys_notify_context *ctx,
 648                                    void *private_data,
 649                                    struct notify_event *ev,
 650                                    uint32_t filter),
 651                   void *private_data,
 652                   void *handle_p);
 653
 654 int fam_watch(TALLOC_CTX *mem_ctx,
 655               struct sys_notify_context *ctx,
 656               const char *path,
 657               uint32_t *filter,
 658               uint32_t *subdir_filter,
 659               void (*callback)(struct sys_notify_context *ctx,
 660                                void *private_data,
 661                                struct notify_event *ev,
 662                                uint32_t filter),
 663               void *private_data,
 664               void *handle_p);
 665
 666
 667 /* The following definitions come from smbd/notify_internal.c  */
 668
 669 struct notify_context *notify_init(
 670         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 671         struct smbd_server_connection *sconn,
 672         void (*callback)(struct smbd_server_connection *sconn,
 673                          void *, struct timespec,
 674                          const struct notify_event *));
 675 NTSTATUS notify_add(struct notify_context *ctx,
 676                     const char *path, uint32_t filter, uint32_t subdir_filter,
 677                     void *private_data);
 678 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 679                        char *path);
 680 void notify_trigger(struct notify_context *notify,
 681                     uint32_t action, uint32_t filter,
 682                     const char *dir, const char *path);
 683
 684 /* The following definitions come from smbd/ntquotas.c  */
 685
 686 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 687                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 688 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 689 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 690 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 691
 692 /* The following definitions come from smbd/nttrans.c  */
 693
 694 void reply_ntcreate_and_X(struct smb_request *req);
 695 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 696                        uint32_t security_info_sent);
 697 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 698                        uint32_t security_info_sent);
 699 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 700 void reply_ntcancel(struct smb_request *req);
 701 void reply_ntrename(struct smb_request *req);
 702 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 703                                         TALLOC_CTX *mem_ctx,
 704                                         files_struct *fsp,
 705                                         uint32_t security_info_wanted,
 706                                         uint32_t max_data_count,
 707                                         uint8_t **ppmarshalled_sd,
 708                                         size_t *psd_size);
 709 NTSTATUS copy_internals(TALLOC_CTX *ctx,
 710                         connection_struct *conn,
 711                         struct smb_request *req,
 712                         struct smb_filename *smb_fname_src,
 713                         struct smb_filename *smb_fname_dst,
 714                         uint32_t attrs);
 715 #ifdef HAVE_SYS_QUOTAS
 716
 717 struct smb2_query_quota_info;
 718
 719 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 720                                      files_struct *fsp,
 721                                      bool restart_scan,
 722                                      bool return_single,
 723                                      uint32_t sid_list_length,
 724                                      DATA_BLOB *sidbuffer,
 725                                      uint32_t max_data_count,
 726                                      uint8_t **p_data,
 727                                      uint32_t *p_data_size);
 728 #endif
 729 void reply_nttrans(struct smb_request *req);
 730 void reply_nttranss(struct smb_request *req);
 731
 732 /* The following definitions come from smbd/open.c  */
 733
 734 NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp,
 735                                       struct files_struct *fsp,
 736                                       bool use_privs,
 737                                       uint32_t access_mask);
 738 NTSTATUS check_parent_access_fsp(struct files_struct *fsp,
 739                                 uint32_t access_mask);
 740 NTSTATUS fd_openat(const struct files_struct *dirfsp,
 741                    struct smb_filename *smb_fname,
 742                    files_struct *fsp,
 743                    int flags, mode_t mode);
 744 NTSTATUS fd_close(files_struct *fsp);
 745 bool is_oplock_stat_open(uint32_t access_mask);
 746 bool is_lease_stat_open(uint32_t access_mask);
 747 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 748                             const struct file_id *id,
 749                             const struct share_mode_entry *exclusive,
 750                             uint16_t break_to);
 751 struct deferred_open_record;
 752 bool is_deferred_open_async(const struct deferred_open_record *rec);
 753 bool defer_smb1_sharing_violation(struct smb_request *req);
 754 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 755                           struct smb_filename *smb_dname);
 756 void msg_file_was_renamed(struct messaging_context *msg,
 757                           void *private_data,
 758                           uint32_t msg_type,
 759                           struct server_id server_id,
 760                           DATA_BLOB *data);
 761 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 762                                  const struct smb2_lease_key *key,
 763                                  uint32_t current_state,
 764                                  uint16_t lease_version,
 765                                  uint16_t lease_epoch);
 766 NTSTATUS create_file_default(connection_struct *conn,
 767                              struct smb_request *req,
 768                              struct smb_filename * smb_fname,
 769                              uint32_t access_mask,
 770                              uint32_t share_access,
 771                              uint32_t create_disposition,
 772                              uint32_t create_options,
 773                              uint32_t file_attributes,
 774                              uint32_t oplock_request,
 775                              const struct smb2_lease *lease,
 776                              uint64_t allocation_size,
 777                              uint32_t private_flags,
 778                              struct security_descriptor *sd,
 779                              struct ea_list *ea_list,
 780                              files_struct **result,
 781                              int *pinfo,
 782                              const struct smb2_create_blobs *in_context_blobs,
 783                              struct smb2_create_blobs *out_context_blobs);
 784
 785 /* The following definitions come from smbd/oplock.c  */
 786
 787 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
 788
 789 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 790 NTSTATUS set_file_oplock(files_struct *fsp);
 791 bool remove_oplock(files_struct *fsp);
 792 bool downgrade_oplock(files_struct *fsp);
 793 bool fsp_lease_update(struct files_struct *fsp);
 794 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
 795                         uint32_t num_file_ids,
 796                         const struct file_id *ids,
 797                         const struct smb2_lease_key *key,
 798                         uint32_t lease_state);
 799 void contend_level2_oplocks_begin(files_struct *fsp,
 800                                   enum level2_contention_type type);
 801 void contend_level2_oplocks_end(files_struct *fsp,
 802                                 enum level2_contention_type type);
 803 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 804                                   enum level2_contention_type type);
 805 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 806                                 enum level2_contention_type type);
 807 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 808                                  const struct share_mode_entry *e);
 809 void message_to_share_mode_entry(struct file_id *id,
 810                                  struct share_mode_entry *e,
 811                                  const char *msg);
 812 bool init_oplocks(struct smbd_server_connection *sconn);
 813 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 814
 815 /* The following definitions come from smbd/oplock_linux.c  */
 816
 817 int linux_set_lease_sighandler(int fd);
 818 int linux_setlease(int fd, int leasetype);
 819 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 820
 821 /* The following definitions come from smbd/password.c  */
 822
 823 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 824 int register_homes_share(const char *username);
 825
 826 /* The following definitions come from smbd/pipes.c  */
 827
 828 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 829                       struct files_struct **pfsp);
 830 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 831 void reply_pipe_write(struct smb_request *req);
 832 void reply_pipe_write_and_X(struct smb_request *req);
 833 void reply_pipe_read_and_X(struct smb_request *req);
 834
 835 /* The following definitions come from smbd/posix_acls.c  */
 836
 837 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 838 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 839 uint32_t map_canon_ace_perms(int snum,
 840                                 enum security_ace_type *pacl_type,
 841                                 mode_t perms,
 842                                 bool directory_ace);
 843 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 844 bool current_user_in_group(connection_struct *conn, gid_t gid);
 845 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 846 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 847                            TALLOC_CTX *mem_ctx,
 848                            struct security_descriptor **ppdesc);
 849 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 850 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 851 int get_acl_group_bits( connection_struct *conn,
 852                         const struct smb_filename *smb_fname,
 853                         mode_t *mode);
 854 int inherit_access_posix_acl(connection_struct *conn,
 855                         struct smb_filename *inherit_from_dir,
 856                         const struct smb_filename *smb_fname,
 857                         mode_t mode);
 858 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 859                                 files_struct *fsp,
 860                                 uint16_t num_def_acls, const char *pdata);
 861 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 862                                 uint16_t num_acls,
 863                                 const char *pdata);
 864 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 865                                 const struct smb_filename *smb_fname,
 866                                 TALLOC_CTX *mem_ctx,
 867                                 char **blob_description,
 868                                 DATA_BLOB *blob);
 869 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 870                               files_struct *fsp,
 871                               TALLOC_CTX *mem_ctx,
 872                               char **blob_description,
 873                               DATA_BLOB *blob);
 874
 875 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 876
 877 const struct enum_list *get_default_acl_style_list(void);
 878
 879 NTSTATUS make_default_filesystem_acl(
 880         TALLOC_CTX *ctx,
 881         enum default_acl_style acl_style,
 882         const char *name,
 883         const SMB_STRUCT_STAT *psbuf,
 884         struct security_descriptor **ppdesc);
 885
 886 /* The following definitions come from smbd/process.c  */
 887
 888 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 889                   bool no_signing, uint32_t seqnum,
 890                   bool do_encrypt,
 891                   struct smb_perfcount_data *pcd);
 892 size_t srv_set_message(char *buf,
 893                        size_t num_words,
 894                        size_t num_bytes,
 895                        bool zero);
 896 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 897                                       uint64_t mid);
 898 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 899                                         uint64_t mid);
 900 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 901 bool get_deferred_open_message_state(struct smb_request *smbreq,
 902                                 struct timeval *p_request_time,
 903                                 struct deferred_open_record **open_rec);
 904 bool push_deferred_open_message_smb(struct smb_request *req,
 905                                     struct timeval timeout,
 906                                     struct file_id id,
 907                                     struct deferred_open_record *open_rec);
 908 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 909 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 910 void smb_request_done(struct smb_request *req);
 911 const char *smb_fn_name(int type);
 912 void add_to_common_flags2(uint32_t v);
 913 void remove_from_common_flags2(uint32_t v);
 914 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 915 bool smb1_is_chain(const uint8_t *buf);
 916 bool smb1_walk_chain(const uint8_t *buf,
 917                      bool (*fn)(uint8_t cmd,
 918                                 uint8_t wct, const uint16_t *vwv,
 919                                 uint16_t num_bytes, const uint8_t *bytes,
 920                                 void *private_data),
 921                      void *private_data);
 922 unsigned smb1_chain_length(const uint8_t *buf);
 923 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 924                       struct smbXsrv_connection *xconn,
 925                       bool encrypted, uint32_t seqnum,
 926                       struct smb_request ***reqs, unsigned *num_reqs);
 927 bool req_is_in_chain(const struct smb_request *req);
 928 void smbd_process(struct tevent_context *ev_ctx,
 929                   struct messaging_context *msg_ctx,
 930                   int sock_fd,
 931                   bool interactive);
 932 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 933
 934 /* The following definitions come from smbd/quotas.c  */
 935
 936 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 937                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 938
 939 /* The following definitions come from smbd/reply.c  */
 940
 941 NTSTATUS check_path_syntax(char *path);
 942 NTSTATUS check_path_syntax_posix(char *path);
 943 size_t srvstr_get_path(TALLOC_CTX *ctx,
 944                         const char *inbuf,
 945                         uint16_t smb_flags2,
 946                         char **pp_dest,
 947                         const char *src,
 948                         size_t src_len,
 949                         int flags,
 950                         NTSTATUS *err);
 951 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 952                         const char *inbuf,
 953                         uint16_t smb_flags2,
 954                         char **pp_dest,
 955                         const char *src,
 956                         size_t src_len,
 957                         int flags,
 958                         NTSTATUS *err);
 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,
 987                         struct smb_request *req,
 988                         uint32_t dirtype,
 989                         struct smb_filename *smb_fname);
 990 void reply_unlink(struct smb_request *req);
 991 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 992                       off_t startpos, size_t nread);
 993 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 994                             files_struct *fsp,
 995                             ssize_t nread,
 996                             size_t headersize,
 997                             size_t smb_maxcnt);
 998 void reply_readbraw(struct smb_request *req);
 999 void reply_lockread(struct smb_request *req);
1000 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
1001 void reply_read(struct smb_request *req);
1002 void reply_read_and_X(struct smb_request *req);
1003 void error_to_writebrawerr(struct smb_request *req);
1004 void reply_writebraw(struct smb_request *req);
1005 void reply_writeunlock(struct smb_request *req);
1006 void reply_write(struct smb_request *req);
1007 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
1008                             const uint8_t *inbuf);
1009 void reply_write_and_X(struct smb_request *req);
1010 void reply_lseek(struct smb_request *req);
1011 void reply_flush(struct smb_request *req);
1012 void reply_exit(struct smb_request *req);
1013 void reply_close(struct smb_request *req);
1014 void reply_writeclose(struct smb_request *req);
1015 void reply_lock(struct smb_request *req);
1016 void reply_unlock(struct smb_request *req);
1017 void reply_tdis(struct smb_request *req);
1018 void reply_echo(struct smb_request *req);
1019 void reply_printopen(struct smb_request *req);
1020 void reply_printclose(struct smb_request *req);
1021 void reply_printqueue(struct smb_request *req);
1022 void reply_printwrite(struct smb_request *req);
1023 void reply_mkdir(struct smb_request *req);
1024 void reply_rmdir(struct smb_request *req);
1025 NTSTATUS rename_internals_fsp(connection_struct *conn,
1026                         files_struct *fsp,
1027                         struct smb_filename *smb_fname_dst_in,
1028                         const char *dst_original_lcomp,
1029                         uint32_t attrs,
1030                         bool replace_if_exists);
1031 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1032                         connection_struct *conn,
1033                         struct smb_request *req,
1034                         struct smb_filename *smb_fname_src,
1035                         struct smb_filename *smb_fname_dst,
1036                         const char *dst_original_lcomp,
1037                         uint32_t attrs,
1038                         bool replace_if_exists,
1039                         uint32_t access_mask);
1040 void reply_mv(struct smb_request *req);
1041 NTSTATUS copy_file(TALLOC_CTX *ctx,
1042                         connection_struct *conn,
1043                         struct smb_filename *smb_fname_src,
1044                         struct smb_filename *smb_fname_dst,
1045                         int ofun,
1046                         int count,
1047                         bool target_is_directory);
1048 void reply_copy(struct smb_request *req);
1049 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1050                     bool large_file_format);
1051 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1052                         bool large_file_format);
1053 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1054                          bool large_file_format);
1055 void reply_lockingX(struct smb_request *req);
1056 void reply_readbmpx(struct smb_request *req);
1057 void reply_readbs(struct smb_request *req);
1058 void reply_setattrE(struct smb_request *req);
1059 void reply_writebmpx(struct smb_request *req);
1060 void reply_writebs(struct smb_request *req);
1061 void reply_getattrE(struct smb_request *req);
1062
1063 /* The following definitions come from smbd/seal.c  */
1064
1065 bool is_encrypted_packet(const uint8_t *inbuf);
1066 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1067 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1068 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1069                             char **buf_out);
1070 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1071                                         unsigned char **ppdata,
1072                                         size_t *p_data_size,
1073                                         unsigned char **pparam,
1074                                         size_t *p_param_size);
1075 NTSTATUS srv_encryption_start(connection_struct *conn);
1076 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1077
1078 /* The following definitions come from smbd/sec_ctx.c  */
1079
1080 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1081 bool push_sec_ctx(void);
1082 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1083 void set_root_sec_ctx(void);
1084 bool pop_sec_ctx(void);
1085 void init_sec_ctx(void);
1086 const struct security_token *sec_ctx_active_token(void);
1087
1088 /* The following definitions come from smbd/server.c  */
1089
1090 struct memcache *smbd_memcache(void);
1091 bool snum_is_shared_printer(int snum);
1092 void delete_and_reload_printers(void);
1093 bool reload_services(struct smbd_server_connection *sconn,
1094                      bool (*snumused) (struct smbd_server_connection *, int),
1095                      bool test);
1096
1097 /* The following definitions come from smbd/server_exit.c  */
1098
1099 void smbd_exit_server(const char *reason) _NORETURN_;
1100 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1101
1102 /* The following definitions come from smbd/service.c  */
1103
1104 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1105 bool canonicalize_connect_path(connection_struct *conn);
1106 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1107 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1108 bool chdir_current_service(connection_struct *conn);
1109 void load_registry_shares(void);
1110 int add_home_service(const char *service, const char *username, const char *homedir);
1111 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1112 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1113                                         struct smbXsrv_tcon *tcon,
1114                                         int snum,
1115                                         const char *pdev,
1116                                         NTSTATUS *pstatus);
1117 connection_struct *make_connection(struct smb_request *req,
1118                                    NTTIME now,
1119                                    const char *service_in,
1120                                    const char *pdev, uint64_t vuid,
1121                                    NTSTATUS *status);
1122 void close_cnum(connection_struct *conn, uint64_t vuid);
1123
1124 /* The following definitions come from smbd/session.c  */
1125 struct sessionid;
1126 struct smbXsrv_session;
1127 bool session_init(void);
1128 bool session_claim(struct smbXsrv_session *session);
1129 void session_yield(struct smbXsrv_session *session);
1130 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1131 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1132                   const char *machine, struct sessionid **session_list);
1133
1134 /* The following definitions come from smbd/sesssetup.c  */
1135
1136 void reply_sesssetup_and_X(struct smb_request *req);
1137
1138 /* The following definitions come from smbd/share_access.c  */
1139
1140 bool token_contains_name_in_list(const char *username,
1141                                  const char *domain,
1142                                  const char *sharename,
1143                                  const struct security_token *token,
1144                                  const char **list);
1145 bool user_ok_token(const char *username, const char *domain,
1146                    const struct security_token *token, int snum);
1147 bool is_share_read_only_for_token(const char *username,
1148                                   const char *domain,
1149                                   const struct security_token *token,
1150                                   connection_struct *conn);
1151
1152 /* The following definitions come from smbd/srvstr.c  */
1153
1154 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1155                       const char *src, int dest_len, int flags, size_t *ret_len);
1156 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1157
1158 /* The following definitions come from smbd/statcache.c  */
1159
1160 void stat_cache_add( const char *full_orig_name,
1161                 const char *translated_path,
1162                 NTTIME twrp,
1163                 bool case_sensitive);
1164 bool stat_cache_lookup(connection_struct *conn,
1165                         char **pp_name,
1166                         char **pp_dirpath,
1167                         char **pp_start,
1168                         NTTIME twrp,
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 bool reset_stat_cache( void );
1176
1177 /* The following definitions come from smbd/statvfs.c  */
1178
1179 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1180
1181 /* The following definitions come from smbd/trans2.c  */
1182
1183 NTSTATUS refuse_symlink_fsp(const struct files_struct *fsp);
1184 NTSTATUS check_access_fsp(struct files_struct *fsp,
1185                           uint32_t access_mask);
1186 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1187 bool samba_private_attr_name(const char *unix_ea_name);
1188 NTSTATUS get_ea_value_fsp(TALLOC_CTX *mem_ctx,
1189                           files_struct *fsp,
1190                           const char *ea_name,
1191                           struct ea_struct *pea);
1192 NTSTATUS get_ea_names_from_fsp(TALLOC_CTX *mem_ctx,
1193                         files_struct *fsp,
1194                         char ***pnames,
1195                         size_t *pnum_names);
1196 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1197                 struct ea_list *ea_list);
1198 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1199 void send_trans2_replies(connection_struct *conn,
1200                         struct smb_request *req,
1201                         NTSTATUS status,
1202                          const char *params,
1203                          int paramsize,
1204                          const char *pdata,
1205                          int datasize,
1206                          int max_data_bytes);
1207 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1208 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1209                 connection_struct *conn,
1210                 struct smb_request *req,
1211                 bool overwrite_if_exists,
1212                 const struct smb_filename *smb_fname_old,
1213                 struct smb_filename *smb_fname_new);
1214 NTSTATUS smb_set_file_time(connection_struct *conn,
1215                            files_struct *fsp,
1216                            struct smb_filename *smb_fname,
1217                            struct smb_file_time *ft,
1218                            bool setting_write_time);
1219 void reply_findclose(struct smb_request *req);
1220 void reply_findnclose(struct smb_request *req);
1221 void reply_trans2(struct smb_request *req);
1222 void reply_transs2(struct smb_request *req);
1223
1224 enum perm_type {
1225         PERM_NEW_FILE,
1226         PERM_NEW_DIR,
1227         PERM_EXISTING_FILE,
1228         PERM_EXISTING_DIR
1229 };
1230
1231 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1232                               const SMB_STRUCT_STAT *psbuf,
1233                               uint32_t perms,
1234                               enum perm_type ptype,
1235                               mode_t *ret_perms);
1236
1237 /* The following definitions come from smbd/uid.c  */
1238
1239 bool change_to_guest(void);
1240 NTSTATUS check_user_share_access(connection_struct *conn,
1241                                 const struct auth_session_info *session_info,
1242                                 uint32_t *p_share_access,
1243                                 bool *p_readonly_share);
1244 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1245 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1246 bool smbd_change_to_root_user(void);
1247 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1248 bool smbd_unbecome_authenticated_pipe_user(void);
1249 void become_root(void);
1250 void unbecome_root(void);
1251 void smbd_become_root(void);
1252 void smbd_unbecome_root(void);
1253 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1254 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1255 bool become_user_without_service_by_session(connection_struct *conn,
1256                             const struct auth_session_info *session_info);
1257 bool unbecome_user_without_service(void);
1258 uid_t get_current_uid(connection_struct *conn);
1259 gid_t get_current_gid(connection_struct *conn);
1260 const struct security_unix_token *get_current_utok(connection_struct *conn);
1261 const struct security_token *get_current_nttok(connection_struct *conn);
1262
1263 /* The following definitions come from smbd/utmp.c  */
1264
1265 void sys_utmp_claim(const char *username, const char *hostname,
1266                     const char *id_str, int id_num);
1267 void sys_utmp_yield(const char *username, const char *hostname,
1268                     const char *id_str, int id_num);
1269
1270 /* The following definitions come from smbd/vfs.c  */
1271
1272 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1273 bool smbd_vfs_init(connection_struct *conn);
1274 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1275 bool vfs_valid_pread_range(off_t offset, size_t length);
1276 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1277 ssize_t vfs_pwrite_data(struct smb_request *req,
1278                         files_struct *fsp,
1279                         const char *buffer,
1280                         size_t N,
1281                         off_t offset);
1282 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1283 int vfs_set_filelen(files_struct *fsp, off_t len);
1284 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1285 int vfs_fill_sparse(files_struct *fsp, off_t len);
1286 int vfs_set_blocking(files_struct *fsp, bool set);
1287 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1288 const char *vfs_readdirname(connection_struct *conn,
1289                             struct files_struct *dirfsp,
1290                             void *p,
1291                             SMB_STRUCT_STAT *sbuf,
1292                             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 int vfs_stat(struct connection_struct *conn,
1300              struct smb_filename *smb_fname);
1301 int vfs_stat_smb_basename(struct connection_struct *conn,
1302                         const struct smb_filename *smb_fname_in,
1303                         SMB_STRUCT_STAT *psbuf);
1304 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1305 NTSTATUS vfs_fstreaminfo(struct files_struct *fsp,
1306                         TALLOC_CTX *mem_ctx,
1307                         unsigned int *num_streams,
1308                         struct stream_struct **streams);
1309 void init_smb_file_time(struct smb_file_time *ft);
1310 int vfs_fake_fd(void);
1311 int vfs_fake_fd_close(int fd);
1312
1313 /* The following definitions come from smbd/avahi_register.c */
1314
1315 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1316                            uint16_t port);
1317
1318 /* The following definitions come from smbd/smb2_create.c */
1319
1320 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1321                                     TALLOC_CTX *mem_ctx,
1322                                     DATA_BLOB *cookie_blob);
1323 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1324                                         const DATA_BLOB old_cookie,
1325                                         TALLOC_CTX *mem_ctx,
1326                                         DATA_BLOB *new_cookie);
1327 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1328                                        struct smb_request *smb1req,
1329                                        struct smbXsrv_open *op,
1330                                        const DATA_BLOB old_cookie,
1331                                        TALLOC_CTX *mem_ctx,
1332                                        files_struct **result,
1333                                        DATA_BLOB *new_cookie);
1334
1335 #endif /* _SMBD_PROTO_H_ */