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_smb(struct smb_request *req,
 134                         struct files_struct *fsp,
 135                         enum file_close_type close_type);
 136 NTSTATUS close_file_free(struct smb_request *req,
 137                          struct files_struct **_fsp,
 138                          enum file_close_type close_type);
 139 void msg_close_file(struct messaging_context *msg_ctx,
 140                     void *private_data,
 141                     uint32_t msg_type,
 142                     struct server_id server_id,
 143                     DATA_BLOB *data);
 144 NTSTATUS delete_all_streams(connection_struct *conn,
 145                         const struct smb_filename *smb_fname);
 146 bool recursive_rmdir(TALLOC_CTX *ctx,
 147                      connection_struct *conn,
 148                      struct smb_filename *smb_dname);
 149 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 150                               struct files_struct *fsp);
 151
 152 /* The following definitions come from smbd/conn.c  */
 153
 154 int conn_num_open(struct smbd_server_connection *sconn);
 155 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 156 connection_struct *conn_new(struct smbd_server_connection *sconn);
 157 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 158 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 159 void conn_free(connection_struct *conn);
 160 void conn_setup_case_options(connection_struct *conn);
 161 void conn_force_tdis(
 162         struct smbd_server_connection *sconn,
 163         bool (*check_fn)(struct connection_struct *conn,
 164                          void *private_data),
 165         void *private_data);
 166 void msg_force_tdis(struct messaging_context *msg,
 167                     void *private_data,
 168                     uint32_t msg_type,
 169                     struct server_id server_id,
 170                     DATA_BLOB *data);
 171 void msg_force_tdis_denied(
 172         struct messaging_context *msg,
 173         void *private_data,
 174         uint32_t msg_type,
 175         struct server_id server_id,
 176         DATA_BLOB *data);
 177
 178 /* The following definitions come from smbd/connection.c  */
 179
 180 int count_current_connections(const char *sharename, bool verify);
 181 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 182
 183 /* The following definitions come from smbd/dfree.c  */
 184
 185 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 186                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 187 void flush_dfree_cache(void);
 188
 189 /* The following definitions come from smbd/dir.c  */
 190
 191 bool init_dptrs(struct smbd_server_connection *sconn);
 192 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 193 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 194 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 195 void dptr_closecnum(connection_struct *conn);
 196 NTSTATUS dptr_create(connection_struct *conn,
 197                 struct smb_request *req,
 198                 files_struct *fsp,
 199                 bool old_handle,
 200                 bool expect_close,
 201                 uint16_t spid,
 202                 const char *wcard,
 203                 uint32_t attr,
 204                 struct dptr_struct **dptr_ret);
 205 void dptr_CloseDir(files_struct *fsp);
 206 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 207 long dptr_TellDir(struct dptr_struct *dptr);
 208 bool dptr_has_wild(struct dptr_struct *dptr);
 209 int dptr_dnum(struct dptr_struct *dptr);
 210 bool dptr_get_priv(struct dptr_struct *dptr);
 211 void dptr_set_priv(struct dptr_struct *dptr);
 212 bool dptr_case_sensitive(struct dptr_struct *dptr);
 213 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 214 bool dptr_fill(struct smbd_server_connection *sconn,
 215                char *buf1,unsigned int key);
 216 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
 217                                char *buf,int *num);
 218 struct smb_Dir;
 219 struct files_struct *dir_hnd_fetch_fsp(struct smb_Dir *dir_hnd);
 220 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 221                                        int dptr_num);
 222 bool get_dir_entry(TALLOC_CTX *ctx,
 223                 struct dptr_struct *dirptr,
 224                 const char *mask,
 225                 uint32_t dirtype,
 226                 char **pp_fname_out,
 227                 off_t *size,
 228                 uint32_t *mode,
 229                 struct timespec *date,
 230                 bool check_descend,
 231                 bool ask_sharemode);
 232 struct smb_Dir;
 233 bool is_visible_fsp(files_struct *fsp);
 234 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
 235                         connection_struct *conn,
 236                         const struct smb_filename *smb_fname,
 237                         const char *mask,
 238                         uint32_t attr);
 239 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 240                         SMB_STRUCT_STAT *sbuf, char **talloced);
 241 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 242 void SeekDir(struct smb_Dir *dirp, long offset);
 243 long TellDir(struct smb_Dir *dirp);
 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 fdos_mode(struct files_struct *fsp);
 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,
 285                 files_struct *fsp,
 286                 struct smb_file_time *ft);
 287 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 288 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 289                                struct timespec mtime);
 290
 291 NTSTATUS fget_ea_dos_attribute(struct files_struct *fsp,
 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(struct files_struct *fsp,
 298                                 struct timespec create_time);
 299
 300 struct timespec get_create_timespec(connection_struct *conn,
 301                                 struct files_struct *fsp,
 302                                 const struct smb_filename *smb_fname);
 303
 304 struct timespec get_change_timespec(connection_struct *conn,
 305                                 struct files_struct *fsp,
 306                                 const struct smb_filename *smb_fname);
 307
 308 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 309                                   DATA_BLOB blob,
 310                                   uint32_t *pattr);
 311
 312 /* The following definitions come from smbd/error.c  */
 313
 314 bool use_nt_status(void);
 315 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 316 size_t error_packet(char *outbuf,
 317                     uint8_t eclass,
 318                     uint32_t ecode,
 319                     NTSTATUS ntstatus,
 320                     int line,
 321                     const char *file);
 322 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 323                     int line, const char *file);
 324 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 325                     int line, const char *file);
 326 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 327                       NTSTATUS status, int line, const char *file);
 328 void reply_openerror(struct smb_request *req, NTSTATUS status);
 329
 330 /* The following definitions come from smbd/file_access.c  */
 331
 332 bool can_delete_file_in_directory(connection_struct *conn,
 333                         struct files_struct *dirfsp,
 334                         const struct smb_filename *smb_fname);
 335 bool can_write_to_fsp(struct files_struct *fsp);
 336 bool directory_has_default_acl_fsp(struct files_struct *fsp);
 337 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 338
 339 /* The following definitions come from smbd/fileio.c  */
 340
 341 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 342 void fsp_flush_write_time_update(struct files_struct *fsp);
 343 void trigger_write_time_update(struct files_struct *fsp);
 344 void trigger_write_time_update_immediate(struct files_struct *fsp);
 345 void mark_file_modified(files_struct *fsp);
 346 ssize_t write_file(struct smb_request *req,
 347                         files_struct *fsp,
 348                         const char *data,
 349                         off_t pos,
 350                         size_t n);
 351 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 352
 353 /* The following definitions come from smbd/filename.c  */
 354
 355 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 356 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 357 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 358                       connection_struct *conn,
 359                       const char *orig_path,
 360                       NTTIME twrp,
 361                       struct smb_filename **smb_fname,
 362                       uint32_t ucf_flags);
 363 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
 364                                     uint32_t ucf_flags,
 365                                     NTTIME twrp);
 366 int get_real_filename_full_scan(connection_struct *conn,
 367                                 const char *path,
 368                                 const char *name,
 369                                 bool mangled,
 370                                 TALLOC_CTX *mem_ctx,
 371                                 char **found_name);
 372 char *get_original_lcomp(TALLOC_CTX *ctx,
 373                         connection_struct *conn,
 374                         const char *filename_in,
 375                         uint32_t ucf_flags);
 376 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 377                         connection_struct *conn,
 378                         const char *name_in,
 379                         uint32_t ucf_flags,
 380                         NTTIME twrp,
 381                         struct smb_filename **pp_smb_fname);
 382 NTSTATUS filename_convert_smb1_search_path(TALLOC_CTX *ctx,
 383                                            connection_struct *conn,
 384                                            const char *name_in,
 385                                            uint32_t ucf_flags,
 386                                            struct smb_filename **_smb_fname_out,
 387                                            char **_mask_out);
 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 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
 397 void file_close_conn(connection_struct *conn);
 398 bool file_init_global(void);
 399 bool file_init(struct smbd_server_connection *sconn);
 400 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 401 struct files_struct *files_forall(
 402         struct smbd_server_connection *sconn,
 403         struct files_struct *(*fn)(struct files_struct *fsp,
 404                                    void *private_data),
 405         void *private_data);
 406 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 407 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 408                             struct file_id id, unsigned long gen_id);
 409 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 410                                  struct file_id id,
 411                                  bool need_fsa);
 412 files_struct *file_find_di_next(files_struct *start_fsp,
 413                                  bool need_fsa);
 414 struct files_struct *file_find_one_fsp_from_lease_key(
 415         struct smbd_server_connection *sconn,
 416         const struct smb2_lease_key *lease_key);
 417 bool file_find_subpath(files_struct *dir_fsp);
 418 void fsp_unbind_smb(struct smb_request *req, files_struct *fsp);
 419 void file_free(struct smb_request *req, files_struct *fsp);
 420 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 421 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 422                                   uint64_t persistent_id,
 423                                   uint64_t volatile_id);
 424 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 425                                    uint64_t persistent_id,
 426                                    uint64_t volatile_id);
 427 NTSTATUS dup_file_fsp(
 428         struct smb_request *req,
 429         files_struct *from,
 430         uint32_t access_mask,
 431         uint32_t create_options,
 432         files_struct *to);
 433 NTSTATUS file_name_hash(connection_struct *conn,
 434                         const char *name, uint32_t *p_name_hash);
 435 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 436                            const struct smb_filename *smb_fname_in);
 437 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 438 void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp);
 439
 440 NTSTATUS create_internal_fsp(connection_struct *conn,
 441                              const struct smb_filename *smb_fname,
 442                              struct files_struct **_fsp);
 443 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 444                                 const struct smb_filename *smb_dname,
 445                                 struct files_struct **_fsp);
 446
 447 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 448                               const struct smb_filename *smb_dname,
 449                               int open_flags,
 450                               struct files_struct **_fsp);
 451
 452 NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp,
 453                             struct smb_filename *smb_fname);
 454
 455 void smb_fname_fsp_unlink(struct smb_filename *smb_fname);
 456
 457 NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 458                                  struct smb_filename *smb_fname_src);
 459
 460 NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx,
 461                            struct files_struct *dirfsp,
 462                            const char *base_name,
 463                            const char *stream_name,
 464                            const SMB_STRUCT_STAT *psbuf,
 465                            NTTIME twrp,
 466                            uint32_t flags,
 467                            struct smb_filename **_smb_fname);
 468
 469 NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx,
 470                         struct files_struct *dirfsp,
 471                         const struct smb_filename *smb_fname,
 472                         struct smb_filename **_parent,
 473                         struct smb_filename **_atname);
 474
 475 /* The following definitions come from smbd/ipc.c  */
 476
 477 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 478 void send_trans_reply(connection_struct *conn,
 479                       struct smb_request *req,
 480                       char *rparam, int rparam_len,
 481                       char *rdata, int rdata_len,
 482                       bool buffer_too_large);
 483 void reply_trans(struct smb_request *req);
 484 void reply_transs(struct smb_request *req);
 485
 486 /* The following definitions come from smbd/lanman.c  */
 487
 488 void api_reply(connection_struct *conn, uint64_t vuid,
 489                struct smb_request *req,
 490                char *data, char *params,
 491                int tdscnt, int tpscnt,
 492                int mdrcnt, int mprcnt);
 493
 494 /* The following definitions come from smbd/mangle.c  */
 495
 496 void mangle_reset_cache(void);
 497 void mangle_change_to_posix(void);
 498 bool mangle_is_mangled(const char *s, const struct share_params *p);
 499 bool mangle_is_8_3(const char *fname, bool check_case,
 500                    const struct share_params *p);
 501 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 502                              const struct share_params *p);
 503 bool mangle_must_mangle(const char *fname,
 504                    const struct share_params *p);
 505 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 506                         const char *in,
 507                         char **out, /* talloced on the given context. */
 508                         const struct share_params *p);
 509 bool name_to_8_3(const char *in,
 510                 char out[13],
 511                 bool cache83,
 512                 const struct share_params *p);
 513
 514 /* The following definitions come from smbd/mangle_hash.c  */
 515
 516 const struct mangle_fns *mangle_hash_init(void);
 517
 518 /* The following definitions come from smbd/mangle_hash2.c  */
 519
 520 const struct mangle_fns *mangle_hash2_init(void);
 521 const struct mangle_fns *posix_mangle_init(void);
 522
 523 /* The following definitions come from smbd/message.c  */
 524
 525 void reply_sends(struct smb_request *req);
 526 void reply_sendstrt(struct smb_request *req);
 527 void reply_sendtxt(struct smb_request *req);
 528 void reply_sendend(struct smb_request *req);
 529
 530 /* The following definitions come from smbd/msdfs.c  */
 531
 532 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 533                         bool shuffle_referrals,
 534                         const char *target,
 535                         struct referral **preflist,
 536                         size_t *refcount);
 537 bool is_msdfs_link(struct files_struct *dirfsp,
 538                    struct smb_filename *smb_fname);
 539 struct junction_map;
 540 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 541                            struct auth_session_info *session_info,
 542                            const char *dfs_path,
 543                            const struct tsocket_address *remote_address,
 544                            const struct tsocket_address *local_address,
 545                            bool allow_broken_path,
 546                            struct junction_map *jucn,
 547                            int *consumedcntp,
 548                            bool *self_referralp);
 549 int setup_dfs_referral(connection_struct *orig_conn,
 550                         const char *dfs_path,
 551                         int max_referral_level,
 552                         char **ppdata, NTSTATUS *pstatus);
 553 bool create_junction(TALLOC_CTX *ctx,
 554                 const char *dfs_path,
 555                 bool allow_broken_path,
 556                 struct junction_map *jucn);
 557 struct referral;
 558 char *msdfs_link_string(TALLOC_CTX *ctx,
 559                 const struct referral *reflist,
 560                 size_t referral_count);
 561 bool create_msdfs_link(const struct junction_map *jucn,
 562                        struct auth_session_info *session_info);
 563 bool remove_msdfs_link(const struct junction_map *jucn,
 564                        struct auth_session_info *session_info);
 565
 566 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 567                                       struct auth_session_info *session_info,
 568                                       size_t *p_num_jn);
 569 NTSTATUS dfs_redirect(TALLOC_CTX *ctx,
 570                         connection_struct *conn,
 571                         const char *name_in,
 572                         uint32_t ucf_flags,
 573                         bool allow_broken_path,
 574                         NTTIME *twrp,
 575                         char **pp_name_out);
 576 struct connection_struct;
 577 struct smb_filename;
 578
 579 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx,
 580                                 struct tevent_context *ev,
 581                                 struct messaging_context *msg,
 582                                 const struct auth_session_info *session_info,
 583                                 int snum,
 584                                 const char *path,
 585                                 struct connection_struct **c);
 586 struct conn_struct_tos {
 587         struct connection_struct *conn;
 588         struct smb_filename *oldcwd_fname;
 589 };
 590 NTSTATUS create_conn_struct_tos(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 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 596                                     int snum,
 597                                     const char *path,
 598                                     const struct auth_session_info *session_info,
 599                                     struct conn_struct_tos **_c);
 600
 601 /* The following definitions come from smbd/negprot.c  */
 602
 603 void reply_negprot(struct smb_request *req);
 604
 605 /* The following definitions come from smbd/notify.c  */
 606
 607 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 608 void change_notify_reply(struct smb_request *req,
 609                          NTSTATUS error_code,
 610                          uint32_t max_param,
 611                          struct notify_change_buf *notify_buf,
 612                          void (*reply_fn)(struct smb_request *req,
 613                                           NTSTATUS error_code,
 614                                           uint8_t *buf, size_t len));
 615 void notify_callback(struct smbd_server_connection *sconn,
 616                      void *private_data, struct timespec when,
 617                      const struct notify_event *e);
 618 NTSTATUS change_notify_create(struct files_struct *fsp,
 619                               uint32_t max_buffer_size,
 620                               uint32_t filter,
 621                               bool recursive);
 622 NTSTATUS change_notify_add_request(struct smb_request *req,
 623                                 uint32_t max_param,
 624                                 uint32_t filter, bool recursive,
 625                                 struct files_struct *fsp,
 626                                 void (*reply_fn)(struct smb_request *req,
 627                                         NTSTATUS error_code,
 628                                         uint8_t *buf, size_t len));
 629 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 630                                 void *private_data, uint32_t msg_type,
 631                                 struct server_id server_id, DATA_BLOB *data);
 632 void smbd_notifyd_restarted(struct messaging_context *msg,
 633                             void *private_data, uint32_t msg_type,
 634                             struct server_id server_id, DATA_BLOB *data);
 635 bool remove_pending_change_notify_requests_by_mid(
 636         struct smbd_server_connection *sconn, uint64_t mid);
 637 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 638                                                   NTSTATUS status);
 639 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 640                   const char *path);
 641 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 642 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 643                                                      struct tevent_context *ev);
 644
 645 /* The following definitions come from smbd/notify_inotify.c  */
 646
 647 int inotify_watch(TALLOC_CTX *mem_ctx,
 648                   struct sys_notify_context *ctx,
 649                   const char *path,
 650                   uint32_t *filter,
 651                   uint32_t *subdir_filter,
 652                   void (*callback)(struct sys_notify_context *ctx,
 653                                    void *private_data,
 654                                    struct notify_event *ev,
 655                                    uint32_t filter),
 656                   void *private_data,
 657                   void *handle_p);
 658
 659 int fam_watch(TALLOC_CTX *mem_ctx,
 660               struct sys_notify_context *ctx,
 661               const char *path,
 662               uint32_t *filter,
 663               uint32_t *subdir_filter,
 664               void (*callback)(struct sys_notify_context *ctx,
 665                                void *private_data,
 666                                struct notify_event *ev,
 667                                uint32_t filter),
 668               void *private_data,
 669               void *handle_p);
 670
 671
 672 /* The following definitions come from smbd/notify_internal.c  */
 673
 674 struct notify_context *notify_init(
 675         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 676         struct smbd_server_connection *sconn,
 677         void (*callback)(struct smbd_server_connection *sconn,
 678                          void *, struct timespec,
 679                          const struct notify_event *));
 680 NTSTATUS notify_add(struct notify_context *ctx,
 681                     const char *path, uint32_t filter, uint32_t subdir_filter,
 682                     void *private_data);
 683 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 684                        char *path);
 685 void notify_trigger(struct notify_context *notify,
 686                     uint32_t action, uint32_t filter,
 687                     const char *dir, const char *path);
 688
 689 /* The following definitions come from smbd/ntquotas.c  */
 690
 691 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 692                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 693 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 694 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 695 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 696
 697 /* The following definitions come from smbd/nttrans.c  */
 698
 699 void reply_ntcreate_and_X(struct smb_request *req);
 700 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 701                        uint32_t security_info_sent);
 702 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 703                        uint32_t security_info_sent);
 704 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 705 void reply_ntcancel(struct smb_request *req);
 706 void reply_ntrename(struct smb_request *req);
 707 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 708                                         TALLOC_CTX *mem_ctx,
 709                                         files_struct *fsp,
 710                                         uint32_t security_info_wanted,
 711                                         uint32_t max_data_count,
 712                                         uint8_t **ppmarshalled_sd,
 713                                         size_t *psd_size);
 714 NTSTATUS copy_internals(TALLOC_CTX *ctx,
 715                         connection_struct *conn,
 716                         struct smb_request *req,
 717                         struct smb_filename *smb_fname_src,
 718                         struct smb_filename *smb_fname_dst,
 719                         uint32_t attrs);
 720 #ifdef HAVE_SYS_QUOTAS
 721
 722 struct smb2_query_quota_info;
 723
 724 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 725                                      files_struct *fsp,
 726                                      bool restart_scan,
 727                                      bool return_single,
 728                                      uint32_t sid_list_length,
 729                                      DATA_BLOB *sidbuffer,
 730                                      uint32_t max_data_count,
 731                                      uint8_t **p_data,
 732                                      uint32_t *p_data_size);
 733 #endif
 734 void reply_nttrans(struct smb_request *req);
 735 void reply_nttranss(struct smb_request *req);
 736
 737 /* The following definitions come from smbd/open.c  */
 738
 739 NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp,
 740                                       struct files_struct *fsp,
 741                                       bool use_privs,
 742                                       uint32_t access_mask);
 743 NTSTATUS check_parent_access_fsp(struct files_struct *fsp,
 744                                 uint32_t access_mask);
 745 NTSTATUS fd_openat(const struct files_struct *dirfsp,
 746                    struct smb_filename *smb_fname,
 747                    files_struct *fsp,
 748                    int flags, mode_t mode);
 749 NTSTATUS fd_close(files_struct *fsp);
 750 bool is_oplock_stat_open(uint32_t access_mask);
 751 bool is_lease_stat_open(uint32_t access_mask);
 752 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 753                             const struct file_id *id,
 754                             const struct share_mode_entry *exclusive,
 755                             uint16_t break_to);
 756 struct deferred_open_record;
 757 bool is_deferred_open_async(const struct deferred_open_record *rec);
 758 bool defer_smb1_sharing_violation(struct smb_request *req);
 759 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 760                           struct smb_filename *smb_dname);
 761 void msg_file_was_renamed(struct messaging_context *msg,
 762                           void *private_data,
 763                           uint32_t msg_type,
 764                           struct server_id server_id,
 765                           DATA_BLOB *data);
 766 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 767                                  const struct smb2_lease_key *key,
 768                                  uint32_t current_state,
 769                                  uint16_t lease_version,
 770                                  uint16_t lease_epoch);
 771 NTSTATUS create_file_default(connection_struct *conn,
 772                              struct smb_request *req,
 773                              struct smb_filename * smb_fname,
 774                              uint32_t access_mask,
 775                              uint32_t share_access,
 776                              uint32_t create_disposition,
 777                              uint32_t create_options,
 778                              uint32_t file_attributes,
 779                              uint32_t oplock_request,
 780                              const struct smb2_lease *lease,
 781                              uint64_t allocation_size,
 782                              uint32_t private_flags,
 783                              struct security_descriptor *sd,
 784                              struct ea_list *ea_list,
 785                              files_struct **result,
 786                              int *pinfo,
 787                              const struct smb2_create_blobs *in_context_blobs,
 788                              struct smb2_create_blobs *out_context_blobs);
 789
 790 /* The following definitions come from smbd/oplock.c  */
 791
 792 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
 793
 794 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 795 NTSTATUS set_file_oplock(files_struct *fsp);
 796 bool remove_oplock(files_struct *fsp);
 797 bool downgrade_oplock(files_struct *fsp);
 798 bool fsp_lease_update(struct files_struct *fsp);
 799 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
 800                         uint32_t num_file_ids,
 801                         const struct file_id *ids,
 802                         const struct smb2_lease_key *key,
 803                         uint32_t lease_state);
 804 void contend_level2_oplocks_begin(files_struct *fsp,
 805                                   enum level2_contention_type type);
 806 void contend_level2_oplocks_end(files_struct *fsp,
 807                                 enum level2_contention_type type);
 808 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 809                                   enum level2_contention_type type);
 810 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 811                                 enum level2_contention_type type);
 812 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 813                                  const struct share_mode_entry *e);
 814 void message_to_share_mode_entry(struct file_id *id,
 815                                  struct share_mode_entry *e,
 816                                  const char *msg);
 817 bool init_oplocks(struct smbd_server_connection *sconn);
 818 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 819
 820 /* The following definitions come from smbd/oplock_linux.c  */
 821
 822 int linux_set_lease_sighandler(int fd);
 823 int linux_setlease(int fd, int leasetype);
 824 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 825
 826 /* The following definitions come from smbd/password.c  */
 827
 828 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 829 int register_homes_share(const char *username);
 830
 831 /* The following definitions come from smbd/pipes.c  */
 832
 833 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 834                       struct files_struct **pfsp);
 835 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 836 void reply_pipe_write(struct smb_request *req);
 837 void reply_pipe_write_and_X(struct smb_request *req);
 838 void reply_pipe_read_and_X(struct smb_request *req);
 839
 840 /* The following definitions come from smbd/posix_acls.c  */
 841
 842 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 843 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 844 uint32_t map_canon_ace_perms(int snum,
 845                                 enum security_ace_type *pacl_type,
 846                                 mode_t perms,
 847                                 bool directory_ace);
 848 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 849 bool current_user_in_group(connection_struct *conn, gid_t gid);
 850 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 851 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 852                            TALLOC_CTX *mem_ctx,
 853                            struct security_descriptor **ppdesc);
 854 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 855 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 856 int get_acl_group_bits( connection_struct *conn,
 857                         const struct smb_filename *smb_fname,
 858                         mode_t *mode);
 859 int inherit_access_posix_acl(connection_struct *conn,
 860                         struct smb_filename *inherit_from_dir,
 861                         const struct smb_filename *smb_fname,
 862                         mode_t mode);
 863 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 864                                 files_struct *fsp,
 865                                 uint16_t num_def_acls, const char *pdata);
 866 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 867                                 uint16_t num_acls,
 868                                 const char *pdata);
 869 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 870                                 const struct smb_filename *smb_fname,
 871                                 TALLOC_CTX *mem_ctx,
 872                                 char **blob_description,
 873                                 DATA_BLOB *blob);
 874 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 875                               files_struct *fsp,
 876                               TALLOC_CTX *mem_ctx,
 877                               char **blob_description,
 878                               DATA_BLOB *blob);
 879
 880 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 881
 882 const struct enum_list *get_default_acl_style_list(void);
 883
 884 NTSTATUS make_default_filesystem_acl(
 885         TALLOC_CTX *ctx,
 886         enum default_acl_style acl_style,
 887         const char *name,
 888         const SMB_STRUCT_STAT *psbuf,
 889         struct security_descriptor **ppdesc);
 890
 891 /* The following definitions come from smbd/process.c  */
 892
 893 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 894                   bool no_signing, uint32_t seqnum,
 895                   bool do_encrypt,
 896                   struct smb_perfcount_data *pcd);
 897 size_t srv_set_message(char *buf,
 898                        size_t num_words,
 899                        size_t num_bytes,
 900                        bool zero);
 901 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 902                                       uint64_t mid);
 903 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 904                                         uint64_t mid);
 905 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 906 bool get_deferred_open_message_state(struct smb_request *smbreq,
 907                                 struct timeval *p_request_time,
 908                                 struct deferred_open_record **open_rec);
 909 bool push_deferred_open_message_smb(struct smb_request *req,
 910                                     struct timeval timeout,
 911                                     struct file_id id,
 912                                     struct deferred_open_record *open_rec);
 913 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 914 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 915 void smb_request_done(struct smb_request *req);
 916 const char *smb_fn_name(int type);
 917 void add_to_common_flags2(uint32_t v);
 918 void remove_from_common_flags2(uint32_t v);
 919 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 920 bool smb1_is_chain(const uint8_t *buf);
 921 bool smb1_walk_chain(const uint8_t *buf,
 922                      bool (*fn)(uint8_t cmd,
 923                                 uint8_t wct, const uint16_t *vwv,
 924                                 uint16_t num_bytes, const uint8_t *bytes,
 925                                 void *private_data),
 926                      void *private_data);
 927 unsigned smb1_chain_length(const uint8_t *buf);
 928 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 929                       struct smbXsrv_connection *xconn,
 930                       bool encrypted, uint32_t seqnum,
 931                       struct smb_request ***reqs, unsigned *num_reqs);
 932 bool req_is_in_chain(const struct smb_request *req);
 933 void smbd_process(struct tevent_context *ev_ctx,
 934                   struct messaging_context *msg_ctx,
 935                   int sock_fd,
 936                   bool interactive);
 937 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 938
 939 /* The following definitions come from smbd/quotas.c  */
 940
 941 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 942                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 943
 944 /* The following definitions come from smbd/reply.c  */
 945
 946 NTSTATUS check_path_syntax(char *path);
 947 NTSTATUS check_path_syntax_posix(char *path);
 948 size_t srvstr_get_path(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_posix(TALLOC_CTX *ctx,
 957                         const char *inbuf,
 958                         uint16_t smb_flags2,
 959                         char **pp_dest,
 960                         const char *src,
 961                         size_t src_len,
 962                         int flags,
 963                         NTSTATUS *err);
 964 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 965                            char **pp_dest, const char *src, int flags,
 966                            NTSTATUS *err);
 967 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 968                               char **dest, const uint8_t *src, int flags);
 969 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 970                     files_struct *fsp);
 971 bool check_fsp(connection_struct *conn, struct smb_request *req,
 972                files_struct *fsp);
 973 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 974                               files_struct *fsp);
 975 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 976 void reply_tcon(struct smb_request *req);
 977 void reply_tcon_and_X(struct smb_request *req);
 978 void reply_unknown_new(struct smb_request *req, uint8_t type);
 979 void reply_ioctl(struct smb_request *req);
 980 void reply_checkpath(struct smb_request *req);
 981 void reply_getatr(struct smb_request *req);
 982 void reply_setatr(struct smb_request *req);
 983 void reply_dskattr(struct smb_request *req);
 984 void reply_search(struct smb_request *req);
 985 void reply_fclose(struct smb_request *req);
 986 void reply_open(struct smb_request *req);
 987 void reply_open_and_X(struct smb_request *req);
 988 void reply_ulogoffX(struct smb_request *req);
 989 void reply_mknew(struct smb_request *req);
 990 void reply_ctemp(struct smb_request *req);
 991 NTSTATUS unlink_internals(connection_struct *conn,
 992                         struct smb_request *req,
 993                         uint32_t dirtype,
 994                         struct smb_filename *smb_fname);
 995 void reply_unlink(struct smb_request *req);
 996 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 997                       off_t startpos, size_t nread);
 998 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 999                             files_struct *fsp,
1000                             ssize_t nread,
1001                             size_t headersize,
1002                             size_t smb_maxcnt);
1003 void reply_readbraw(struct smb_request *req);
1004 void reply_lockread(struct smb_request *req);
1005 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
1006 void reply_read(struct smb_request *req);
1007 void reply_read_and_X(struct smb_request *req);
1008 void error_to_writebrawerr(struct smb_request *req);
1009 void reply_writebraw(struct smb_request *req);
1010 void reply_writeunlock(struct smb_request *req);
1011 void reply_write(struct smb_request *req);
1012 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
1013                             const uint8_t *inbuf);
1014 void reply_write_and_X(struct smb_request *req);
1015 void reply_lseek(struct smb_request *req);
1016 void reply_flush(struct smb_request *req);
1017 void reply_exit(struct smb_request *req);
1018 void reply_close(struct smb_request *req);
1019 void reply_writeclose(struct smb_request *req);
1020 void reply_lock(struct smb_request *req);
1021 void reply_unlock(struct smb_request *req);
1022 void reply_tdis(struct smb_request *req);
1023 void reply_echo(struct smb_request *req);
1024 void reply_printopen(struct smb_request *req);
1025 void reply_printclose(struct smb_request *req);
1026 void reply_printqueue(struct smb_request *req);
1027 void reply_printwrite(struct smb_request *req);
1028 void reply_mkdir(struct smb_request *req);
1029 void reply_rmdir(struct smb_request *req);
1030 NTSTATUS rename_internals_fsp(connection_struct *conn,
1031                         files_struct *fsp,
1032                         struct smb_filename *smb_fname_dst_in,
1033                         const char *dst_original_lcomp,
1034                         uint32_t attrs,
1035                         bool replace_if_exists);
1036 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1037                         connection_struct *conn,
1038                         struct smb_request *req,
1039                         struct smb_filename *smb_fname_src,
1040                         struct smb_filename *smb_fname_dst,
1041                         const char *dst_original_lcomp,
1042                         uint32_t attrs,
1043                         bool replace_if_exists,
1044                         uint32_t access_mask);
1045 void reply_mv(struct smb_request *req);
1046 NTSTATUS copy_file(TALLOC_CTX *ctx,
1047                         connection_struct *conn,
1048                         struct smb_filename *smb_fname_src,
1049                         struct smb_filename *smb_fname_dst,
1050                         int ofun,
1051                         int count,
1052                         bool target_is_directory);
1053 void reply_copy(struct smb_request *req);
1054 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1055                     bool large_file_format);
1056 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1057                         bool large_file_format);
1058 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1059                          bool large_file_format);
1060 void reply_lockingX(struct smb_request *req);
1061 void reply_readbmpx(struct smb_request *req);
1062 void reply_readbs(struct smb_request *req);
1063 void reply_setattrE(struct smb_request *req);
1064 void reply_writebmpx(struct smb_request *req);
1065 void reply_writebs(struct smb_request *req);
1066 void reply_getattrE(struct smb_request *req);
1067
1068 /* The following definitions come from smbd/seal.c  */
1069
1070 bool is_encrypted_packet(const uint8_t *inbuf);
1071 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1072 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1073 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1074                             char **buf_out);
1075 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1076                                         unsigned char **ppdata,
1077                                         size_t *p_data_size,
1078                                         unsigned char **pparam,
1079                                         size_t *p_param_size);
1080 NTSTATUS srv_encryption_start(connection_struct *conn);
1081 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1082
1083 /* The following definitions come from smbd/sec_ctx.c  */
1084
1085 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1086 bool push_sec_ctx(void);
1087 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1088 void set_root_sec_ctx(void);
1089 bool pop_sec_ctx(void);
1090 void init_sec_ctx(void);
1091 const struct security_token *sec_ctx_active_token(void);
1092
1093 /* The following definitions come from smbd/server.c  */
1094
1095 struct memcache *smbd_memcache(void);
1096 bool snum_is_shared_printer(int snum);
1097 void delete_and_reload_printers(void);
1098 bool reload_services(struct smbd_server_connection *sconn,
1099                      bool (*snumused) (struct smbd_server_connection *, int),
1100                      bool test);
1101
1102 /* The following definitions come from smbd/server_exit.c  */
1103
1104 void smbd_exit_server(const char *reason) _NORETURN_;
1105 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1106
1107 /* The following definitions come from smbd/service.c  */
1108
1109 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1110 bool canonicalize_connect_path(connection_struct *conn);
1111 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1112 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1113 bool chdir_current_service(connection_struct *conn);
1114 void load_registry_shares(void);
1115 int add_home_service(const char *service, const char *username, const char *homedir);
1116 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1117 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1118                                         struct smbXsrv_tcon *tcon,
1119                                         int snum,
1120                                         const char *pdev,
1121                                         NTSTATUS *pstatus);
1122 connection_struct *make_connection(struct smb_request *req,
1123                                    NTTIME now,
1124                                    const char *service_in,
1125                                    const char *pdev, uint64_t vuid,
1126                                    NTSTATUS *status);
1127 void close_cnum(connection_struct *conn, uint64_t vuid);
1128
1129 /* The following definitions come from smbd/session.c  */
1130 struct sessionid;
1131 struct smbXsrv_session;
1132 bool session_init(void);
1133 bool session_claim(struct smbXsrv_session *session);
1134 void session_yield(struct smbXsrv_session *session);
1135 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1136 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1137                   const char *machine, struct sessionid **session_list);
1138
1139 /* The following definitions come from smbd/sesssetup.c  */
1140
1141 void reply_sesssetup_and_X(struct smb_request *req);
1142
1143 /* The following definitions come from smbd/share_access.c  */
1144
1145 bool token_contains_name_in_list(const char *username,
1146                                  const char *domain,
1147                                  const char *sharename,
1148                                  const struct security_token *token,
1149                                  const char **list);
1150 bool user_ok_token(const char *username, const char *domain,
1151                    const struct security_token *token, int snum);
1152 bool is_share_read_only_for_token(const char *username,
1153                                   const char *domain,
1154                                   const struct security_token *token,
1155                                   connection_struct *conn);
1156
1157 /* The following definitions come from smbd/srvstr.c  */
1158
1159 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1160                       const char *src, int dest_len, int flags, size_t *ret_len);
1161 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1162
1163 /* The following definitions come from smbd/statcache.c  */
1164
1165 void stat_cache_add( const char *full_orig_name,
1166                 const char *translated_path,
1167                 NTTIME twrp,
1168                 bool case_sensitive);
1169 bool stat_cache_lookup(connection_struct *conn,
1170                         char **pp_name,
1171                         char **pp_dirpath,
1172                         char **pp_start,
1173                         NTTIME twrp,
1174                         SMB_STRUCT_STAT *pst);
1175 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1176                                     const char *name);
1177 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1178                                     const char *name);
1179 void stat_cache_delete(const char *name);
1180 bool reset_stat_cache( void );
1181
1182 /* The following definitions come from smbd/statvfs.c  */
1183
1184 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1185
1186 /* The following definitions come from smbd/trans2.c  */
1187
1188 NTSTATUS refuse_symlink_fsp(const struct files_struct *fsp);
1189 NTSTATUS check_access_fsp(struct files_struct *fsp,
1190                           uint32_t access_mask);
1191 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1192 bool samba_private_attr_name(const char *unix_ea_name);
1193 NTSTATUS get_ea_value_fsp(TALLOC_CTX *mem_ctx,
1194                           files_struct *fsp,
1195                           const char *ea_name,
1196                           struct ea_struct *pea);
1197 NTSTATUS get_ea_names_from_fsp(TALLOC_CTX *mem_ctx,
1198                         files_struct *fsp,
1199                         char ***pnames,
1200                         size_t *pnum_names);
1201 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1202                 struct ea_list *ea_list);
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                            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
1267 /* The following definitions come from smbd/utmp.c  */
1268
1269 void sys_utmp_claim(const char *username, const char *hostname,
1270                     const char *id_str, int id_num);
1271 void sys_utmp_yield(const char *username, const char *hostname,
1272                     const char *id_str, int id_num);
1273
1274 /* The following definitions come from smbd/vfs.c  */
1275
1276 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1277 bool smbd_vfs_init(connection_struct *conn);
1278 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1279 bool vfs_valid_pread_range(off_t offset, size_t length);
1280 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1281 ssize_t vfs_pwrite_data(struct smb_request *req,
1282                         files_struct *fsp,
1283                         const char *buffer,
1284                         size_t N,
1285                         off_t offset);
1286 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1287 int vfs_set_filelen(files_struct *fsp, off_t len);
1288 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1289 int vfs_fill_sparse(files_struct *fsp, off_t len);
1290 int vfs_set_blocking(files_struct *fsp, bool set);
1291 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1292 const char *vfs_readdirname(connection_struct *conn,
1293                             struct files_struct *dirfsp,
1294                             void *p,
1295                             SMB_STRUCT_STAT *sbuf,
1296                             char **talloced);
1297 int vfs_ChDir(connection_struct *conn,
1298                         const struct smb_filename *smb_fname);
1299 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1300 NTSTATUS check_reduced_name(connection_struct *conn,
1301                         const struct smb_filename *cwd_fname,
1302                         const struct smb_filename *smb_fname);
1303 int vfs_stat(struct connection_struct *conn,
1304              struct smb_filename *smb_fname);
1305 int vfs_stat_smb_basename(struct connection_struct *conn,
1306                         const struct smb_filename *smb_fname_in,
1307                         SMB_STRUCT_STAT *psbuf);
1308 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1309 NTSTATUS vfs_fstreaminfo(struct files_struct *fsp,
1310                         TALLOC_CTX *mem_ctx,
1311                         unsigned int *num_streams,
1312                         struct stream_struct **streams);
1313 void init_smb_file_time(struct smb_file_time *ft);
1314 int vfs_fake_fd(void);
1315 int vfs_fake_fd_close(int fd);
1316
1317 /* The following definitions come from smbd/avahi_register.c */
1318
1319 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1320                            uint16_t port);
1321
1322 /* The following definitions come from smbd/smb2_create.c */
1323
1324 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1325                                     TALLOC_CTX *mem_ctx,
1326                                     DATA_BLOB *cookie_blob);
1327 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1328                                         const DATA_BLOB old_cookie,
1329                                         TALLOC_CTX *mem_ctx,
1330                                         DATA_BLOB *new_cookie);
1331 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1332                                        struct smb_request *smb1req,
1333                                        struct smbXsrv_open *op,
1334                                        const DATA_BLOB old_cookie,
1335                                        TALLOC_CTX *mem_ctx,
1336                                        files_struct **result,
1337                                        DATA_BLOB *new_cookie);
1338
1339 /* The following definitions come from smbd/smb2_posix.c */
1340 DATA_BLOB smb2_posix_cc_info(TALLOC_CTX *mem_ctx,
1341                                 connection_struct *conn,
1342                                 uint32_t reparse_tag,
1343                                 const SMB_STRUCT_STAT *psbuf);
1344 DATA_BLOB store_smb2_posix_info(TALLOC_CTX *mem_ctx,
1345                                 connection_struct *conn,
1346                                 const SMB_STRUCT_STAT *psbuf,
1347                                 uint32_t reparse_tag,
1348                                 uint32_t dos_attributes);
1349
1350 #endif /* _SMBD_PROTO_H_ */