source3/smbd/proto.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Main SMB server routines
   4  *
   5  *  Copyright (C) Andrew Tridgell                       1992-2002,2006
   6  *  Copyright (C) Jeremy Allison                        1992-2010
   7  *  Copyright (C) Volker Lendecke                       1993-2009
   8  *  Copyright (C) John H Terpstra                       1995-1998
   9  *  Copyright (C) Luke Kenneth Casson Leighton          1996-1998
  10  *  Copyright (C) Paul Ashton                           1997-1998
  11  *  Copyright (C) Tim Potter                            1999-2000
  12  *  Copyright (C) T.D.Lee@durham.ac.uk                  1999
  13  *  Copyright (C) Ying Chen                             2000
  14  *  Copyright (C) Shirish Kalele                        2000
  15  *  Copyright (C) Andrew Bartlett                       2001-2003
  16  *  Copyright (C) Alexander Bokovoy                     2002,2005
  17  *  Copyright (C) Simo Sorce                            2001-2002,2009
  18  *  Copyright (C) Andreas Gruenbacher                   2002
  19  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>       2002
  20  *  Copyright (C) Martin Pool                           2002
  21  *  Copyright (C) Luke Howard                           2003
  22  *  Copyright (C) Stefan (metze) Metzmacher             2003,2009
  23  *  Copyright (C) Steve French                          2005
  24  *  Copyright (C) Gerald (Jerry) Carter                 2006
  25  *  Copyright (C) James Peach                           2006-2007
  26  *  Copyright (C) Jelmer Vernooij                       2002-2003
  27  *  Copyright (C) Michael Adam                          2007
  28  *  Copyright (C) Rishi Srivatsavai                     2007
  29  *  Copyright (C) Tim Prouty                            2009
  30  *  Copyright (C) Gregor Beck                           2011
  31  *
  32  *  This program is free software; you can redistribute it and/or modify
  33  *  it under the terms of the GNU General Public License as published by
  34  *  the Free Software Foundation; either version 3 of the License, or
  35  *  (at your option) any later version.
  36  *
  37  *  This program is distributed in the hope that it will be useful,
  38  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  39  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  40  *  GNU General Public License for more details.
  41  *
  42  *  You should have received a copy of the GNU General Public License
  43  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  44  */
  45
  46 #ifndef _SMBD_PROTO_H_
  47 #define _SMBD_PROTO_H_
  48
  49 /* The following definitions come from smbd/signing.c  */
  50
  51 struct smbXsrv_client;
  52 struct smbXsrv_connection;
  53 struct dcesrv_context;
  54
  55 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
  56                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  57 NTSTATUS srv_calculate_sign_mac(struct smbXsrv_connection *conn,
  58                                 char *outbuf, uint32_t seqnum);
  59 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
  60 bool srv_init_signing(struct smbXsrv_connection *conn);
  61 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
  62                                 bool allowed, bool mandatory);
  63 bool srv_is_signing_active(struct smbXsrv_connection *conn);
  64 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
  65 void srv_set_signing(struct smbXsrv_connection *conn,
  66                      const DATA_BLOB user_session_key,
  67                      const DATA_BLOB response);
  68
  69 /* The following definitions come from smbd/aio.c  */
  70
  71 struct aio_extra;
  72 bool aio_write_through_requested(struct aio_extra *aio_ex);
  73 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  74                              struct smb_request *req,
  75                              files_struct *fsp, off_t startpos,
  76                              size_t smb_maxcnt);
  77 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  78                               struct smb_request *req,
  79                               files_struct *fsp, const char *data,
  80                               off_t startpos,
  81                               size_t numtowrite);
  82 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  83                                 struct smb_request *smbreq,
  84                                 files_struct *fsp,
  85                                 TALLOC_CTX *ctx,
  86                                 DATA_BLOB *preadbuf,
  87                                 off_t startpos,
  88                                 size_t smb_maxcnt);
  89 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  90                                 struct smb_request *smbreq,
  91                                 files_struct *fsp,
  92                                 uint64_t in_offset,
  93                                 DATA_BLOB in_data,
  94                                 bool write_through);
  95 bool cancel_smb2_aio(struct smb_request *smbreq);
  96 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  97
  98 /* The following definitions come from smbd/blocking.c  */
  99
 100 NTSTATUS smbd_do_locks_try(
 101         struct files_struct *fsp,
 102         enum brl_flavour lock_flav,
 103         uint16_t num_locks,
 104         struct smbd_lock_element *locks,
 105         uint16_t *blocker_idx,
 106         struct server_id *blocking_pid,
 107         uint64_t *blocking_smblctx);
 108 struct tevent_req *smbd_smb1_do_locks_send(
 109         TALLOC_CTX *mem_ctx,
 110         struct tevent_context *ev,
 111         struct smb_request **smbreq, /* talloc_move()d into our state */
 112         struct files_struct *fsp,
 113         uint32_t lock_timeout,
 114         bool large_offset,
 115         enum brl_flavour lock_flav,
 116         uint16_t num_locks,
 117         struct smbd_lock_element *locks);
 118 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
 119 bool smbd_smb1_do_locks_extract_smbreq(
 120         struct tevent_req *req,
 121         TALLOC_CTX *mem_ctx,
 122         struct smb_request **psmbreq);
 123 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
 124 bool smbd_smb1_brl_finish_by_lock(
 125         struct files_struct *fsp,
 126         bool large_offset,
 127         enum brl_flavour lock_flav,
 128         struct smbd_lock_element lock,
 129         NTSTATUS finish_status);
 130 bool smbd_smb1_brl_finish_by_mid(
 131         struct smbd_server_connection *sconn, uint64_t mid);
 132
 133 /* The following definitions come from smbd/close.c  */
 134
 135 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 136 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 137                     enum file_close_type close_type);
 138 void msg_close_file(struct messaging_context *msg_ctx,
 139                     void *private_data,
 140                     uint32_t msg_type,
 141                     struct server_id server_id,
 142                     DATA_BLOB *data);
 143 NTSTATUS delete_all_streams(connection_struct *conn,
 144                         const struct smb_filename *smb_fname);
 145 bool recursive_rmdir(TALLOC_CTX *ctx,
 146                      connection_struct *conn,
 147                      struct smb_filename *smb_dname);
 148 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 149                               struct files_struct *fsp);
 150
 151 /* The following definitions come from smbd/conn.c  */
 152
 153 int conn_num_open(struct smbd_server_connection *sconn);
 154 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 155 connection_struct *conn_new(struct smbd_server_connection *sconn);
 156 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 157 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 158 void conn_free(connection_struct *conn);
 159 void conn_setup_case_options(connection_struct *conn);
 160 void conn_force_tdis(
 161         struct smbd_server_connection *sconn,
 162         bool (*check_fn)(struct connection_struct *conn,
 163                          void *private_data),
 164         void *private_data);
 165 void msg_force_tdis(struct messaging_context *msg,
 166                     void *private_data,
 167                     uint32_t msg_type,
 168                     struct server_id server_id,
 169                     DATA_BLOB *data);
 170 void msg_force_tdis_denied(
 171         struct messaging_context *msg,
 172         void *private_data,
 173         uint32_t msg_type,
 174         struct server_id server_id,
 175         DATA_BLOB *data);
 176
 177 /* The following definitions come from smbd/connection.c  */
 178
 179 int count_current_connections(const char *sharename, bool verify);
 180 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 181
 182 /* The following definitions come from smbd/dfree.c  */
 183
 184 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 185                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 186 void flush_dfree_cache(void);
 187
 188 /* The following definitions come from smbd/dir.c  */
 189
 190 bool init_dptrs(struct smbd_server_connection *sconn);
 191 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 192 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 193 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 194 void dptr_closecnum(connection_struct *conn);
 195 NTSTATUS dptr_create(connection_struct *conn,
 196                 struct smb_request *req,
 197                 files_struct *fsp,
 198                 bool old_handle,
 199                 bool expect_close,
 200                 uint16_t spid,
 201                 const char *wcard,
 202                 uint32_t attr,
 203                 struct dptr_struct **dptr_ret);
 204 void dptr_CloseDir(files_struct *fsp);
 205 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 206 long dptr_TellDir(struct dptr_struct *dptr);
 207 bool dptr_has_wild(struct dptr_struct *dptr);
 208 int dptr_dnum(struct dptr_struct *dptr);
 209 bool dptr_get_priv(struct dptr_struct *dptr);
 210 void dptr_set_priv(struct dptr_struct *dptr);
 211 bool dptr_case_sensitive(struct dptr_struct *dptr);
 212 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 213 bool dptr_fill(struct smbd_server_connection *sconn,
 214                char *buf1,unsigned int key);
 215 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
 216                                char *buf,int *num);
 217 struct smb_Dir;
 218 struct files_struct *dir_hnd_fetch_fsp(struct smb_Dir *dir_hnd);
 219 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
 220                                        int dptr_num);
 221 bool get_dir_entry(TALLOC_CTX *ctx,
 222                 struct dptr_struct *dirptr,
 223                 const char *mask,
 224                 uint32_t dirtype,
 225                 char **pp_fname_out,
 226                 off_t *size,
 227                 uint32_t *mode,
 228                 struct timespec *date,
 229                 bool check_descend,
 230                 bool ask_sharemode);
 231 struct smb_Dir;
 232 bool is_visible_fsp(files_struct *fsp);
 233 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
 234                         connection_struct *conn,
 235                         const struct smb_filename *smb_fname,
 236                         const char *mask,
 237                         uint32_t attr);
 238 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 239                         SMB_STRUCT_STAT *sbuf, char **talloced);
 240 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 241 void SeekDir(struct smb_Dir *dirp, long offset);
 242 long TellDir(struct smb_Dir *dirp);
 243 NTSTATUS can_delete_directory(struct connection_struct *conn,
 244                                 const char *dirname);
 245 bool have_file_open_below(connection_struct *conn,
 246                         const struct smb_filename *name);
 247
 248 /* The following definitions come from smbd/dmapi.c  */
 249
 250 const void *dmapi_get_current_session(void);
 251 bool dmapi_have_session(void);
 252 bool dmapi_new_session(void);
 253 bool dmapi_destroy_session(void);
 254 uint32_t dmapi_file_flags(const char * const path);
 255
 256 /* The following definitions come from smbd/dnsregister.c  */
 257
 258 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 259                                   TALLOC_CTX *mem_ctx,
 260                                   uint16_t port);
 261
 262 /* The following definitions come from smbd/dosmode.c  */
 263
 264 mode_t unix_mode(connection_struct *conn, int dosmode,
 265                  const struct smb_filename *smb_fname,
 266                  struct smb_filename *smb_fname_parent);
 267 uint32_t dos_mode_msdfs(connection_struct *conn,
 268                       const struct smb_filename *smb_fname);
 269 uint32_t fdos_mode(struct files_struct *fsp);
 270 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 271                                     struct tevent_context *ev,
 272                                     files_struct *dir_fsp,
 273                                     struct smb_filename *smb_fname);
 274 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 275 int file_set_dosmode(connection_struct *conn,
 276                      struct smb_filename *smb_fname,
 277                      uint32_t dosmode,
 278                      struct smb_filename *parent_dir,
 279                      bool newfile);
 280 NTSTATUS file_set_sparse(connection_struct *conn,
 281                          struct files_struct *fsp,
 282                          bool sparse);
 283 int file_ntimes(connection_struct *conn,
 284                 files_struct *fsp,
 285                 struct smb_file_time *ft);
 286 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 287 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 288                                struct timespec mtime);
 289
 290 NTSTATUS fget_ea_dos_attribute(struct files_struct *fsp,
 291                               uint32_t *pattr);
 292 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 293                               const struct smb_filename *smb_fname,
 294                               uint32_t dosmode);
 295
 296 NTSTATUS set_create_timespec_ea(struct files_struct *fsp,
 297                                 struct timespec create_time);
 298
 299 struct timespec get_create_timespec(connection_struct *conn,
 300                                 struct files_struct *fsp,
 301                                 const struct smb_filename *smb_fname);
 302
 303 struct timespec get_change_timespec(connection_struct *conn,
 304                                 struct files_struct *fsp,
 305                                 const struct smb_filename *smb_fname);
 306
 307 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 308                                   DATA_BLOB blob,
 309                                   uint32_t *pattr);
 310
 311 /* The following definitions come from smbd/error.c  */
 312
 313 bool use_nt_status(void);
 314 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 315 size_t error_packet(char *outbuf,
 316                     uint8_t eclass,
 317                     uint32_t ecode,
 318                     NTSTATUS ntstatus,
 319                     int line,
 320                     const char *file);
 321 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 322                     int line, const char *file);
 323 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 324                     int line, const char *file);
 325 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 326                       NTSTATUS status, int line, const char *file);
 327 void reply_openerror(struct smb_request *req, NTSTATUS status);
 328
 329 /* The following definitions come from smbd/file_access.c  */
 330
 331 bool can_delete_file_in_directory(connection_struct *conn,
 332                         struct files_struct *dirfsp,
 333                         const struct smb_filename *smb_fname);
 334 bool can_write_to_fsp(struct files_struct *fsp);
 335 bool directory_has_default_acl_fsp(struct files_struct *fsp);
 336 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 337
 338 /* The following definitions come from smbd/fileio.c  */
 339
 340 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 341 void fsp_flush_write_time_update(struct files_struct *fsp);
 342 void trigger_write_time_update(struct files_struct *fsp);
 343 void trigger_write_time_update_immediate(struct files_struct *fsp);
 344 void mark_file_modified(files_struct *fsp);
 345 ssize_t write_file(struct smb_request *req,
 346                         files_struct *fsp,
 347                         const char *data,
 348                         off_t pos,
 349                         size_t n);
 350 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 351
 352 /* The following definitions come from smbd/filename.c  */
 353
 354 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 355 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 356 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 357                       connection_struct *conn,
 358                       const char *orig_path,
 359                       NTTIME twrp,
 360                       struct smb_filename **smb_fname,
 361                       uint32_t ucf_flags);
 362 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
 363                                     uint32_t ucf_flags,
 364                                     NTTIME twrp);
 365 int get_real_filename_full_scan(connection_struct *conn,
 366                                 const char *path,
 367                                 const char *name,
 368                                 bool mangled,
 369                                 TALLOC_CTX *mem_ctx,
 370                                 char **found_name);
 371 char *get_original_lcomp(TALLOC_CTX *ctx,
 372                         connection_struct *conn,
 373                         const char *filename_in,
 374                         uint32_t ucf_flags);
 375 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 376                         connection_struct *conn,
 377                         const char *name_in,
 378                         uint32_t ucf_flags,
 379                         NTTIME twrp,
 380                         struct smb_filename **pp_smb_fname);
 381 NTSTATUS filename_convert_smb1_search_path(TALLOC_CTX *ctx,
 382                                            connection_struct *conn,
 383                                            const char *name_in,
 384                                            uint32_t ucf_flags,
 385                                            struct smb_filename **_smb_fname_out,
 386                                            char **_mask_out);
 387
 388 /* The following definitions come from smbd/files.c  */
 389
 390 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 391                  files_struct **result);
 392 void fsp_set_gen_id(files_struct *fsp);
 393 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 394                   files_struct **result);
 395 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
 396 void file_close_conn(connection_struct *conn);
 397 bool file_init_global(void);
 398 bool file_init(struct smbd_server_connection *sconn);
 399 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 400 struct files_struct *files_forall(
 401         struct smbd_server_connection *sconn,
 402         struct files_struct *(*fn)(struct files_struct *fsp,
 403                                    void *private_data),
 404         void *private_data);
 405 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 406 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 407                             struct file_id id, unsigned long gen_id);
 408 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 409                                  struct file_id id,
 410                                  bool need_fsa);
 411 files_struct *file_find_di_next(files_struct *start_fsp,
 412                                  bool need_fsa);
 413 struct files_struct *file_find_one_fsp_from_lease_key(
 414         struct smbd_server_connection *sconn,
 415         const struct smb2_lease_key *lease_key);
 416 bool file_find_subpath(files_struct *dir_fsp);
 417 void file_free(struct smb_request *req, files_struct *fsp);
 418 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 419 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 420                                   uint64_t persistent_id,
 421                                   uint64_t volatile_id);
 422 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 423                                    uint64_t persistent_id,
 424                                    uint64_t volatile_id);
 425 NTSTATUS dup_file_fsp(
 426         struct smb_request *req,
 427         files_struct *from,
 428         uint32_t access_mask,
 429         uint32_t create_options,
 430         files_struct *to);
 431 NTSTATUS file_name_hash(connection_struct *conn,
 432                         const char *name, uint32_t *p_name_hash);
 433 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 434                            const struct smb_filename *smb_fname_in);
 435 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 436 void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp);
 437
 438 NTSTATUS create_internal_fsp(connection_struct *conn,
 439                              const struct smb_filename *smb_fname,
 440                              struct files_struct **_fsp);
 441 NTSTATUS create_internal_dirfsp(connection_struct *conn,
 442                                 const struct smb_filename *smb_dname,
 443                                 struct files_struct **_fsp);
 444
 445 NTSTATUS open_internal_dirfsp(connection_struct *conn,
 446                               const struct smb_filename *smb_dname,
 447                               int open_flags,
 448                               struct files_struct **_fsp);
 449
 450 NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp,
 451                             struct smb_filename *smb_fname);
 452
 453 void smb_fname_fsp_unlink(struct smb_filename *smb_fname);
 454
 455 NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
 456                                  struct smb_filename *smb_fname_src);
 457
 458 NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx,
 459                            struct files_struct *dirfsp,
 460                            const char *base_name,
 461                            const char *stream_name,
 462                            const SMB_STRUCT_STAT *psbuf,
 463                            NTTIME twrp,
 464                            uint32_t flags,
 465                            struct smb_filename **_smb_fname);
 466
 467 NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx,
 468                         struct files_struct *dirfsp,
 469                         const struct smb_filename *smb_fname,
 470                         struct smb_filename **_parent,
 471                         struct smb_filename **_atname);
 472
 473 /* The following definitions come from smbd/ipc.c  */
 474
 475 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 476 void send_trans_reply(connection_struct *conn,
 477                       struct smb_request *req,
 478                       char *rparam, int rparam_len,
 479                       char *rdata, int rdata_len,
 480                       bool buffer_too_large);
 481 void reply_trans(struct smb_request *req);
 482 void reply_transs(struct smb_request *req);
 483
 484 /* The following definitions come from smbd/lanman.c  */
 485
 486 void api_reply(connection_struct *conn, uint64_t vuid,
 487                struct smb_request *req,
 488                char *data, char *params,
 489                int tdscnt, int tpscnt,
 490                int mdrcnt, int mprcnt);
 491
 492 /* The following definitions come from smbd/mangle.c  */
 493
 494 void mangle_reset_cache(void);
 495 void mangle_change_to_posix(void);
 496 bool mangle_is_mangled(const char *s, const struct share_params *p);
 497 bool mangle_is_8_3(const char *fname, bool check_case,
 498                    const struct share_params *p);
 499 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 500                              const struct share_params *p);
 501 bool mangle_must_mangle(const char *fname,
 502                    const struct share_params *p);
 503 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 504                         const char *in,
 505                         char **out, /* talloced on the given context. */
 506                         const struct share_params *p);
 507 bool name_to_8_3(const char *in,
 508                 char out[13],
 509                 bool cache83,
 510                 const struct share_params *p);
 511
 512 /* The following definitions come from smbd/mangle_hash.c  */
 513
 514 const struct mangle_fns *mangle_hash_init(void);
 515
 516 /* The following definitions come from smbd/mangle_hash2.c  */
 517
 518 const struct mangle_fns *mangle_hash2_init(void);
 519 const struct mangle_fns *posix_mangle_init(void);
 520
 521 /* The following definitions come from smbd/message.c  */
 522
 523 void reply_sends(struct smb_request *req);
 524 void reply_sendstrt(struct smb_request *req);
 525 void reply_sendtxt(struct smb_request *req);
 526 void reply_sendend(struct smb_request *req);
 527
 528 /* The following definitions come from smbd/msdfs.c  */
 529
 530 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
 531                         bool shuffle_referrals,
 532                         const char *target,
 533                         struct referral **preflist,
 534                         size_t *refcount);
 535 bool is_msdfs_link(struct files_struct *dirfsp,
 536                    struct smb_filename *smb_fname);
 537 struct junction_map;
 538 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 539                            struct auth_session_info *session_info,
 540                            const char *dfs_path,
 541                            const struct tsocket_address *remote_address,
 542                            const struct tsocket_address *local_address,
 543                            bool allow_broken_path,
 544                            struct junction_map *jucn,
 545                            int *consumedcntp,
 546                            bool *self_referralp);
 547 int setup_dfs_referral(connection_struct *orig_conn,
 548                         const char *dfs_path,
 549                         int max_referral_level,
 550                         char **ppdata, NTSTATUS *pstatus);
 551 bool create_junction(TALLOC_CTX *ctx,
 552                 const char *dfs_path,
 553                 bool allow_broken_path,
 554                 struct junction_map *jucn);
 555 struct referral;
 556 char *msdfs_link_string(TALLOC_CTX *ctx,
 557                 const struct referral *reflist,
 558                 size_t referral_count);
 559 bool create_msdfs_link(const struct junction_map *jucn,
 560                        struct auth_session_info *session_info);
 561 bool remove_msdfs_link(const struct junction_map *jucn,
 562                        struct auth_session_info *session_info);
 563
 564 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
 565                                       struct auth_session_info *session_info,
 566                                       size_t *p_num_jn);
 567 NTSTATUS dfs_redirect(TALLOC_CTX *ctx,
 568                         connection_struct *conn,
 569                         const char *name_in,
 570                         uint32_t ucf_flags,
 571                         bool allow_broken_path,
 572                         NTTIME *twrp,
 573                         char **pp_name_out);
 574 struct connection_struct;
 575 struct smb_filename;
 576
 577 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx,
 578                                 struct tevent_context *ev,
 579                                 struct messaging_context *msg,
 580                                 const struct auth_session_info *session_info,
 581                                 int snum,
 582                                 const char *path,
 583                                 struct connection_struct **c);
 584 struct conn_struct_tos {
 585         struct connection_struct *conn;
 586         struct smb_filename *oldcwd_fname;
 587 };
 588 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 589                                 int snum,
 590                                 const char *path,
 591                                 const struct auth_session_info *session_info,
 592                                 struct conn_struct_tos **_c);
 593 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 594                                     int snum,
 595                                     const char *path,
 596                                     const struct auth_session_info *session_info,
 597                                     struct conn_struct_tos **_c);
 598
 599 /* The following definitions come from smbd/negprot.c  */
 600
 601 void reply_negprot(struct smb_request *req);
 602
 603 /* The following definitions come from smbd/notify.c  */
 604
 605 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 606 void change_notify_reply(struct smb_request *req,
 607                          NTSTATUS error_code,
 608                          uint32_t max_param,
 609                          struct notify_change_buf *notify_buf,
 610                          void (*reply_fn)(struct smb_request *req,
 611                                           NTSTATUS error_code,
 612                                           uint8_t *buf, size_t len));
 613 void notify_callback(struct smbd_server_connection *sconn,
 614                      void *private_data, struct timespec when,
 615                      const struct notify_event *e);
 616 NTSTATUS change_notify_create(struct files_struct *fsp,
 617                               uint32_t max_buffer_size,
 618                               uint32_t filter,
 619                               bool recursive);
 620 NTSTATUS change_notify_add_request(struct smb_request *req,
 621                                 uint32_t max_param,
 622                                 uint32_t filter, bool recursive,
 623                                 struct files_struct *fsp,
 624                                 void (*reply_fn)(struct smb_request *req,
 625                                         NTSTATUS error_code,
 626                                         uint8_t *buf, size_t len));
 627 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 628                                 void *private_data, uint32_t msg_type,
 629                                 struct server_id server_id, DATA_BLOB *data);
 630 void smbd_notifyd_restarted(struct messaging_context *msg,
 631                             void *private_data, uint32_t msg_type,
 632                             struct server_id server_id, DATA_BLOB *data);
 633 bool remove_pending_change_notify_requests_by_mid(
 634         struct smbd_server_connection *sconn, uint64_t mid);
 635 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 636                                                   NTSTATUS status);
 637 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 638                   const char *path);
 639 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 640 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 641                                                      struct tevent_context *ev);
 642
 643 /* The following definitions come from smbd/notify_inotify.c  */
 644
 645 int inotify_watch(TALLOC_CTX *mem_ctx,
 646                   struct sys_notify_context *ctx,
 647                   const char *path,
 648                   uint32_t *filter,
 649                   uint32_t *subdir_filter,
 650                   void (*callback)(struct sys_notify_context *ctx,
 651                                    void *private_data,
 652                                    struct notify_event *ev,
 653                                    uint32_t filter),
 654                   void *private_data,
 655                   void *handle_p);
 656
 657 int fam_watch(TALLOC_CTX *mem_ctx,
 658               struct sys_notify_context *ctx,
 659               const char *path,
 660               uint32_t *filter,
 661               uint32_t *subdir_filter,
 662               void (*callback)(struct sys_notify_context *ctx,
 663                                void *private_data,
 664                                struct notify_event *ev,
 665                                uint32_t filter),
 666               void *private_data,
 667               void *handle_p);
 668
 669
 670 /* The following definitions come from smbd/notify_internal.c  */
 671
 672 struct notify_context *notify_init(
 673         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 674         struct smbd_server_connection *sconn,
 675         void (*callback)(struct smbd_server_connection *sconn,
 676                          void *, struct timespec,
 677                          const struct notify_event *));
 678 NTSTATUS notify_add(struct notify_context *ctx,
 679                     const char *path, uint32_t filter, uint32_t subdir_filter,
 680                     void *private_data);
 681 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 682                        char *path);
 683 void notify_trigger(struct notify_context *notify,
 684                     uint32_t action, uint32_t filter,
 685                     const char *dir, const char *path);
 686
 687 /* The following definitions come from smbd/ntquotas.c  */
 688
 689 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 690                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 691 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 692 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 693 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 694
 695 /* The following definitions come from smbd/nttrans.c  */
 696
 697 void reply_ntcreate_and_X(struct smb_request *req);
 698 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 699                        uint32_t security_info_sent);
 700 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 701                        uint32_t security_info_sent);
 702 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 703 void reply_ntcancel(struct smb_request *req);
 704 void reply_ntrename(struct smb_request *req);
 705 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 706                                         TALLOC_CTX *mem_ctx,
 707                                         files_struct *fsp,
 708                                         uint32_t security_info_wanted,
 709                                         uint32_t max_data_count,
 710                                         uint8_t **ppmarshalled_sd,
 711                                         size_t *psd_size);
 712 NTSTATUS copy_internals(TALLOC_CTX *ctx,
 713                         connection_struct *conn,
 714                         struct smb_request *req,
 715                         struct smb_filename *smb_fname_src,
 716                         struct smb_filename *smb_fname_dst,
 717                         uint32_t attrs);
 718 #ifdef HAVE_SYS_QUOTAS
 719
 720 struct smb2_query_quota_info;
 721
 722 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 723                                      files_struct *fsp,
 724                                      bool restart_scan,
 725                                      bool return_single,
 726                                      uint32_t sid_list_length,
 727                                      DATA_BLOB *sidbuffer,
 728                                      uint32_t max_data_count,
 729                                      uint8_t **p_data,
 730                                      uint32_t *p_data_size);
 731 #endif
 732 void reply_nttrans(struct smb_request *req);
 733 void reply_nttranss(struct smb_request *req);
 734
 735 /* The following definitions come from smbd/open.c  */
 736
 737 NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp,
 738                                       struct files_struct *fsp,
 739                                       bool use_privs,
 740                                       uint32_t access_mask);
 741 NTSTATUS check_parent_access_fsp(struct files_struct *fsp,
 742                                 uint32_t access_mask);
 743 NTSTATUS fd_openat(const struct files_struct *dirfsp,
 744                    struct smb_filename *smb_fname,
 745                    files_struct *fsp,
 746                    int flags, mode_t mode);
 747 NTSTATUS fd_close(files_struct *fsp);
 748 bool is_oplock_stat_open(uint32_t access_mask);
 749 bool is_lease_stat_open(uint32_t access_mask);
 750 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 751                             const struct file_id *id,
 752                             const struct share_mode_entry *exclusive,
 753                             uint16_t break_to);
 754 struct deferred_open_record;
 755 bool is_deferred_open_async(const struct deferred_open_record *rec);
 756 bool defer_smb1_sharing_violation(struct smb_request *req);
 757 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 758                           struct smb_filename *smb_dname);
 759 void msg_file_was_renamed(struct messaging_context *msg,
 760                           void *private_data,
 761                           uint32_t msg_type,
 762                           struct server_id server_id,
 763                           DATA_BLOB *data);
 764 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 765                                  const struct smb2_lease_key *key,
 766                                  uint32_t current_state,
 767                                  uint16_t lease_version,
 768                                  uint16_t lease_epoch);
 769 NTSTATUS create_file_default(connection_struct *conn,
 770                              struct smb_request *req,
 771                              struct smb_filename * smb_fname,
 772                              uint32_t access_mask,
 773                              uint32_t share_access,
 774                              uint32_t create_disposition,
 775                              uint32_t create_options,
 776                              uint32_t file_attributes,
 777                              uint32_t oplock_request,
 778                              const struct smb2_lease *lease,
 779                              uint64_t allocation_size,
 780                              uint32_t private_flags,
 781                              struct security_descriptor *sd,
 782                              struct ea_list *ea_list,
 783                              files_struct **result,
 784                              int *pinfo,
 785                              const struct smb2_create_blobs *in_context_blobs,
 786                              struct smb2_create_blobs *out_context_blobs);
 787
 788 /* The following definitions come from smbd/oplock.c  */
 789
 790 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
 791
 792 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 793 NTSTATUS set_file_oplock(files_struct *fsp);
 794 bool remove_oplock(files_struct *fsp);
 795 bool downgrade_oplock(files_struct *fsp);
 796 bool fsp_lease_update(struct files_struct *fsp);
 797 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
 798                         uint32_t num_file_ids,
 799                         const struct file_id *ids,
 800                         const struct smb2_lease_key *key,
 801                         uint32_t lease_state);
 802 void contend_level2_oplocks_begin(files_struct *fsp,
 803                                   enum level2_contention_type type);
 804 void contend_level2_oplocks_end(files_struct *fsp,
 805                                 enum level2_contention_type type);
 806 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 807                                   enum level2_contention_type type);
 808 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 809                                 enum level2_contention_type type);
 810 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 811                                  const struct share_mode_entry *e);
 812 void message_to_share_mode_entry(struct file_id *id,
 813                                  struct share_mode_entry *e,
 814                                  const char *msg);
 815 bool init_oplocks(struct smbd_server_connection *sconn);
 816 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 817
 818 /* The following definitions come from smbd/oplock_linux.c  */
 819
 820 int linux_set_lease_sighandler(int fd);
 821 int linux_setlease(int fd, int leasetype);
 822 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 823
 824 /* The following definitions come from smbd/password.c  */
 825
 826 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 827 int register_homes_share(const char *username);
 828
 829 /* The following definitions come from smbd/pipes.c  */
 830
 831 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 832                       struct files_struct **pfsp);
 833 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 834 void reply_pipe_write(struct smb_request *req);
 835 void reply_pipe_write_and_X(struct smb_request *req);
 836 void reply_pipe_read_and_X(struct smb_request *req);
 837
 838 /* The following definitions come from smbd/posix_acls.c  */
 839
 840 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 841 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 842 uint32_t map_canon_ace_perms(int snum,
 843                                 enum security_ace_type *pacl_type,
 844                                 mode_t perms,
 845                                 bool directory_ace);
 846 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 847 bool current_user_in_group(connection_struct *conn, gid_t gid);
 848 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 849 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 850                            TALLOC_CTX *mem_ctx,
 851                            struct security_descriptor **ppdesc);
 852 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 853 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 854 int get_acl_group_bits( connection_struct *conn,
 855                         const struct smb_filename *smb_fname,
 856                         mode_t *mode);
 857 int inherit_access_posix_acl(connection_struct *conn,
 858                         struct smb_filename *inherit_from_dir,
 859                         const struct smb_filename *smb_fname,
 860                         mode_t mode);
 861 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 862                                 files_struct *fsp,
 863                                 uint16_t num_def_acls, const char *pdata);
 864 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 865                                 uint16_t num_acls,
 866                                 const char *pdata);
 867 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 868                                 const struct smb_filename *smb_fname,
 869                                 TALLOC_CTX *mem_ctx,
 870                                 char **blob_description,
 871                                 DATA_BLOB *blob);
 872 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 873                               files_struct *fsp,
 874                               TALLOC_CTX *mem_ctx,
 875                               char **blob_description,
 876                               DATA_BLOB *blob);
 877
 878 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 879
 880 const struct enum_list *get_default_acl_style_list(void);
 881
 882 NTSTATUS make_default_filesystem_acl(
 883         TALLOC_CTX *ctx,
 884         enum default_acl_style acl_style,
 885         const char *name,
 886         const SMB_STRUCT_STAT *psbuf,
 887         struct security_descriptor **ppdesc);
 888
 889 /* The following definitions come from smbd/process.c  */
 890
 891 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 892                   bool no_signing, uint32_t seqnum,
 893                   bool do_encrypt,
 894                   struct smb_perfcount_data *pcd);
 895 size_t srv_set_message(char *buf,
 896                        size_t num_words,
 897                        size_t num_bytes,
 898                        bool zero);
 899 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 900                                       uint64_t mid);
 901 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 902                                         uint64_t mid);
 903 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 904 bool get_deferred_open_message_state(struct smb_request *smbreq,
 905                                 struct timeval *p_request_time,
 906                                 struct deferred_open_record **open_rec);
 907 bool push_deferred_open_message_smb(struct smb_request *req,
 908                                     struct timeval timeout,
 909                                     struct file_id id,
 910                                     struct deferred_open_record *open_rec);
 911 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 912 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 913 void smb_request_done(struct smb_request *req);
 914 const char *smb_fn_name(int type);
 915 void add_to_common_flags2(uint32_t v);
 916 void remove_from_common_flags2(uint32_t v);
 917 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 918 bool smb1_is_chain(const uint8_t *buf);
 919 bool smb1_walk_chain(const uint8_t *buf,
 920                      bool (*fn)(uint8_t cmd,
 921                                 uint8_t wct, const uint16_t *vwv,
 922                                 uint16_t num_bytes, const uint8_t *bytes,
 923                                 void *private_data),
 924                      void *private_data);
 925 unsigned smb1_chain_length(const uint8_t *buf);
 926 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 927                       struct smbXsrv_connection *xconn,
 928                       bool encrypted, uint32_t seqnum,
 929                       struct smb_request ***reqs, unsigned *num_reqs);
 930 bool req_is_in_chain(const struct smb_request *req);
 931 void smbd_process(struct tevent_context *ev_ctx,
 932                   struct messaging_context *msg_ctx,
 933                   int sock_fd,
 934                   bool interactive);
 935 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 936
 937 /* The following definitions come from smbd/quotas.c  */
 938
 939 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 940                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 941
 942 /* The following definitions come from smbd/reply.c  */
 943
 944 NTSTATUS check_path_syntax(char *path);
 945 NTSTATUS check_path_syntax_posix(char *path);
 946 size_t srvstr_get_path(TALLOC_CTX *ctx,
 947                         const char *inbuf,
 948                         uint16_t smb_flags2,
 949                         char **pp_dest,
 950                         const char *src,
 951                         size_t src_len,
 952                         int flags,
 953                         NTSTATUS *err);
 954 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 955                         const char *inbuf,
 956                         uint16_t smb_flags2,
 957                         char **pp_dest,
 958                         const char *src,
 959                         size_t src_len,
 960                         int flags,
 961                         NTSTATUS *err);
 962 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 963                            char **pp_dest, const char *src, int flags,
 964                            NTSTATUS *err);
 965 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 966                               char **dest, const uint8_t *src, int flags);
 967 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 968                     files_struct *fsp);
 969 bool check_fsp(connection_struct *conn, struct smb_request *req,
 970                files_struct *fsp);
 971 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 972                               files_struct *fsp);
 973 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 974 void reply_tcon(struct smb_request *req);
 975 void reply_tcon_and_X(struct smb_request *req);
 976 void reply_unknown_new(struct smb_request *req, uint8_t type);
 977 void reply_ioctl(struct smb_request *req);
 978 void reply_checkpath(struct smb_request *req);
 979 void reply_getatr(struct smb_request *req);
 980 void reply_setatr(struct smb_request *req);
 981 void reply_dskattr(struct smb_request *req);
 982 void reply_search(struct smb_request *req);
 983 void reply_fclose(struct smb_request *req);
 984 void reply_open(struct smb_request *req);
 985 void reply_open_and_X(struct smb_request *req);
 986 void reply_ulogoffX(struct smb_request *req);
 987 void reply_mknew(struct smb_request *req);
 988 void reply_ctemp(struct smb_request *req);
 989 NTSTATUS unlink_internals(connection_struct *conn,
 990                         struct smb_request *req,
 991                         uint32_t dirtype,
 992                         struct smb_filename *smb_fname);
 993 void reply_unlink(struct smb_request *req);
 994 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 995                       off_t startpos, size_t nread);
 996 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 997                             files_struct *fsp,
 998                             ssize_t nread,
 999                             size_t headersize,
1000                             size_t smb_maxcnt);
1001 void reply_readbraw(struct smb_request *req);
1002 void reply_lockread(struct smb_request *req);
1003 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
1004 void reply_read(struct smb_request *req);
1005 void reply_read_and_X(struct smb_request *req);
1006 void error_to_writebrawerr(struct smb_request *req);
1007 void reply_writebraw(struct smb_request *req);
1008 void reply_writeunlock(struct smb_request *req);
1009 void reply_write(struct smb_request *req);
1010 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
1011                             const uint8_t *inbuf);
1012 void reply_write_and_X(struct smb_request *req);
1013 void reply_lseek(struct smb_request *req);
1014 void reply_flush(struct smb_request *req);
1015 void reply_exit(struct smb_request *req);
1016 void reply_close(struct smb_request *req);
1017 void reply_writeclose(struct smb_request *req);
1018 void reply_lock(struct smb_request *req);
1019 void reply_unlock(struct smb_request *req);
1020 void reply_tdis(struct smb_request *req);
1021 void reply_echo(struct smb_request *req);
1022 void reply_printopen(struct smb_request *req);
1023 void reply_printclose(struct smb_request *req);
1024 void reply_printqueue(struct smb_request *req);
1025 void reply_printwrite(struct smb_request *req);
1026 void reply_mkdir(struct smb_request *req);
1027 void reply_rmdir(struct smb_request *req);
1028 NTSTATUS rename_internals_fsp(connection_struct *conn,
1029                         files_struct *fsp,
1030                         struct smb_filename *smb_fname_dst_in,
1031                         const char *dst_original_lcomp,
1032                         uint32_t attrs,
1033                         bool replace_if_exists);
1034 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1035                         connection_struct *conn,
1036                         struct smb_request *req,
1037                         struct smb_filename *smb_fname_src,
1038                         struct smb_filename *smb_fname_dst,
1039                         const char *dst_original_lcomp,
1040                         uint32_t attrs,
1041                         bool replace_if_exists,
1042                         uint32_t access_mask);
1043 void reply_mv(struct smb_request *req);
1044 NTSTATUS copy_file(TALLOC_CTX *ctx,
1045                         connection_struct *conn,
1046                         struct smb_filename *smb_fname_src,
1047                         struct smb_filename *smb_fname_dst,
1048                         int ofun,
1049                         int count,
1050                         bool target_is_directory);
1051 void reply_copy(struct smb_request *req);
1052 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1053                     bool large_file_format);
1054 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1055                         bool large_file_format);
1056 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1057                          bool large_file_format);
1058 void reply_lockingX(struct smb_request *req);
1059 void reply_readbmpx(struct smb_request *req);
1060 void reply_readbs(struct smb_request *req);
1061 void reply_setattrE(struct smb_request *req);
1062 void reply_writebmpx(struct smb_request *req);
1063 void reply_writebs(struct smb_request *req);
1064 void reply_getattrE(struct smb_request *req);
1065
1066 /* The following definitions come from smbd/seal.c  */
1067
1068 bool is_encrypted_packet(const uint8_t *inbuf);
1069 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1070 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1071 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1072                             char **buf_out);
1073 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1074                                         unsigned char **ppdata,
1075                                         size_t *p_data_size,
1076                                         unsigned char **pparam,
1077                                         size_t *p_param_size);
1078 NTSTATUS srv_encryption_start(connection_struct *conn);
1079 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1080
1081 /* The following definitions come from smbd/sec_ctx.c  */
1082
1083 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1084 bool push_sec_ctx(void);
1085 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1086 void set_root_sec_ctx(void);
1087 bool pop_sec_ctx(void);
1088 void init_sec_ctx(void);
1089 const struct security_token *sec_ctx_active_token(void);
1090
1091 /* The following definitions come from smbd/server.c  */
1092
1093 struct memcache *smbd_memcache(void);
1094 bool snum_is_shared_printer(int snum);
1095 void delete_and_reload_printers(void);
1096 bool reload_services(struct smbd_server_connection *sconn,
1097                      bool (*snumused) (struct smbd_server_connection *, int),
1098                      bool test);
1099
1100 /* The following definitions come from smbd/server_exit.c  */
1101
1102 void smbd_exit_server(const char *reason) _NORETURN_;
1103 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1104
1105 /* The following definitions come from smbd/service.c  */
1106
1107 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1108 bool canonicalize_connect_path(connection_struct *conn);
1109 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1110 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1111 bool chdir_current_service(connection_struct *conn);
1112 void load_registry_shares(void);
1113 int add_home_service(const char *service, const char *username, const char *homedir);
1114 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1115 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1116                                         struct smbXsrv_tcon *tcon,
1117                                         int snum,
1118                                         const char *pdev,
1119                                         NTSTATUS *pstatus);
1120 connection_struct *make_connection(struct smb_request *req,
1121                                    NTTIME now,
1122                                    const char *service_in,
1123                                    const char *pdev, uint64_t vuid,
1124                                    NTSTATUS *status);
1125 void close_cnum(connection_struct *conn, uint64_t vuid);
1126
1127 /* The following definitions come from smbd/session.c  */
1128 struct sessionid;
1129 struct smbXsrv_session;
1130 bool session_init(void);
1131 bool session_claim(struct smbXsrv_session *session);
1132 void session_yield(struct smbXsrv_session *session);
1133 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1134 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1135                   const char *machine, struct sessionid **session_list);
1136
1137 /* The following definitions come from smbd/sesssetup.c  */
1138
1139 void reply_sesssetup_and_X(struct smb_request *req);
1140
1141 /* The following definitions come from smbd/share_access.c  */
1142
1143 bool token_contains_name_in_list(const char *username,
1144                                  const char *domain,
1145                                  const char *sharename,
1146                                  const struct security_token *token,
1147                                  const char **list);
1148 bool user_ok_token(const char *username, const char *domain,
1149                    const struct security_token *token, int snum);
1150 bool is_share_read_only_for_token(const char *username,
1151                                   const char *domain,
1152                                   const struct security_token *token,
1153                                   connection_struct *conn);
1154
1155 /* The following definitions come from smbd/srvstr.c  */
1156
1157 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1158                       const char *src, int dest_len, int flags, size_t *ret_len);
1159 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1160
1161 /* The following definitions come from smbd/statcache.c  */
1162
1163 void stat_cache_add( const char *full_orig_name,
1164                 const char *translated_path,
1165                 NTTIME twrp,
1166                 bool case_sensitive);
1167 bool stat_cache_lookup(connection_struct *conn,
1168                         char **pp_name,
1169                         char **pp_dirpath,
1170                         char **pp_start,
1171                         NTTIME twrp,
1172                         SMB_STRUCT_STAT *pst);
1173 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1174                                     const char *name);
1175 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1176                                     const char *name);
1177 void stat_cache_delete(const char *name);
1178 struct TDB_DATA;
1179 unsigned int fast_string_hash(struct TDB_DATA *key);
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 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1204 void send_trans2_replies(connection_struct *conn,
1205                         struct smb_request *req,
1206                         NTSTATUS status,
1207                          const char *params,
1208                          int paramsize,
1209                          const char *pdata,
1210                          int datasize,
1211                          int max_data_bytes);
1212 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1213 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1214                 connection_struct *conn,
1215                 struct smb_request *req,
1216                 bool overwrite_if_exists,
1217                 const struct smb_filename *smb_fname_old,
1218                 struct smb_filename *smb_fname_new);
1219 NTSTATUS smb_set_file_time(connection_struct *conn,
1220                            files_struct *fsp,
1221                            struct smb_filename *smb_fname,
1222                            struct smb_file_time *ft,
1223                            bool setting_write_time);
1224 void reply_findclose(struct smb_request *req);
1225 void reply_findnclose(struct smb_request *req);
1226 void reply_trans2(struct smb_request *req);
1227 void reply_transs2(struct smb_request *req);
1228
1229 enum perm_type {
1230         PERM_NEW_FILE,
1231         PERM_NEW_DIR,
1232         PERM_EXISTING_FILE,
1233         PERM_EXISTING_DIR
1234 };
1235
1236 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1237                               const SMB_STRUCT_STAT *psbuf,
1238                               uint32_t perms,
1239                               enum perm_type ptype,
1240                               mode_t *ret_perms);
1241
1242 /* The following definitions come from smbd/uid.c  */
1243
1244 bool change_to_guest(void);
1245 NTSTATUS check_user_share_access(connection_struct *conn,
1246                                 const struct auth_session_info *session_info,
1247                                 uint32_t *p_share_access,
1248                                 bool *p_readonly_share);
1249 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1250 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1251 bool smbd_change_to_root_user(void);
1252 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1253 bool smbd_unbecome_authenticated_pipe_user(void);
1254 void become_root(void);
1255 void unbecome_root(void);
1256 void smbd_become_root(void);
1257 void smbd_unbecome_root(void);
1258 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1259 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1260 bool become_user_without_service_by_session(connection_struct *conn,
1261                             const struct auth_session_info *session_info);
1262 bool unbecome_user_without_service(void);
1263 uid_t get_current_uid(connection_struct *conn);
1264 gid_t get_current_gid(connection_struct *conn);
1265 const struct security_unix_token *get_current_utok(connection_struct *conn);
1266 const struct security_token *get_current_nttok(connection_struct *conn);
1267
1268 /* The following definitions come from smbd/utmp.c  */
1269
1270 void sys_utmp_claim(const char *username, const char *hostname,
1271                     const char *id_str, int id_num);
1272 void sys_utmp_yield(const char *username, const char *hostname,
1273                     const char *id_str, int id_num);
1274
1275 /* The following definitions come from smbd/vfs.c  */
1276
1277 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1278 bool smbd_vfs_init(connection_struct *conn);
1279 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1280 bool vfs_valid_pread_range(off_t offset, size_t length);
1281 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1282 ssize_t vfs_pwrite_data(struct smb_request *req,
1283                         files_struct *fsp,
1284                         const char *buffer,
1285                         size_t N,
1286                         off_t offset);
1287 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1288 int vfs_set_filelen(files_struct *fsp, off_t len);
1289 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1290 int vfs_fill_sparse(files_struct *fsp, off_t len);
1291 int vfs_set_blocking(files_struct *fsp, bool set);
1292 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1293 const char *vfs_readdirname(connection_struct *conn,
1294                             struct files_struct *dirfsp,
1295                             void *p,
1296                             SMB_STRUCT_STAT *sbuf,
1297                             char **talloced);
1298 int vfs_ChDir(connection_struct *conn,
1299                         const struct smb_filename *smb_fname);
1300 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1301 NTSTATUS check_reduced_name(connection_struct *conn,
1302                         const struct smb_filename *cwd_fname,
1303                         const struct smb_filename *smb_fname);
1304 int vfs_stat(struct connection_struct *conn,
1305              struct smb_filename *smb_fname);
1306 int vfs_stat_smb_basename(struct connection_struct *conn,
1307                         const struct smb_filename *smb_fname_in,
1308                         SMB_STRUCT_STAT *psbuf);
1309 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1310 NTSTATUS vfs_fstreaminfo(struct files_struct *fsp,
1311                         TALLOC_CTX *mem_ctx,
1312                         unsigned int *num_streams,
1313                         struct stream_struct **streams);
1314 void init_smb_file_time(struct smb_file_time *ft);
1315 int vfs_fake_fd(void);
1316 int vfs_fake_fd_close(int fd);
1317
1318 /* The following definitions come from smbd/avahi_register.c */
1319
1320 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1321                            uint16_t port);
1322
1323 /* The following definitions come from smbd/smb2_create.c */
1324
1325 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1326                                     TALLOC_CTX *mem_ctx,
1327                                     DATA_BLOB *cookie_blob);
1328 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1329                                         const DATA_BLOB old_cookie,
1330                                         TALLOC_CTX *mem_ctx,
1331                                         DATA_BLOB *new_cookie);
1332 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1333                                        struct smb_request *smb1req,
1334                                        struct smbXsrv_open *op,
1335                                        const DATA_BLOB old_cookie,
1336                                        TALLOC_CTX *mem_ctx,
1337                                        files_struct **result,
1338                                        DATA_BLOB *new_cookie);
1339
1340 #endif /* _SMBD_PROTO_H_ */