source3/smbd/proto.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Main SMB server routines
   4  *
   5  *  Copyright (C) Andrew Tridgell                       1992-2002,2006
   6  *  Copyright (C) Jeremy Allison                        1992-2010
   7  *  Copyright (C) Volker Lendecke                       1993-2009
   8  *  Copyright (C) John H Terpstra                       1995-1998
   9  *  Copyright (C) Luke Kenneth Casson Leighton          1996-1998
  10  *  Copyright (C) Paul Ashton                           1997-1998
  11  *  Copyright (C) Tim Potter                            1999-2000
  12  *  Copyright (C) T.D.Lee@durham.ac.uk                  1999
  13  *  Copyright (C) Ying Chen                             2000
  14  *  Copyright (C) Shirish Kalele                        2000
  15  *  Copyright (C) Andrew Bartlett                       2001-2003
  16  *  Copyright (C) Alexander Bokovoy                     2002,2005
  17  *  Copyright (C) Simo Sorce                            2001-2002,2009
  18  *  Copyright (C) Andreas Gruenbacher                   2002
  19  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>       2002
  20  *  Copyright (C) Martin Pool                           2002
  21  *  Copyright (C) Luke Howard                           2003
  22  *  Copyright (C) Stefan (metze) Metzmacher             2003,2009
  23  *  Copyright (C) Steve French                          2005
  24  *  Copyright (C) Gerald (Jerry) Carter                 2006
  25  *  Copyright (C) James Peach                           2006-2007
  26  *  Copyright (C) Jelmer Vernooij                       2002-2003
  27  *  Copyright (C) Michael Adam                          2007
  28  *  Copyright (C) Rishi Srivatsavai                     2007
  29  *  Copyright (C) Tim Prouty                            2009
  30  *  Copyright (C) Gregor Beck                           2011
  31  *
  32  *  This program is free software; you can redistribute it and/or modify
  33  *  it under the terms of the GNU General Public License as published by
  34  *  the Free Software Foundation; either version 3 of the License, or
  35  *  (at your option) any later version.
  36  *
  37  *  This program is distributed in the hope that it will be useful,
  38  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  39  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  40  *  GNU General Public License for more details.
  41  *
  42  *  You should have received a copy of the GNU General Public License
  43  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  44  */
  45
  46 #ifndef _SMBD_PROTO_H_
  47 #define _SMBD_PROTO_H_
  48
  49 /* The following definitions come from smbd/signing.c  */
  50
  51 struct smbXsrv_connection;
  52
  53 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
  54                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  55 void srv_calculate_sign_mac(struct smbXsrv_connection *conn,
  56                             char *outbuf, uint32_t seqnum);
  57 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
  58 bool srv_init_signing(struct smbXsrv_connection *conn);
  59 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
  60                                 bool allowed, bool mandatory);
  61 bool srv_is_signing_active(struct smbXsrv_connection *conn);
  62 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
  63 void srv_set_signing(struct smbXsrv_connection *conn,
  64                      const DATA_BLOB user_session_key,
  65                      const DATA_BLOB response);
  66
  67 /* The following definitions come from smbd/aio.c  */
  68
  69 struct aio_extra;
  70 bool aio_write_through_requested(struct aio_extra *aio_ex);
  71 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  72                              struct smb_request *req,
  73                              files_struct *fsp, off_t startpos,
  74                              size_t smb_maxcnt);
  75 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  76                               struct smb_request *req,
  77                               files_struct *fsp, const char *data,
  78                               off_t startpos,
  79                               size_t numtowrite);
  80 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  81                                 struct smb_request *smbreq,
  82                                 files_struct *fsp,
  83                                 TALLOC_CTX *ctx,
  84                                 DATA_BLOB *preadbuf,
  85                                 off_t startpos,
  86                                 size_t smb_maxcnt);
  87 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  88                                 struct smb_request *smbreq,
  89                                 files_struct *fsp,
  90                                 uint64_t in_offset,
  91                                 DATA_BLOB in_data,
  92                                 bool write_through);
  93 bool cancel_smb2_aio(struct smb_request *smbreq);
  94 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  95
  96 /* The following definitions come from smbd/blocking.c  */
  97
  98 void brl_timeout_fn(struct tevent_context *event_ctx,
  99                 struct tevent_timer *te,
 100                 struct timeval now,
 101                 void *private_data);
 102 struct timeval timeval_brl_min(const struct timeval *tv1,
 103                         const struct timeval *tv2);
 104 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 105 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 106                 struct smb_request *req,
 107                 files_struct *fsp,
 108                 int lock_timeout,
 109                 int lock_num,
 110                 uint64_t smblctx,
 111                 enum brl_type lock_type,
 112                 enum brl_flavour lock_flav,
 113                 uint64_t offset,
 114                 uint64_t count,
 115                 uint64_t blocking_smblctx);
 116 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 117                         struct byte_range_lock *br_lck,
 118                         enum file_close_type close_type);
 119 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 120                         struct byte_range_lock *br_lck,
 121                         enum file_close_type close_type);
 122 void remove_pending_lock_requests_by_mid_smb1(
 123         struct smbd_server_connection *sconn, uint64_t mid);
 124 bool blocking_lock_was_deferred_smb1(
 125         struct smbd_server_connection *sconn, uint64_t mid);
 126 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 127                         uint64_t smblctx,
 128                         uint64_t offset,
 129                         uint64_t count,
 130                         enum brl_flavour lock_flav,
 131                         unsigned char locktype,
 132                         NTSTATUS err);
 133
 134 /* The following definitions come from smbd/close.c  */
 135
 136 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 137 NTSTATUS close_file(struct smb_request *req, 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                               struct server_id self);
 152
 153 /* The following definitions come from smbd/conn.c  */
 154
 155 int conn_num_open(struct smbd_server_connection *sconn);
 156 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 157 connection_struct *conn_new(struct smbd_server_connection *sconn);
 158 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 159 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 160 void conn_free(connection_struct *conn);
 161 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 162 void msg_force_tdis(struct messaging_context *msg,
 163                     void *private_data,
 164                     uint32_t msg_type,
 165                     struct server_id server_id,
 166                     DATA_BLOB *data);
 167
 168 /* The following definitions come from smbd/connection.c  */
 169
 170 int count_current_connections(const char *sharename, bool verify);
 171 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 172
 173 /* The following definitions come from smbd/dfree.c  */
 174
 175 uint64_t sys_disk_free(connection_struct *conn, struct smb_filename *fname,
 176                        uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 177 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 178                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 179 void flush_dfree_cache(void);
 180
 181 /* The following definitions come from smbd/dir.c  */
 182
 183 bool init_dptrs(struct smbd_server_connection *sconn);
 184 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 185 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 186 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 187 void dptr_close(struct smbd_server_connection *sconn, int *key);
 188 void dptr_closecnum(connection_struct *conn);
 189 void dptr_idlecnum(connection_struct *conn);
 190 void dptr_closepath(struct smbd_server_connection *sconn,
 191                     char *path,uint16_t spid);
 192 NTSTATUS dptr_create(connection_struct *conn,
 193                 struct smb_request *req,
 194                 files_struct *fsp,
 195                 const struct smb_filename *smb_dname,
 196                 bool old_handle,
 197                 bool expect_close,
 198                 uint16_t spid,
 199                 const char *wcard,
 200                 bool wcard_has_wild,
 201                 uint32_t attr,
 202                 struct dptr_struct **dptr_ret);
 203 void dptr_CloseDir(files_struct *fsp);
 204 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 205 long dptr_TellDir(struct dptr_struct *dptr);
 206 bool dptr_has_wild(struct dptr_struct *dptr);
 207 int dptr_dnum(struct dptr_struct *dptr);
 208 bool dptr_get_priv(struct dptr_struct *dptr);
 209 void dptr_set_priv(struct dptr_struct *dptr);
 210 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 211 bool dptr_fill(struct smbd_server_connection *sconn,
 212                char *buf1,unsigned int key);
 213 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 214                                char *buf,int *num);
 215 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 216                                        int dptr_num);
 217 bool get_dir_entry(TALLOC_CTX *ctx,
 218                 struct dptr_struct *dirptr,
 219                 const char *mask,
 220                 uint32_t dirtype,
 221                 char **pp_fname_out,
 222                 off_t *size,
 223                 uint32_t *mode,
 224                 struct timespec *date,
 225                 bool check_descend,
 226                 bool ask_sharemode);
 227 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 228 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
 229                         connection_struct *conn,
 230                         const struct smb_filename *smb_fname,
 231                         const char *mask,
 232                         uint32_t attr);
 233 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 234                         SMB_STRUCT_STAT *sbuf, char **talloced);
 235 void RewindDir(struct smb_Dir *dirp, long *poffset);
 236 void SeekDir(struct smb_Dir *dirp, long offset);
 237 long TellDir(struct smb_Dir *dirp);
 238 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 239 NTSTATUS can_delete_directory(struct connection_struct *conn,
 240                                 const char *dirname);
 241 bool have_file_open_below(connection_struct *conn,
 242                         const struct smb_filename *name);
 243
 244 /* The following definitions come from smbd/dmapi.c  */
 245
 246 const void *dmapi_get_current_session(void);
 247 bool dmapi_have_session(void);
 248 bool dmapi_new_session(void);
 249 bool dmapi_destroy_session(void);
 250 uint32_t dmapi_file_flags(const char * const path);
 251
 252 /* The following definitions come from smbd/dnsregister.c  */
 253
 254 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 255                                   TALLOC_CTX *mem_ctx,
 256                                   uint16_t port);
 257
 258 /* The following definitions come from smbd/dosmode.c  */
 259
 260 mode_t unix_mode(connection_struct *conn, int dosmode,
 261                  const struct smb_filename *smb_fname,
 262                  const char *inherit_from_dir);
 263 uint32_t dos_mode_msdfs(connection_struct *conn,
 264                       const struct smb_filename *smb_fname);
 265 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 266 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 267                                     struct tevent_context *ev,
 268                                     files_struct *dir_fsp,
 269                                     struct smb_filename *smb_fname);
 270 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 271 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 272                      uint32_t dosmode, const char *parent_dir, bool newfile);
 273 NTSTATUS file_set_sparse(connection_struct *conn,
 274                          struct files_struct *fsp,
 275                          bool sparse);
 276 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 277                 struct smb_file_time *ft);
 278 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 279 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 280                                struct timespec mtime);
 281
 282 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
 283                               struct smb_filename *smb_fname,
 284                               uint32_t *pattr);
 285 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 286                               const struct smb_filename *smb_fname,
 287                               uint32_t dosmode);
 288
 289 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 290                                 const struct smb_filename *smb_fname,
 291                                 struct timespec create_time);
 292
 293 struct timespec get_create_timespec(connection_struct *conn,
 294                                 struct files_struct *fsp,
 295                                 const struct smb_filename *smb_fname);
 296
 297 struct timespec get_change_timespec(connection_struct *conn,
 298                                 struct files_struct *fsp,
 299                                 const struct smb_filename *smb_fname);
 300
 301 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 302                                   DATA_BLOB blob,
 303                                   uint32_t *pattr);
 304
 305 /* The following definitions come from smbd/error.c  */
 306
 307 bool use_nt_status(void);
 308 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 309 size_t error_packet(char *outbuf,
 310                     uint8_t eclass,
 311                     uint32_t ecode,
 312                     NTSTATUS ntstatus,
 313                     int line,
 314                     const char *file);
 315 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 316                     int line, const char *file);
 317 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 318                     int line, const char *file);
 319 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 320                       NTSTATUS status, int line, const char *file);
 321 void reply_openerror(struct smb_request *req, NTSTATUS status);
 322
 323 /* The following definitions come from smbd/file_access.c  */
 324
 325 bool can_delete_file_in_directory(connection_struct *conn,
 326                                   const struct smb_filename *smb_fname);
 327 bool can_write_to_file(connection_struct *conn,
 328                        const struct smb_filename *smb_fname);
 329 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 330 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 331
 332 /* The following definitions come from smbd/fileio.c  */
 333
 334 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 335 void fsp_flush_write_time_update(struct files_struct *fsp);
 336 void trigger_write_time_update(struct files_struct *fsp);
 337 void trigger_write_time_update_immediate(struct files_struct *fsp);
 338 void mark_file_modified(files_struct *fsp);
 339 ssize_t write_file(struct smb_request *req,
 340                         files_struct *fsp,
 341                         const char *data,
 342                         off_t pos,
 343                         size_t n);
 344 void delete_write_cache(files_struct *fsp);
 345 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 346 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 347 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 348 int fsp_stat(files_struct *fsp);
 349
 350 /* The following definitions come from smbd/filename.c  */
 351
 352 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 353 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 354 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 355                       connection_struct *conn,
 356                       const char *orig_path,
 357                       struct smb_filename **smb_fname,
 358                       uint32_t ucf_flags);
 359 NTSTATUS check_name(connection_struct *conn,
 360                         const struct smb_filename *smb_fname);
 361 int get_real_filename(connection_struct *conn, const char *path,
 362                       const char *name, TALLOC_CTX *mem_ctx,
 363                       char **found_name);
 364 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 365                         connection_struct *conn,
 366                         const char *name_in,
 367                         uint32_t ucf_flags,
 368                         time_t *twrp,
 369                         bool *ppath_contains_wcard,
 370                         struct smb_filename **pp_smb_fname);
 371 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 372                         connection_struct *conn,
 373                         struct smb_request *smbreq,
 374                         const char *name_in,
 375                         uint32_t ucf_flags,
 376                         bool *ppath_contains_wcard,
 377                         struct smb_filename **pp_smb_fname);
 378
 379 /* The following definitions come from smbd/files.c  */
 380
 381 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 382                  files_struct **result);
 383 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 384                   files_struct **result);
 385 void file_close_conn(connection_struct *conn);
 386 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
 387                     uint64_t vuid);
 388 bool file_init_global(void);
 389 bool file_init(struct smbd_server_connection *sconn);
 390 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 391 struct files_struct *files_forall(
 392         struct smbd_server_connection *sconn,
 393         struct files_struct *(*fn)(struct files_struct *fsp,
 394                                    void *private_data),
 395         void *private_data);
 396 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 397 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 398                             struct file_id id, unsigned long gen_id);
 399 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 400                                  struct file_id id);
 401 files_struct *file_find_di_next(files_struct *start_fsp);
 402 struct files_struct *file_find_one_fsp_from_lease_key(
 403         struct smbd_server_connection *sconn,
 404         const struct smb2_lease_key *lease_key);
 405 bool file_find_subpath(files_struct *dir_fsp);
 406 void fsp_free(files_struct *fsp);
 407 void file_free(struct smb_request *req, files_struct *fsp);
 408 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 409 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 410                                   uint64_t persistent_id,
 411                                   uint64_t volatile_id);
 412 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 413                                    uint64_t persistent_id,
 414                                    uint64_t volatile_id);
 415 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 416                       uint32_t access_mask, uint32_t share_access,
 417                       uint32_t create_options, files_struct *to);
 418 NTSTATUS file_name_hash(connection_struct *conn,
 419                         const char *name, uint32_t *p_name_hash);
 420 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 421                            const struct smb_filename *smb_fname_in);
 422 const struct GUID *fsp_client_guid(const files_struct *fsp);
 423 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 424
 425 /* The following definitions come from smbd/ipc.c  */
 426
 427 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 428 void send_trans_reply(connection_struct *conn,
 429                       struct smb_request *req,
 430                       char *rparam, int rparam_len,
 431                       char *rdata, int rdata_len,
 432                       bool buffer_too_large);
 433 void reply_trans(struct smb_request *req);
 434 void reply_transs(struct smb_request *req);
 435
 436 /* The following definitions come from smbd/lanman.c  */
 437
 438 void api_reply(connection_struct *conn, uint64_t vuid,
 439                struct smb_request *req,
 440                char *data, char *params,
 441                int tdscnt, int tpscnt,
 442                int mdrcnt, int mprcnt);
 443
 444 /* The following definitions come from smbd/mangle.c  */
 445
 446 void mangle_reset_cache(void);
 447 void mangle_change_to_posix(void);
 448 bool mangle_is_mangled(const char *s, const struct share_params *p);
 449 bool mangle_is_8_3(const char *fname, bool check_case,
 450                    const struct share_params *p);
 451 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 452                              const struct share_params *p);
 453 bool mangle_must_mangle(const char *fname,
 454                    const struct share_params *p);
 455 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 456                         const char *in,
 457                         char **out, /* talloced on the given context. */
 458                         const struct share_params *p);
 459 bool name_to_8_3(const char *in,
 460                 char out[13],
 461                 bool cache83,
 462                 const struct share_params *p);
 463
 464 /* The following definitions come from smbd/mangle_hash.c  */
 465
 466 const struct mangle_fns *mangle_hash_init(void);
 467
 468 /* The following definitions come from smbd/mangle_hash2.c  */
 469
 470 const struct mangle_fns *mangle_hash2_init(void);
 471 const struct mangle_fns *posix_mangle_init(void);
 472
 473 /* The following definitions come from smbd/message.c  */
 474
 475 void reply_sends(struct smb_request *req);
 476 void reply_sendstrt(struct smb_request *req);
 477 void reply_sendtxt(struct smb_request *req);
 478 void reply_sendend(struct smb_request *req);
 479
 480 /* The following definitions come from smbd/msdfs.c  */
 481
 482 bool is_msdfs_link(connection_struct *conn,
 483                 struct smb_filename *smb_fname);
 484 struct junction_map;
 485 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 486                            const char *dfs_path,
 487                            const struct tsocket_address *remote_address,
 488                            const struct tsocket_address *local_address,
 489                            bool allow_broken_path,
 490                            struct junction_map *jucn,
 491                            int *consumedcntp,
 492                            bool *self_referralp);
 493 int setup_dfs_referral(connection_struct *orig_conn,
 494                         const char *dfs_path,
 495                         int max_referral_level,
 496                         char **ppdata, NTSTATUS *pstatus);
 497 bool create_junction(TALLOC_CTX *ctx,
 498                 const char *dfs_path,
 499                 bool allow_broken_path,
 500                 struct junction_map *jucn);
 501 bool create_msdfs_link(const struct junction_map *jucn);
 502 bool remove_msdfs_link(const struct junction_map *jucn);
 503 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 504 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 505                                 connection_struct *conn,
 506                                 const char *name_in,
 507                                 uint32_t ucf_flags,
 508                                 bool allow_broken_path,
 509                                 char **pp_name_out,
 510                                 bool *ppath_contains_wcard);
 511 struct connection_struct;
 512 struct smb_filename;
 513 struct conn_struct_tos {
 514         struct connection_struct *conn;
 515         struct smb_filename *oldcwd_fname;
 516 };
 517 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 518                                 int snum,
 519                                 const char *path,
 520                                 const struct auth_session_info *session_info,
 521                                 struct conn_struct_tos **_c);
 522 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 523                                     int snum,
 524                                     const char *path,
 525                                     const struct auth_session_info *session_info,
 526                                     struct conn_struct_tos **_c);
 527
 528 /* The following definitions come from smbd/negprot.c  */
 529
 530 void reply_negprot(struct smb_request *req);
 531
 532 /* The following definitions come from smbd/notify.c  */
 533
 534 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 535 void change_notify_reply(struct smb_request *req,
 536                          NTSTATUS error_code,
 537                          uint32_t max_param,
 538                          struct notify_change_buf *notify_buf,
 539                          void (*reply_fn)(struct smb_request *req,
 540                                           NTSTATUS error_code,
 541                                           uint8_t *buf, size_t len));
 542 void notify_callback(struct smbd_server_connection *sconn,
 543                      void *private_data, struct timespec when,
 544                      const struct notify_event *e);
 545 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
 546                               bool recursive);
 547 NTSTATUS change_notify_add_request(struct smb_request *req,
 548                                 uint32_t max_param,
 549                                 uint32_t filter, bool recursive,
 550                                 struct files_struct *fsp,
 551                                 void (*reply_fn)(struct smb_request *req,
 552                                         NTSTATUS error_code,
 553                                         uint8_t *buf, size_t len));
 554 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 555                                 void *private_data, uint32_t msg_type,
 556                                 struct server_id server_id, DATA_BLOB *data);
 557 void smbd_notifyd_restarted(struct messaging_context *msg,
 558                             void *private_data, uint32_t msg_type,
 559                             struct server_id server_id, DATA_BLOB *data);
 560 void remove_pending_change_notify_requests_by_mid(
 561         struct smbd_server_connection *sconn, uint64_t mid);
 562 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 563                                                   NTSTATUS status);
 564 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 565                   const char *path);
 566 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 567 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 568                                                      struct tevent_context *ev);
 569
 570 /* The following definitions come from smbd/notify_inotify.c  */
 571
 572 int inotify_watch(TALLOC_CTX *mem_ctx,
 573                   struct sys_notify_context *ctx,
 574                   const char *path,
 575                   uint32_t *filter,
 576                   uint32_t *subdir_filter,
 577                   void (*callback)(struct sys_notify_context *ctx,
 578                                    void *private_data,
 579                                    struct notify_event *ev,
 580                                    uint32_t filter),
 581                   void *private_data,
 582                   void *handle_p);
 583
 584 int fam_watch(TALLOC_CTX *mem_ctx,
 585               struct sys_notify_context *ctx,
 586               const char *path,
 587               uint32_t *filter,
 588               uint32_t *subdir_filter,
 589               void (*callback)(struct sys_notify_context *ctx,
 590                                void *private_data,
 591                                struct notify_event *ev,
 592                                uint32_t filter),
 593               void *private_data,
 594               void *handle_p);
 595
 596
 597 /* The following definitions come from smbd/notify_internal.c  */
 598
 599 struct notify_context *notify_init(
 600         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 601         struct smbd_server_connection *sconn,
 602         void (*callback)(struct smbd_server_connection *sconn,
 603                          void *, struct timespec,
 604                          const struct notify_event *));
 605 NTSTATUS notify_add(struct notify_context *ctx,
 606                     const char *path, uint32_t filter, uint32_t subdir_filter,
 607                     void *private_data);
 608 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 609                        char *path);
 610 void notify_trigger(struct notify_context *notify,
 611                     uint32_t action, uint32_t filter,
 612                     const char *dir, const char *path);
 613
 614 struct notify_instance;
 615 NTSTATUS notify_walk(struct notify_context *notify,
 616                      bool (*fn)(const char *path, struct server_id server,
 617                                 const struct notify_instance *instance,
 618                                 void *private_data),
 619                      void *private_data);
 620
 621 /* The following definitions come from smbd/ntquotas.c  */
 622
 623 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 624                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 625 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 626 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 627 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 628
 629 /* The following definitions come from smbd/nttrans.c  */
 630
 631 void reply_ntcreate_and_X(struct smb_request *req);
 632 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 633                        uint32_t security_info_sent);
 634 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 635                        uint32_t security_info_sent);
 636 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 637 void reply_ntcancel(struct smb_request *req);
 638 void reply_ntrename(struct smb_request *req);
 639 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 640                                         TALLOC_CTX *mem_ctx,
 641                                         files_struct *fsp,
 642                                         uint32_t security_info_wanted,
 643                                         uint32_t max_data_count,
 644                                         uint8_t **ppmarshalled_sd,
 645                                         size_t *psd_size);
 646 #ifdef HAVE_SYS_QUOTAS
 647
 648 struct smb2_query_quota_info;
 649
 650 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 651                                      files_struct *fsp,
 652                                      bool restart_scan,
 653                                      bool return_single,
 654                                      uint32_t sid_list_length,
 655                                      DATA_BLOB *sidbuffer,
 656                                      uint32_t max_data_count,
 657                                      uint8_t **p_data,
 658                                      uint32_t *p_data_size);
 659 #endif
 660 void reply_nttrans(struct smb_request *req);
 661 void reply_nttranss(struct smb_request *req);
 662
 663 /* The following definitions come from smbd/open.c  */
 664
 665 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 666                                 const struct smb_filename *smb_fname,
 667                                 bool use_privs,
 668                                 uint32_t access_mask);
 669 NTSTATUS check_parent_access(struct connection_struct *conn,
 670                                 struct smb_filename *smb_fname,
 671                                 uint32_t access_mask);
 672 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 673                  int flags, mode_t mode);
 674 NTSTATUS fd_close(files_struct *fsp);
 675 void change_file_owner_to_parent(connection_struct *conn,
 676                                  const char *inherit_from_dir,
 677                                  files_struct *fsp);
 678 bool is_stat_open(uint32_t access_mask);
 679 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 680                             const struct file_id *id,
 681                             const struct share_mode_entry *exclusive,
 682                             uint16_t break_to);
 683 struct deferred_open_record;
 684 bool is_deferred_open_async(const struct deferred_open_record *rec);
 685 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 686                           struct smb_filename *smb_dname);
 687 void msg_file_was_renamed(struct messaging_context *msg,
 688                           void *private_data,
 689                           uint32_t msg_type,
 690                           struct server_id server_id,
 691                           DATA_BLOB *data);
 692 int find_share_mode_lease(struct share_mode_data *d,
 693                           const struct GUID *client_guid,
 694                           const struct smb2_lease_key *key);
 695 struct share_mode_lease;
 696 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
 697                                  const struct smb2_lease_key *key,
 698                                  const struct share_mode_lease *l);
 699 NTSTATUS create_file_default(connection_struct *conn,
 700                              struct smb_request *req,
 701                              uint16_t root_dir_fid,
 702                              struct smb_filename * smb_fname,
 703                              uint32_t access_mask,
 704                              uint32_t share_access,
 705                              uint32_t create_disposition,
 706                              uint32_t create_options,
 707                              uint32_t file_attributes,
 708                              uint32_t oplock_request,
 709                              struct smb2_lease *lease,
 710                              uint64_t allocation_size,
 711                              uint32_t private_flags,
 712                              struct security_descriptor *sd,
 713                              struct ea_list *ea_list,
 714                              files_struct **result,
 715                              int *pinfo,
 716                              const struct smb2_create_blobs *in_context_blobs,
 717                              struct smb2_create_blobs *out_context_blobs);
 718
 719 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 720                                    struct smb_request *req,
 721                                    uint16_t root_dir_fid,
 722                                    const struct smb_filename *smb_fname,
 723                                    struct smb_filename **smb_fname_out);
 724
 725 /* The following definitions come from smbd/oplock.c  */
 726
 727 uint32_t get_lease_type(const struct share_mode_data *d,
 728                         const struct share_mode_entry *e);
 729 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
 730
 731 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 732 NTSTATUS set_file_oplock(files_struct *fsp);
 733 bool remove_oplock_under_lock(files_struct *fsp, struct share_mode_lock *lck);
 734 bool remove_oplock(files_struct *fsp);
 735 bool downgrade_oplock(files_struct *fsp);
 736 bool fsp_lease_update(struct share_mode_lock *lck,
 737                       const struct GUID *client_guid,
 738                       struct fsp_lease *lease);
 739 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 740                         uint32_t num_file_ids,
 741                         const struct file_id *ids,
 742                         const struct smb2_lease_key *key,
 743                         uint32_t lease_state);
 744 void contend_level2_oplocks_begin(files_struct *fsp,
 745                                   enum level2_contention_type type);
 746 void contend_level2_oplocks_end(files_struct *fsp,
 747                                 enum level2_contention_type type);
 748 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 749                                   enum level2_contention_type type);
 750 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 751                                 enum level2_contention_type type);
 752 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 753                                  const struct share_mode_entry *e);
 754 void message_to_share_mode_entry(struct file_id *id,
 755                                  struct share_mode_entry *e,
 756                                  const char *msg);
 757 bool init_oplocks(struct smbd_server_connection *sconn);
 758 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 759
 760 /* The following definitions come from smbd/oplock_linux.c  */
 761
 762 void linux_set_lease_capability(void);
 763 int linux_set_lease_sighandler(int fd);
 764 int linux_setlease(int fd, int leasetype);
 765 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 766
 767 /* The following definitions come from smbd/password.c  */
 768
 769 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 770                                           uint64_t vuid);
 771 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 772 int register_homes_share(const char *username);
 773
 774 /* The following definitions come from smbd/pipes.c  */
 775
 776 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 777                       struct files_struct **pfsp);
 778 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 779 void reply_pipe_write(struct smb_request *req);
 780 void reply_pipe_write_and_X(struct smb_request *req);
 781 void reply_pipe_read_and_X(struct smb_request *req);
 782
 783 /* The following definitions come from smbd/posix_acls.c  */
 784
 785 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 786 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 787 uint32_t map_canon_ace_perms(int snum,
 788                                 enum security_ace_type *pacl_type,
 789                                 mode_t perms,
 790                                 bool directory_ace);
 791 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 792 bool current_user_in_group(connection_struct *conn, gid_t gid);
 793 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 794 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 795                            TALLOC_CTX *mem_ctx,
 796                            struct security_descriptor **ppdesc);
 797 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
 798                         const struct smb_filename *smb_fname_in,
 799                         uint32_t security_info,
 800                         TALLOC_CTX *mem_ctx,
 801                         struct security_descriptor **ppdesc);
 802 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 803 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 804 int get_acl_group_bits( connection_struct *conn,
 805                         const struct smb_filename *smb_fname,
 806                         mode_t *mode);
 807 int inherit_access_posix_acl(connection_struct *conn,
 808                         const char *inherit_from_dir,
 809                         const struct smb_filename *smb_fname,
 810                         mode_t mode);
 811 bool set_unix_posix_default_acl(connection_struct *conn,
 812                                 const struct smb_filename *smb_fname,
 813                                 uint16_t num_def_acls, const char *pdata);
 814 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 815                                 const struct smb_filename *smb_fname,
 816                                 uint16_t num_acls,
 817                                 const char *pdata);
 818 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 819                              uint32_t security_info_wanted,
 820                              struct security_descriptor **sd);
 821 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 822                                 const struct smb_filename *smb_fname,
 823                                 TALLOC_CTX *mem_ctx,
 824                                 char **blob_description,
 825                                 DATA_BLOB *blob);
 826 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 827                               files_struct *fsp,
 828                               TALLOC_CTX *mem_ctx,
 829                               char **blob_description,
 830                               DATA_BLOB *blob);
 831
 832 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 833
 834 const struct enum_list *get_default_acl_style_list(void);
 835
 836 NTSTATUS make_default_filesystem_acl(
 837         TALLOC_CTX *ctx,
 838         enum default_acl_style acl_style,
 839         const char *name,
 840         const SMB_STRUCT_STAT *psbuf,
 841         struct security_descriptor **ppdesc);
 842
 843 /* The following definitions come from smbd/process.c  */
 844
 845 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 846                   bool no_signing, uint32_t seqnum,
 847                   bool do_encrypt,
 848                   struct smb_perfcount_data *pcd);
 849 size_t srv_set_message(char *buf,
 850                        size_t num_words,
 851                        size_t num_bytes,
 852                        bool zero);
 853 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 854                                       uint64_t mid);
 855 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 856                                         uint64_t mid);
 857 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 858 bool get_deferred_open_message_state(struct smb_request *smbreq,
 859                                 struct timeval *p_request_time,
 860                                 struct deferred_open_record **open_rec);
 861 bool push_deferred_open_message_smb(struct smb_request *req,
 862                                struct timeval request_time,
 863                                struct timeval timeout,
 864                                struct file_id id,
 865                                struct deferred_open_record *open_rec);
 866 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 867 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 868 void smb_request_done(struct smb_request *req);
 869 const char *smb_fn_name(int type);
 870 void add_to_common_flags2(uint32_t v);
 871 void remove_from_common_flags2(uint32_t v);
 872 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 873 bool smb1_is_chain(const uint8_t *buf);
 874 bool smb1_walk_chain(const uint8_t *buf,
 875                      bool (*fn)(uint8_t cmd,
 876                                 uint8_t wct, const uint16_t *vwv,
 877                                 uint16_t num_bytes, const uint8_t *bytes,
 878                                 void *private_data),
 879                      void *private_data);
 880 unsigned smb1_chain_length(const uint8_t *buf);
 881 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 882                       struct smbXsrv_connection *xconn,
 883                       bool encrypted, uint32_t seqnum,
 884                       struct smb_request ***reqs, unsigned *num_reqs);
 885 bool req_is_in_chain(const struct smb_request *req);
 886 void smbd_process(struct tevent_context *ev_ctx,
 887                   struct messaging_context *msg_ctx,
 888                   int sock_fd,
 889                   bool interactive);
 890 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 891
 892 /* The following definitions come from smbd/quotas.c  */
 893
 894 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 895                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 896
 897 /* The following definitions come from smbd/reply.c  */
 898
 899 NTSTATUS check_path_syntax(char *path);
 900 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 901 NTSTATUS check_path_syntax_posix(char *path);
 902 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 903                         const char *inbuf,
 904                         uint16_t smb_flags2,
 905                         char **pp_dest,
 906                         const char *src,
 907                         size_t src_len,
 908                         int flags,
 909                         NTSTATUS *err,
 910                         bool *contains_wcard);
 911 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
 912                         const char *inbuf,
 913                         uint16_t smb_flags2,
 914                         char **pp_dest,
 915                         const char *src,
 916                         size_t src_len,
 917                         int flags,
 918                         NTSTATUS *err,
 919                         bool *contains_wcard);
 920 size_t srvstr_get_path(TALLOC_CTX *ctx,
 921                         const char *inbuf,
 922                         uint16_t smb_flags2,
 923                         char **pp_dest,
 924                         const char *src,
 925                         size_t src_len,
 926                         int flags,
 927                         NTSTATUS *err);
 928 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 929                         const char *inbuf,
 930                         uint16_t smb_flags2,
 931                         char **pp_dest,
 932                         const char *src,
 933                         size_t src_len,
 934                         int flags,
 935                         NTSTATUS *err);
 936 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 937                                  char **pp_dest, const char *src, int flags,
 938                                  NTSTATUS *err, bool *contains_wcard);
 939 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 940                            char **pp_dest, const char *src, int flags,
 941                            NTSTATUS *err);
 942 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 943                               char **dest, const uint8_t *src, int flags);
 944 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 945                     files_struct *fsp);
 946 bool check_fsp(connection_struct *conn, struct smb_request *req,
 947                files_struct *fsp);
 948 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 949                               files_struct *fsp);
 950 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 951 void reply_tcon(struct smb_request *req);
 952 void reply_tcon_and_X(struct smb_request *req);
 953 void reply_unknown_new(struct smb_request *req, uint8_t type);
 954 void reply_ioctl(struct smb_request *req);
 955 void reply_checkpath(struct smb_request *req);
 956 void reply_getatr(struct smb_request *req);
 957 void reply_setatr(struct smb_request *req);
 958 void reply_dskattr(struct smb_request *req);
 959 void reply_search(struct smb_request *req);
 960 void reply_fclose(struct smb_request *req);
 961 void reply_open(struct smb_request *req);
 962 void reply_open_and_X(struct smb_request *req);
 963 void reply_ulogoffX(struct smb_request *req);
 964 void reply_mknew(struct smb_request *req);
 965 void reply_ctemp(struct smb_request *req);
 966 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 967                           uint32_t dirtype, struct smb_filename *smb_fname,
 968                           bool has_wild);
 969 void reply_unlink(struct smb_request *req);
 970 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 971                       off_t startpos, size_t nread);
 972 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 973                             files_struct *fsp,
 974                             ssize_t nread,
 975                             size_t headersize,
 976                             size_t smb_maxcnt);
 977 void reply_readbraw(struct smb_request *req);
 978 void reply_lockread(struct smb_request *req);
 979 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
 980 void reply_read(struct smb_request *req);
 981 void reply_read_and_X(struct smb_request *req);
 982 void error_to_writebrawerr(struct smb_request *req);
 983 void reply_writebraw(struct smb_request *req);
 984 void reply_writeunlock(struct smb_request *req);
 985 void reply_write(struct smb_request *req);
 986 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 987                             const uint8_t *inbuf);
 988 void reply_write_and_X(struct smb_request *req);
 989 void reply_lseek(struct smb_request *req);
 990 void reply_flush(struct smb_request *req);
 991 void reply_exit(struct smb_request *req);
 992 void reply_close(struct smb_request *req);
 993 void reply_writeclose(struct smb_request *req);
 994 void reply_lock(struct smb_request *req);
 995 void reply_unlock(struct smb_request *req);
 996 void reply_tdis(struct smb_request *req);
 997 void reply_echo(struct smb_request *req);
 998 void reply_printopen(struct smb_request *req);
 999 void reply_printclose(struct smb_request *req);
1000 void reply_printqueue(struct smb_request *req);
1001 void reply_printwrite(struct smb_request *req);
1002 void reply_mkdir(struct smb_request *req);
1003 void reply_rmdir(struct smb_request *req);
1004 NTSTATUS rename_internals_fsp(connection_struct *conn,
1005                         files_struct *fsp,
1006                         const struct smb_filename *smb_fname_dst_in,
1007                         uint32_t attrs,
1008                         bool replace_if_exists);
1009 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1010                         connection_struct *conn,
1011                         struct smb_request *req,
1012                         struct smb_filename *smb_fname_src,
1013                         struct smb_filename *smb_fname_dst,
1014                         uint32_t attrs,
1015                         bool replace_if_exists,
1016                         bool src_has_wild,
1017                         bool dest_has_wild,
1018                         uint32_t access_mask);
1019 void reply_mv(struct smb_request *req);
1020 NTSTATUS copy_file(TALLOC_CTX *ctx,
1021                         connection_struct *conn,
1022                         struct smb_filename *smb_fname_src,
1023                         struct smb_filename *smb_fname_dst,
1024                         int ofun,
1025                         int count,
1026                         bool target_is_directory);
1027 void reply_copy(struct smb_request *req);
1028 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1029                     bool large_file_format);
1030 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1031                         bool large_file_format);
1032 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1033                          bool large_file_format);
1034 void reply_lockingX(struct smb_request *req);
1035 void reply_readbmpx(struct smb_request *req);
1036 void reply_readbs(struct smb_request *req);
1037 void reply_setattrE(struct smb_request *req);
1038 void reply_writebmpx(struct smb_request *req);
1039 void reply_writebs(struct smb_request *req);
1040 void reply_getattrE(struct smb_request *req);
1041
1042 /* The following definitions come from smbd/seal.c  */
1043
1044 bool is_encrypted_packet(const uint8_t *inbuf);
1045 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1046 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1047 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1048                             char **buf_out);
1049 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1050                                         unsigned char **ppdata,
1051                                         size_t *p_data_size,
1052                                         unsigned char **pparam,
1053                                         size_t *p_param_size);
1054 NTSTATUS srv_encryption_start(connection_struct *conn);
1055 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1056
1057 /* The following definitions come from smbd/sec_ctx.c  */
1058
1059 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1060 bool push_sec_ctx(void);
1061 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1062 void set_root_sec_ctx(void);
1063 bool pop_sec_ctx(void);
1064 void init_sec_ctx(void);
1065 const struct security_token *sec_ctx_active_token(void);
1066
1067 /* The following definitions come from smbd/server.c  */
1068
1069 struct memcache *smbd_memcache(void);
1070 bool snum_is_shared_printer(int snum);
1071 void delete_and_reload_printers(void);
1072 bool reload_services(struct smbd_server_connection *sconn,
1073                      bool (*snumused) (struct smbd_server_connection *, int),
1074                      bool test);
1075
1076 /* The following definitions come from smbd/server_exit.c  */
1077
1078 void smbd_exit_server(const char *reason) _NORETURN_;
1079 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1080
1081 /* The following definitions come from smbd/service.c  */
1082
1083 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1084 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1085 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1086 bool chdir_current_service(connection_struct *conn);
1087 void load_registry_shares(void);
1088 int add_home_service(const char *service, const char *username, const char *homedir);
1089 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1090 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1091                                         struct smbXsrv_tcon *tcon,
1092                                         int snum,
1093                                         struct user_struct *vuser,
1094                                         const char *pdev,
1095                                         NTSTATUS *pstatus);
1096 connection_struct *make_connection(struct smb_request *req,
1097                                    NTTIME now,
1098                                    const char *service_in,
1099                                    const char *pdev, uint64_t vuid,
1100                                    NTSTATUS *status);
1101 void close_cnum(connection_struct *conn, uint64_t vuid);
1102
1103 /* The following definitions come from smbd/session.c  */
1104 struct sessionid;
1105 struct smbXsrv_session;
1106 bool session_init(void);
1107 bool session_claim(struct smbXsrv_session *session);
1108 void session_yield(struct smbXsrv_session *session);
1109 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1110 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1111                   const char *machine, struct sessionid **session_list);
1112
1113 /* The following definitions come from smbd/sesssetup.c  */
1114
1115 void reply_sesssetup_and_X(struct smb_request *req);
1116
1117 /* The following definitions come from smbd/share_access.c  */
1118
1119 bool token_contains_name_in_list(const char *username,
1120                                  const char *domain,
1121                                  const char *sharename,
1122                                  const struct security_token *token,
1123                                  const char **list);
1124 bool user_ok_token(const char *username, const char *domain,
1125                    const struct security_token *token, int snum);
1126 bool is_share_read_only_for_token(const char *username,
1127                                   const char *domain,
1128                                   const struct security_token *token,
1129                                   connection_struct *conn);
1130
1131 /* The following definitions come from smbd/srvstr.c  */
1132
1133 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1134                       const char *src, int dest_len, int flags, size_t *ret_len);
1135 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1136
1137 /* The following definitions come from smbd/statcache.c  */
1138
1139 void stat_cache_add( const char *full_orig_name,
1140                 char *translated_path,
1141                 bool case_sensitive);
1142 bool stat_cache_lookup(connection_struct *conn,
1143                         bool posix_paths,
1144                         char **pp_name,
1145                         char **pp_dirpath,
1146                         char **pp_start,
1147                         SMB_STRUCT_STAT *pst);
1148 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1149                                     const char *name);
1150 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1151                                     const char *name);
1152 void stat_cache_delete(const char *name);
1153 struct TDB_DATA;
1154 unsigned int fast_string_hash(struct TDB_DATA *key);
1155 bool reset_stat_cache( void );
1156
1157 /* The following definitions come from smbd/statvfs.c  */
1158
1159 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1160
1161 /* The following definitions come from smbd/trans2.c  */
1162
1163 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1164                           uint32_t access_mask);
1165 NTSTATUS check_access(connection_struct *conn,
1166                                 files_struct *fsp,
1167                                 const struct smb_filename *smb_fname,
1168                                 uint32_t access_mask);
1169 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1170 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1171 void aapl_force_zero_file_id(struct smbd_server_connection *sconn);
1172 bool samba_private_attr_name(const char *unix_ea_name);
1173 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1174                         files_struct *fsp,
1175                         const struct smb_filename *smb_fname,
1176                         const char *ea_name,
1177                         struct ea_struct *pea);
1178 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1179                         connection_struct *conn,
1180                         files_struct *fsp,
1181                         const struct smb_filename *smb_fname,
1182                         char ***pnames,
1183                         size_t *pnum_names);
1184 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1185                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1186 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1187 void send_trans2_replies(connection_struct *conn,
1188                         struct smb_request *req,
1189                         NTSTATUS status,
1190                          const char *params,
1191                          int paramsize,
1192                          const char *pdata,
1193                          int datasize,
1194                          int max_data_bytes);
1195 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1196 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1197                 connection_struct *conn,
1198                 struct smb_request *req,
1199                 bool overwrite_if_exists,
1200                 const struct smb_filename *smb_fname_old,
1201                 struct smb_filename *smb_fname_new);
1202 NTSTATUS smb_set_file_time(connection_struct *conn,
1203                            files_struct *fsp,
1204                            const struct smb_filename *smb_fname,
1205                            struct smb_file_time *ft,
1206                            bool setting_write_time);
1207 void reply_findclose(struct smb_request *req);
1208 void reply_findnclose(struct smb_request *req);
1209 void reply_trans2(struct smb_request *req);
1210 void reply_transs2(struct smb_request *req);
1211
1212 /* The following definitions come from smbd/uid.c  */
1213
1214 #define smbd_impersonate_debug_create(main_ev, name, dbg_lvl) \
1215         _smbd_impersonate_debug_create(main_ev, name, dbg_lvl, __location__)
1216 struct tevent_context *_smbd_impersonate_debug_create(struct tevent_context *main_ev,
1217                                                       const char *name,
1218                                                       int dbg_lvl,
1219                                                       const char *location);
1220 bool change_to_guest(void);
1221 NTSTATUS check_user_share_access(connection_struct *conn,
1222                                 const struct auth_session_info *session_info,
1223                                 uint32_t *p_share_access,
1224                                 bool *p_readonly_share);
1225 bool change_to_user(connection_struct *conn, uint64_t vuid);
1226 bool change_to_user_by_fsp(struct files_struct *fsp);
1227 bool smbd_change_to_root_user(void);
1228 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1229 bool smbd_unbecome_authenticated_pipe_user(void);
1230 void become_root(void);
1231 void unbecome_root(void);
1232 void smbd_become_root(void);
1233 void smbd_unbecome_root(void);
1234 bool become_guest(void);
1235 void unbecome_guest(void);
1236 bool become_user(connection_struct *conn, uint64_t vuid);
1237 bool become_user_by_fsp(struct files_struct *fsp);
1238 bool become_user_by_session(connection_struct *conn,
1239                             const struct auth_session_info *session_info);
1240 bool unbecome_user(void);
1241 uid_t get_current_uid(connection_struct *conn);
1242 gid_t get_current_gid(connection_struct *conn);
1243 const struct security_unix_token *get_current_utok(connection_struct *conn);
1244 const struct security_token *get_current_nttok(connection_struct *conn);
1245 uint64_t get_current_vuid(connection_struct *conn);
1246
1247 struct tevent_context *smbd_impersonate_conn_vuid_create(
1248                                 struct tevent_context *main_ev,
1249                                 struct connection_struct *conn,
1250                                 uint64_t vuid);
1251 struct tevent_context *smbd_impersonate_conn_sess_create(
1252                                 struct tevent_context *main_ev,
1253                                 struct connection_struct *conn,
1254                                 struct auth_session_info *session_info);
1255 struct tevent_context *smbd_impersonate_root_create(struct tevent_context *main_ev);
1256 struct tevent_context *smbd_impersonate_guest_create(struct tevent_context *main_ev);
1257
1258 /* The following definitions come from smbd/utmp.c  */
1259
1260 void sys_utmp_claim(const char *username, const char *hostname,
1261                     const char *id_str, int id_num);
1262 void sys_utmp_yield(const char *username, const char *hostname,
1263                     const char *id_str, int id_num);
1264
1265 /* The following definitions come from smbd/vfs.c  */
1266
1267 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1268 bool smbd_vfs_init(connection_struct *conn);
1269 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1270 ssize_t vfs_pwrite_data(struct smb_request *req,
1271                         files_struct *fsp,
1272                         const char *buffer,
1273                         size_t N,
1274                         off_t offset);
1275 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1276 int vfs_set_filelen(files_struct *fsp, off_t len);
1277 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1278 int vfs_fill_sparse(files_struct *fsp, off_t len);
1279 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1280 const char *vfs_readdirname(connection_struct *conn, void *p,
1281                             SMB_STRUCT_STAT *sbuf, char **talloced);
1282 int vfs_ChDir(connection_struct *conn,
1283                         const struct smb_filename *smb_fname);
1284 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1285 NTSTATUS check_reduced_name(connection_struct *conn,
1286                         const struct smb_filename *cwd_fname,
1287                         const struct smb_filename *smb_fname);
1288 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1289                         const struct smb_filename *smb_fname,
1290                         struct smb_request *smbreq);
1291 int vfs_stat_smb_basename(struct connection_struct *conn,
1292                         const struct smb_filename *smb_fname_in,
1293                         SMB_STRUCT_STAT *psbuf);
1294 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1295 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1296 NTSTATUS vfs_streaminfo(connection_struct *conn,
1297                         struct files_struct *fsp,
1298                         const struct smb_filename *smb_fname,
1299                         TALLOC_CTX *mem_ctx,
1300                         unsigned int *num_streams,
1301                         struct stream_struct **streams);
1302
1303 /* The following definitions come from smbd/avahi_register.c */
1304
1305 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1306                            uint16_t port);
1307
1308 /* The following definitions come from smbd/smb2_create.c */
1309
1310 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1311                                     TALLOC_CTX *mem_ctx,
1312                                     DATA_BLOB *cookie_blob);
1313 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1314                                         const DATA_BLOB old_cookie,
1315                                         TALLOC_CTX *mem_ctx,
1316                                         DATA_BLOB *new_cookie);
1317 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1318                                        struct smb_request *smb1req,
1319                                        struct smbXsrv_open *op,
1320                                        const DATA_BLOB old_cookie,
1321                                        TALLOC_CTX *mem_ctx,
1322                                        files_struct **result,
1323                                        DATA_BLOB *new_cookie);
1324
1325 #endif /* _SMBD_PROTO_H_ */