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 int get_outstanding_aio_calls(void);
  70 void increment_outstanding_aio_calls(void);
  71 void decrement_outstanding_aio_calls(void);
  72 struct aio_extra;
  73 bool aio_write_through_requested(struct aio_extra *aio_ex);
  74 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  75                              struct smb_request *req,
  76                              files_struct *fsp, off_t startpos,
  77                              size_t smb_maxcnt);
  78 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  79                               struct smb_request *req,
  80                               files_struct *fsp, const char *data,
  81                               off_t startpos,
  82                               size_t numtowrite);
  83 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  84                                 struct smb_request *smbreq,
  85                                 files_struct *fsp,
  86                                 TALLOC_CTX *ctx,
  87                                 DATA_BLOB *preadbuf,
  88                                 off_t startpos,
  89                                 size_t smb_maxcnt);
  90 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  91                                 struct smb_request *smbreq,
  92                                 files_struct *fsp,
  93                                 uint64_t in_offset,
  94                                 DATA_BLOB in_data,
  95                                 bool write_through);
  96 bool cancel_smb2_aio(struct smb_request *smbreq);
  97 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  98
  99 /* The following definitions come from smbd/blocking.c  */
 100
 101 void brl_timeout_fn(struct tevent_context *event_ctx,
 102                 struct tevent_timer *te,
 103                 struct timeval now,
 104                 void *private_data);
 105 struct timeval timeval_brl_min(const struct timeval *tv1,
 106                         const struct timeval *tv2);
 107 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 108 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 109                 struct smb_request *req,
 110                 files_struct *fsp,
 111                 int lock_timeout,
 112                 int lock_num,
 113                 uint64_t smblctx,
 114                 enum brl_type lock_type,
 115                 enum brl_flavour lock_flav,
 116                 uint64_t offset,
 117                 uint64_t count,
 118                 uint64_t blocking_smblctx);
 119 void smbd_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 cancel_pending_lock_requests_by_fid(files_struct *fsp,
 123                         struct byte_range_lock *br_lck,
 124                         enum file_close_type close_type);
 125 void remove_pending_lock_requests_by_mid_smb1(
 126         struct smbd_server_connection *sconn, uint64_t mid);
 127 bool blocking_lock_was_deferred_smb1(
 128         struct smbd_server_connection *sconn, uint64_t mid);
 129 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 130                         uint64_t smblctx,
 131                         uint64_t offset,
 132                         uint64_t count,
 133                         enum brl_flavour lock_flav,
 134                         unsigned char locktype,
 135                         NTSTATUS err);
 136
 137 /* The following definitions come from smbd/close.c  */
 138
 139 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 140 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 141                     enum file_close_type close_type);
 142 void msg_close_file(struct messaging_context *msg_ctx,
 143                     void *private_data,
 144                     uint32_t msg_type,
 145                     struct server_id server_id,
 146                     DATA_BLOB *data);
 147 NTSTATUS delete_all_streams(connection_struct *conn,
 148                         const struct smb_filename *smb_fname);
 149 bool recursive_rmdir(TALLOC_CTX *ctx,
 150                      connection_struct *conn,
 151                      struct smb_filename *smb_dname);
 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, const char *path,
 176                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 177 uint64_t get_dfree_info(connection_struct *conn,
 178                         const char *path,
 179                         uint64_t *bsize,
 180                         uint64_t *dfree,
 181                         uint64_t *dsize);
 182
 183 /* The following definitions come from smbd/dir.c  */
 184
 185 bool init_dptrs(struct smbd_server_connection *sconn);
 186 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 187 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 188 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 189 void dptr_close(struct smbd_server_connection *sconn, int *key);
 190 void dptr_closecnum(connection_struct *conn);
 191 void dptr_idlecnum(connection_struct *conn);
 192 void dptr_closepath(struct smbd_server_connection *sconn,
 193                     char *path,uint16_t spid);
 194 NTSTATUS dptr_create(connection_struct *conn,
 195                 struct smb_request *req,
 196                 files_struct *fsp,
 197                 const struct smb_filename *smb_dname,
 198                 bool old_handle,
 199                 bool expect_close,
 200                 uint16_t spid,
 201                 const char *wcard,
 202                 bool wcard_has_wild,
 203                 uint32_t attr,
 204                 struct dptr_struct **dptr_ret);
 205 void dptr_CloseDir(files_struct *fsp);
 206 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 207 long dptr_TellDir(struct dptr_struct *dptr);
 208 bool dptr_has_wild(struct dptr_struct *dptr);
 209 int dptr_dnum(struct dptr_struct *dptr);
 210 bool dptr_get_priv(struct dptr_struct *dptr);
 211 void dptr_set_priv(struct dptr_struct *dptr);
 212 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 213 void dptr_init_search_op(struct dptr_struct *dptr);
 214 bool dptr_fill(struct smbd_server_connection *sconn,
 215                char *buf1,unsigned int key);
 216 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 217                                char *buf,int *num);
 218 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 219                                        int dptr_num);
 220 bool get_dir_entry(TALLOC_CTX *ctx,
 221                 struct dptr_struct *dirptr,
 222                 const char *mask,
 223                 uint32_t dirtype,
 224                 char **pp_fname_out,
 225                 off_t *size,
 226                 uint32_t *mode,
 227                 struct timespec *date,
 228                 bool check_descend,
 229                 bool ask_sharemode);
 230 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 231 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
 232                         connection_struct *conn,
 233                         const struct smb_filename *smb_fname,
 234                         const char *mask,
 235                         uint32_t attr);
 236 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 237                         SMB_STRUCT_STAT *sbuf, char **talloced);
 238 void RewindDir(struct smb_Dir *dirp, long *poffset);
 239 void SeekDir(struct smb_Dir *dirp, long offset);
 240 long TellDir(struct smb_Dir *dirp);
 241 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 242 NTSTATUS can_delete_directory(struct connection_struct *conn,
 243                                 const char *dirname);
 244 bool have_file_open_below(connection_struct *conn,
 245                         const struct smb_filename *name);
 246
 247 /* The following definitions come from smbd/dmapi.c  */
 248
 249 const void *dmapi_get_current_session(void);
 250 bool dmapi_have_session(void);
 251 bool dmapi_new_session(void);
 252 bool dmapi_destroy_session(void);
 253 uint32_t dmapi_file_flags(const char * const path);
 254
 255 /* The following definitions come from smbd/dnsregister.c  */
 256
 257 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 258                                   TALLOC_CTX *mem_ctx,
 259                                   uint16_t port);
 260
 261 /* The following definitions come from smbd/dosmode.c  */
 262
 263 mode_t unix_mode(connection_struct *conn, int dosmode,
 264                  const struct smb_filename *smb_fname,
 265                  const char *inherit_from_dir);
 266 uint32_t dos_mode_msdfs(connection_struct *conn,
 267                       const struct smb_filename *smb_fname);
 268 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 269 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 270 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 271                      uint32_t dosmode, const char *parent_dir, bool newfile);
 272 NTSTATUS file_set_sparse(connection_struct *conn,
 273                          struct files_struct *fsp,
 274                          bool sparse);
 275 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 276                 struct smb_file_time *ft);
 277 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 278 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 279                                struct timespec mtime);
 280
 281 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
 282                               struct smb_filename *smb_fname,
 283                               uint32_t *pattr);
 284 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 285                               const struct smb_filename *smb_fname,
 286                               uint32_t dosmode);
 287
 288 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 289                                 const struct smb_filename *smb_fname,
 290                                 struct timespec create_time);
 291
 292 struct timespec get_create_timespec(connection_struct *conn,
 293                                 struct files_struct *fsp,
 294                                 const struct smb_filename *smb_fname);
 295
 296 struct timespec get_change_timespec(connection_struct *conn,
 297                                 struct files_struct *fsp,
 298                                 const struct smb_filename *smb_fname);
 299
 300 /* The following definitions come from smbd/error.c  */
 301
 302 bool use_nt_status(void);
 303 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 304 int error_packet(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 305 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 306                     int line, const char *file);
 307 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 308                     int line, const char *file);
 309 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 310                       NTSTATUS status, int line, const char *file);
 311 void reply_openerror(struct smb_request *req, NTSTATUS status);
 312
 313 /* The following definitions come from smbd/file_access.c  */
 314
 315 bool can_delete_file_in_directory(connection_struct *conn,
 316                                   const struct smb_filename *smb_fname);
 317 bool can_write_to_file(connection_struct *conn,
 318                        const struct smb_filename *smb_fname);
 319 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 320 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 321
 322 /* The following definitions come from smbd/fileio.c  */
 323
 324 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 325 void update_write_time_handler(struct tevent_context *ctx,
 326                                       struct tevent_timer *te,
 327                                       struct timeval now,
 328                                       void *private_data);
 329 void trigger_write_time_update(struct files_struct *fsp);
 330 void trigger_write_time_update_immediate(struct files_struct *fsp);
 331 void mark_file_modified(files_struct *fsp);
 332 ssize_t write_file(struct smb_request *req,
 333                         files_struct *fsp,
 334                         const char *data,
 335                         off_t pos,
 336                         size_t n);
 337 void delete_write_cache(files_struct *fsp);
 338 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 339 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 340 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 341 int fsp_stat(files_struct *fsp);
 342
 343 /* The following definitions come from smbd/filename.c  */
 344
 345 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 346                       connection_struct *conn,
 347                       const char *orig_path,
 348                       struct smb_filename **smb_fname,
 349                       uint32_t ucf_flags);
 350 NTSTATUS check_name(connection_struct *conn, const char *name);
 351 int get_real_filename(connection_struct *conn, const char *path,
 352                       const char *name, TALLOC_CTX *mem_ctx,
 353                       char **found_name);
 354 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 355                         connection_struct *conn,
 356                         bool dfs_path,
 357                         const char *name_in,
 358                         uint32_t ucf_flags,
 359                         bool *ppath_contains_wcard,
 360                         struct smb_filename **pp_smb_fname);
 361 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 362                         connection_struct *conn,
 363                         struct smb_request *smbreq,
 364                         const char *name_in,
 365                         uint32_t ucf_flags,
 366                         bool *ppath_contains_wcard,
 367                         struct smb_filename **pp_smb_fname);
 368
 369 /* The following definitions come from smbd/files.c  */
 370
 371 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 372                  files_struct **result);
 373 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 374                   files_struct **result);
 375 void file_close_conn(connection_struct *conn);
 376 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
 377                     uint64_t vuid);
 378 bool file_init_global(void);
 379 bool file_init(struct smbd_server_connection *sconn);
 380 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 381 struct files_struct *files_forall(
 382         struct smbd_server_connection *sconn,
 383         struct files_struct *(*fn)(struct files_struct *fsp,
 384                                    void *private_data),
 385         void *private_data);
 386 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 387 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 388                             struct file_id id, unsigned long gen_id);
 389 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 390                                  struct file_id id);
 391 files_struct *file_find_di_next(files_struct *start_fsp);
 392 struct files_struct *file_find_one_fsp_from_lease_key(
 393         struct smbd_server_connection *sconn,
 394         const struct smb2_lease_key *lease_key);
 395 bool file_find_subpath(files_struct *dir_fsp);
 396 void file_sync_all(connection_struct *conn);
 397 void fsp_free(files_struct *fsp);
 398 void file_free(struct smb_request *req, files_struct *fsp);
 399 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 400 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 401                                   uint64_t persistent_id,
 402                                   uint64_t volatile_id);
 403 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 404                                    uint64_t persistent_id,
 405                                    uint64_t volatile_id);
 406 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 407                       uint32_t access_mask, uint32_t share_access,
 408                       uint32_t create_options, files_struct *to);
 409 NTSTATUS file_name_hash(connection_struct *conn,
 410                         const char *name, uint32_t *p_name_hash);
 411 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 412                            const struct smb_filename *smb_fname_in);
 413 const struct GUID *fsp_client_guid(const files_struct *fsp);
 414 uint32_t fsp_lease_type(struct files_struct *fsp);
 415 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 416
 417 /* The following definitions come from smbd/ipc.c  */
 418
 419 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 420 void send_trans_reply(connection_struct *conn,
 421                       struct smb_request *req,
 422                       char *rparam, int rparam_len,
 423                       char *rdata, int rdata_len,
 424                       bool buffer_too_large);
 425 void reply_trans(struct smb_request *req);
 426 void reply_transs(struct smb_request *req);
 427
 428 /* The following definitions come from smbd/lanman.c  */
 429
 430 void api_reply(connection_struct *conn, uint64_t vuid,
 431                struct smb_request *req,
 432                char *data, char *params,
 433                int tdscnt, int tpscnt,
 434                int mdrcnt, int mprcnt);
 435
 436 /* The following definitions come from smbd/mangle.c  */
 437
 438 void mangle_reset_cache(void);
 439 void mangle_change_to_posix(void);
 440 bool mangle_is_mangled(const char *s, const struct share_params *p);
 441 bool mangle_is_8_3(const char *fname, bool check_case,
 442                    const struct share_params *p);
 443 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 444                              const struct share_params *p);
 445 bool mangle_must_mangle(const char *fname,
 446                    const struct share_params *p);
 447 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 448                         const char *in,
 449                         char **out, /* talloced on the given context. */
 450                         const struct share_params *p);
 451 bool name_to_8_3(const char *in,
 452                 char out[13],
 453                 bool cache83,
 454                 const struct share_params *p);
 455
 456 /* The following definitions come from smbd/mangle_hash.c  */
 457
 458 const struct mangle_fns *mangle_hash_init(void);
 459
 460 /* The following definitions come from smbd/mangle_hash2.c  */
 461
 462 const struct mangle_fns *mangle_hash2_init(void);
 463 const struct mangle_fns *posix_mangle_init(void);
 464
 465 /* The following definitions come from smbd/message.c  */
 466
 467 void reply_sends(struct smb_request *req);
 468 void reply_sendstrt(struct smb_request *req);
 469 void reply_sendtxt(struct smb_request *req);
 470 void reply_sendend(struct smb_request *req);
 471
 472 /* The following definitions come from smbd/msdfs.c  */
 473
 474 bool is_msdfs_link(connection_struct *conn,
 475                 const char *path,
 476                 SMB_STRUCT_STAT *sbufp);
 477 struct junction_map;
 478 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 479                         const char *dfs_path,
 480                         bool allow_broken_path,
 481                         struct junction_map *jucn,
 482                         int *consumedcntp,
 483                         bool *self_referralp);
 484 int setup_dfs_referral(connection_struct *orig_conn,
 485                         const char *dfs_path,
 486                         int max_referral_level,
 487                         char **ppdata, NTSTATUS *pstatus);
 488 bool create_junction(TALLOC_CTX *ctx,
 489                 const char *dfs_path,
 490                 bool allow_broken_path,
 491                 struct junction_map *jucn);
 492 bool create_msdfs_link(const struct junction_map *jucn);
 493 bool remove_msdfs_link(const struct junction_map *jucn);
 494 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 495 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 496                                 connection_struct *conn,
 497                                 bool dfs_pathnames,
 498                                 const char *name_in,
 499                                 uint32_t ucf_flags,
 500                                 bool allow_broken_path,
 501                                 char **pp_name_out,
 502                                 bool *ppath_contains_wcard);
 503 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 504                             struct tevent_context *ev,
 505                             struct messaging_context *msg,
 506                             connection_struct **pconn,
 507                             int snum,
 508                             const char *path,
 509                             const struct auth_session_info *session_info);
 510 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
 511                                 struct tevent_context *ev,
 512                                 struct messaging_context *msg,
 513                                 connection_struct **pconn,
 514                                 int snum,
 515                                 const char *path,
 516                                 const struct auth_session_info *session_info,
 517                                 char **poldcwd);
 518
 519 /* The following definitions come from smbd/negprot.c  */
 520
 521 void reply_negprot(struct smb_request *req);
 522
 523 /* The following definitions come from smbd/notify.c  */
 524
 525 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 526 void change_notify_reply(struct smb_request *req,
 527                          NTSTATUS error_code,
 528                          uint32_t max_param,
 529                          struct notify_change_buf *notify_buf,
 530                          void (*reply_fn)(struct smb_request *req,
 531                                           NTSTATUS error_code,
 532                                           uint8_t *buf, size_t len));
 533 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
 534                               bool recursive);
 535 NTSTATUS change_notify_add_request(struct smb_request *req,
 536                                 uint32_t max_param,
 537                                 uint32_t filter, bool recursive,
 538                                 struct files_struct *fsp,
 539                                 void (*reply_fn)(struct smb_request *req,
 540                                         NTSTATUS error_code,
 541                                         uint8_t *buf, size_t len));
 542 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 543                                 void *private_data, uint32_t msg_type,
 544                                 struct server_id server_id, DATA_BLOB *data);
 545 void remove_pending_change_notify_requests_by_mid(
 546         struct smbd_server_connection *sconn, uint64_t mid);
 547 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 548                                                   NTSTATUS status);
 549 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 550                   const char *path);
 551 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 552 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 553                                                      struct tevent_context *ev);
 554
 555 /* The following definitions come from smbd/notify_inotify.c  */
 556
 557 int inotify_watch(TALLOC_CTX *mem_ctx,
 558                   struct sys_notify_context *ctx,
 559                   const char *path,
 560                   uint32_t *filter,
 561                   uint32_t *subdir_filter,
 562                   void (*callback)(struct sys_notify_context *ctx,
 563                                    void *private_data,
 564                                    struct notify_event *ev,
 565                                    uint32_t filter),
 566                   void *private_data,
 567                   void *handle_p);
 568
 569 int fam_watch(TALLOC_CTX *mem_ctx,
 570               struct sys_notify_context *ctx,
 571               const char *path,
 572               uint32_t *filter,
 573               uint32_t *subdir_filter,
 574               void (*callback)(struct sys_notify_context *ctx,
 575                                void *private_data,
 576                                struct notify_event *ev,
 577                                uint32_t filter),
 578               void *private_data,
 579               void *handle_p);
 580
 581
 582 /* The following definitions come from smbd/notify_internal.c  */
 583
 584 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 585                                    struct messaging_context *messaging_ctx,
 586                                    struct tevent_context *ev);
 587 NTSTATUS notify_add(struct notify_context *notify,
 588                     const char *path, uint32_t filter, uint32_t subdir_filter,
 589                     void (*callback)(void *, struct timespec,
 590                                      const struct notify_event *),
 591                     void *private_data);
 592 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 593                        char *path);
 594 void notify_trigger(struct notify_context *notify,
 595                     uint32_t action, uint32_t filter,
 596                     const char *dir, const char *path);
 597
 598 struct notify_instance;
 599 NTSTATUS notify_walk(struct notify_context *notify,
 600                      bool (*fn)(const char *path, struct server_id server,
 601                                 const struct notify_instance *instance,
 602                                 void *private_data),
 603                      void *private_data);
 604
 605 /* The following definitions come from smbd/ntquotas.c  */
 606
 607 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 608                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 609 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 610 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 611 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 612
 613 /* The following definitions come from smbd/nttrans.c  */
 614
 615 void reply_ntcreate_and_X(struct smb_request *req);
 616 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 617                        uint32_t security_info_sent);
 618 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 619                        uint32_t security_info_sent);
 620 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 621 void reply_ntcancel(struct smb_request *req);
 622 void reply_ntrename(struct smb_request *req);
 623 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 624                                         TALLOC_CTX *mem_ctx,
 625                                         files_struct *fsp,
 626                                         uint32_t security_info_wanted,
 627                                         uint32_t max_data_count,
 628                                         uint8_t **ppmarshalled_sd,
 629                                         size_t *psd_size);
 630 void reply_nttrans(struct smb_request *req);
 631 void reply_nttranss(struct smb_request *req);
 632
 633 /* The following definitions come from smbd/open.c  */
 634
 635 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 636                                 const struct smb_filename *smb_fname,
 637                                 bool use_privs,
 638                                 uint32_t access_mask);
 639 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 640                  int flags, mode_t mode);
 641 NTSTATUS fd_close(files_struct *fsp);
 642 void change_file_owner_to_parent(connection_struct *conn,
 643                                  const char *inherit_from_dir,
 644                                  files_struct *fsp);
 645 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 646                                     const char *inherit_from_dir,
 647                                     const char *fname,
 648                                     SMB_STRUCT_STAT *psbuf);
 649 bool is_stat_open(uint32_t access_mask);
 650 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 651                                 const struct share_mode_entry *exclusive,
 652                                 uint16_t break_to);
 653 struct deferred_open_record;
 654 bool is_deferred_open_async(const struct deferred_open_record *rec);
 655 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 656                           struct smb_filename *smb_dname);
 657 void msg_file_was_renamed(struct messaging_context *msg,
 658                           void *private_data,
 659                           uint32_t msg_type,
 660                           struct server_id server_id,
 661                           DATA_BLOB *data);
 662 int find_share_mode_lease(struct share_mode_data *d,
 663                           const struct GUID *client_guid,
 664                           const struct smb2_lease_key *key);
 665 struct share_mode_lease;
 666 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
 667                                  const struct smb2_lease_key *key,
 668                                  const struct share_mode_lease *l);
 669 NTSTATUS create_file_default(connection_struct *conn,
 670                              struct smb_request *req,
 671                              uint16_t root_dir_fid,
 672                              struct smb_filename * smb_fname,
 673                              uint32_t access_mask,
 674                              uint32_t share_access,
 675                              uint32_t create_disposition,
 676                              uint32_t create_options,
 677                              uint32_t file_attributes,
 678                              uint32_t oplock_request,
 679                              struct smb2_lease *lease,
 680                              uint64_t allocation_size,
 681                              uint32_t private_flags,
 682                              struct security_descriptor *sd,
 683                              struct ea_list *ea_list,
 684                              files_struct **result,
 685                              int *pinfo,
 686                              const struct smb2_create_blobs *in_context_blobs,
 687                              struct smb2_create_blobs *out_context_blobs);
 688
 689 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 690                                    struct smb_request *req,
 691                                    uint16_t root_dir_fid,
 692                                    const struct smb_filename *smb_fname,
 693                                    struct smb_filename **smb_fname_out);
 694
 695 /* The following definitions come from smbd/oplock.c  */
 696
 697 uint32_t map_oplock_to_lease_type(uint16_t op_type);
 698 uint32_t get_lease_type(struct share_mode_data *d, struct share_mode_entry *e);
 699 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
 700
 701 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 702 NTSTATUS set_file_oplock(files_struct *fsp);
 703 bool remove_oplock(files_struct *fsp);
 704 bool downgrade_oplock(files_struct *fsp);
 705 bool fsp_lease_update(struct share_mode_lock *lck,
 706                       const struct GUID *client_guid,
 707                       struct fsp_lease *lease);
 708 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 709                         uint32_t num_file_ids,
 710                         const struct file_id *ids,
 711                         const struct smb2_lease_key *key,
 712                         uint32_t lease_state);
 713 void contend_level2_oplocks_begin(files_struct *fsp,
 714                                   enum level2_contention_type type);
 715 void contend_level2_oplocks_end(files_struct *fsp,
 716                                 enum level2_contention_type type);
 717 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 718                                   enum level2_contention_type type);
 719 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 720                                 enum level2_contention_type type);
 721 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 722 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
 723 bool init_oplocks(struct smbd_server_connection *sconn);
 724 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 725
 726 /* The following definitions come from smbd/oplock_irix.c  */
 727
 728 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 729
 730 /* The following definitions come from smbd/oplock_linux.c  */
 731
 732 void linux_set_lease_capability(void);
 733 int linux_set_lease_sighandler(int fd);
 734 int linux_setlease(int fd, int leasetype);
 735 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 736
 737 /* The following definitions come from smbd/password.c  */
 738
 739 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 740                                           uint64_t vuid);
 741 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 742 int register_homes_share(const char *username);
 743
 744 /* The following definitions come from smbd/pipes.c  */
 745
 746 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 747                       struct files_struct **pfsp);
 748 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 749 void reply_pipe_write(struct smb_request *req);
 750 void reply_pipe_write_and_X(struct smb_request *req);
 751 void reply_pipe_read_and_X(struct smb_request *req);
 752
 753 /* The following definitions come from smbd/posix_acls.c  */
 754
 755 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 756 uint32_t map_canon_ace_perms(int snum,
 757                                 enum security_ace_type *pacl_type,
 758                                 mode_t perms,
 759                                 bool directory_ace);
 760 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 761 bool current_user_in_group(connection_struct *conn, gid_t gid);
 762 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 763 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 764                            TALLOC_CTX *mem_ctx,
 765                            struct security_descriptor **ppdesc);
 766 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
 767                         const struct smb_filename *smb_fname_in,
 768                         uint32_t security_info,
 769                         TALLOC_CTX *mem_ctx,
 770                         struct security_descriptor **ppdesc);
 771 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 772 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 773 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 774 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 775 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 776                        const char *name, mode_t mode);
 777 int fchmod_acl(files_struct *fsp, mode_t mode);
 778 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 779                                 const SMB_STRUCT_STAT *psbuf,
 780                                 uint16_t num_def_acls, const char *pdata);
 781 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16_t num_acls, const char *pdata);
 782 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 783                              uint32_t security_info_wanted,
 784                              struct security_descriptor **sd);
 785 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 786                                 const char *path_p,
 787                                 TALLOC_CTX *mem_ctx,
 788                                 char **blob_description,
 789                                 DATA_BLOB *blob);
 790 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 791                               files_struct *fsp,
 792                               TALLOC_CTX *mem_ctx,
 793                               char **blob_description,
 794                               DATA_BLOB *blob);
 795
 796 /* The following definitions come from smbd/process.c  */
 797
 798 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 799 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 800 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 801                   bool no_signing, uint32_t seqnum,
 802                   bool do_encrypt,
 803                   struct smb_perfcount_data *pcd);
 804 int srv_set_message(char *buf,
 805                         int num_words,
 806                         int num_bytes,
 807                         bool zero);
 808 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 809                                       uint64_t mid);
 810 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 811                                         uint64_t mid);
 812 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 813 bool get_deferred_open_message_state(struct smb_request *smbreq,
 814                                 struct timeval *p_request_time,
 815                                 struct deferred_open_record **open_rec);
 816 bool push_deferred_open_message_smb(struct smb_request *req,
 817                                struct timeval request_time,
 818                                struct timeval timeout,
 819                                struct file_id id,
 820                                struct deferred_open_record *open_rec);
 821 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 822 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 823 void smb_request_done(struct smb_request *req);
 824 const char *smb_fn_name(int type);
 825 void add_to_common_flags2(uint32_t v);
 826 void remove_from_common_flags2(uint32_t v);
 827 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 828 bool smb1_is_chain(const uint8_t *buf);
 829 bool smb1_walk_chain(const uint8_t *buf,
 830                      bool (*fn)(uint8_t cmd,
 831                                 uint8_t wct, const uint16_t *vwv,
 832                                 uint16_t num_bytes, const uint8_t *bytes,
 833                                 void *private_data),
 834                      void *private_data);
 835 unsigned smb1_chain_length(const uint8_t *buf);
 836 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 837                       struct smbXsrv_connection *xconn,
 838                       bool encrypted, uint32_t seqnum,
 839                       struct smb_request ***reqs, unsigned *num_reqs);
 840 bool req_is_in_chain(const struct smb_request *req);
 841 void smbd_process(struct tevent_context *ev_ctx,
 842                   struct messaging_context *msg_ctx,
 843                   int sock_fd,
 844                   bool interactive);
 845 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 846
 847 /* The following definitions come from smbd/quotas.c  */
 848
 849 bool disk_quotas(connection_struct *conn, const char *path, uint64_t *bsize,
 850                  uint64_t *dfree, uint64_t *dsize);
 851 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 852
 853 /* The following definitions come from smbd/reply.c  */
 854
 855 NTSTATUS check_path_syntax(char *path);
 856 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 857 NTSTATUS check_path_syntax_posix(char *path);
 858 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 859                         const char *inbuf,
 860                         uint16_t smb_flags2,
 861                         char **pp_dest,
 862                         const char *src,
 863                         size_t src_len,
 864                         int flags,
 865                         NTSTATUS *err,
 866                         bool *contains_wcard);
 867 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
 868                         const char *inbuf,
 869                         uint16_t smb_flags2,
 870                         char **pp_dest,
 871                         const char *src,
 872                         size_t src_len,
 873                         int flags,
 874                         NTSTATUS *err,
 875                         bool *contains_wcard);
 876 size_t srvstr_get_path(TALLOC_CTX *ctx,
 877                         const char *inbuf,
 878                         uint16_t smb_flags2,
 879                         char **pp_dest,
 880                         const char *src,
 881                         size_t src_len,
 882                         int flags,
 883                         NTSTATUS *err);
 884 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 885                         const char *inbuf,
 886                         uint16_t smb_flags2,
 887                         char **pp_dest,
 888                         const char *src,
 889                         size_t src_len,
 890                         int flags,
 891                         NTSTATUS *err);
 892 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 893                                  char **pp_dest, const char *src, int flags,
 894                                  NTSTATUS *err, bool *contains_wcard);
 895 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 896                            char **pp_dest, const char *src, int flags,
 897                            NTSTATUS *err);
 898 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 899                               char **dest, const uint8_t *src, int flags);
 900 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 901                     files_struct *fsp);
 902 bool check_fsp(connection_struct *conn, struct smb_request *req,
 903                files_struct *fsp);
 904 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 905                               files_struct *fsp);
 906 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 907 void reply_tcon(struct smb_request *req);
 908 void reply_tcon_and_X(struct smb_request *req);
 909 void reply_unknown_new(struct smb_request *req, uint8_t type);
 910 void reply_ioctl(struct smb_request *req);
 911 void reply_checkpath(struct smb_request *req);
 912 void reply_getatr(struct smb_request *req);
 913 void reply_setatr(struct smb_request *req);
 914 void reply_dskattr(struct smb_request *req);
 915 void reply_search(struct smb_request *req);
 916 void reply_fclose(struct smb_request *req);
 917 void reply_open(struct smb_request *req);
 918 void reply_open_and_X(struct smb_request *req);
 919 void reply_ulogoffX(struct smb_request *req);
 920 void reply_mknew(struct smb_request *req);
 921 void reply_ctemp(struct smb_request *req);
 922 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 923                           uint32_t dirtype, struct smb_filename *smb_fname,
 924                           bool has_wild);
 925 void reply_unlink(struct smb_request *req);
 926 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 927                       off_t startpos, size_t nread);
 928 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 929                             files_struct *fsp,
 930                             ssize_t nread,
 931                             size_t headersize,
 932                             size_t smb_maxcnt);
 933 void reply_readbraw(struct smb_request *req);
 934 void reply_lockread(struct smb_request *req);
 935 int setup_readX_header(char *outbuf, size_t smb_maxcnt);
 936 void reply_read(struct smb_request *req);
 937 void reply_read_and_X(struct smb_request *req);
 938 void error_to_writebrawerr(struct smb_request *req);
 939 void reply_writebraw(struct smb_request *req);
 940 void reply_writeunlock(struct smb_request *req);
 941 void reply_write(struct smb_request *req);
 942 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 943                             const uint8_t *inbuf);
 944 void reply_write_and_X(struct smb_request *req);
 945 void reply_lseek(struct smb_request *req);
 946 void reply_flush(struct smb_request *req);
 947 void reply_exit(struct smb_request *req);
 948 void reply_close(struct smb_request *req);
 949 void reply_writeclose(struct smb_request *req);
 950 void reply_lock(struct smb_request *req);
 951 void reply_unlock(struct smb_request *req);
 952 void reply_tdis(struct smb_request *req);
 953 void reply_echo(struct smb_request *req);
 954 void reply_printopen(struct smb_request *req);
 955 void reply_printclose(struct smb_request *req);
 956 void reply_printqueue(struct smb_request *req);
 957 void reply_printwrite(struct smb_request *req);
 958 void reply_mkdir(struct smb_request *req);
 959 void reply_rmdir(struct smb_request *req);
 960 NTSTATUS rename_internals_fsp(connection_struct *conn,
 961                         files_struct *fsp,
 962                         const struct smb_filename *smb_fname_dst_in,
 963                         uint32_t attrs,
 964                         bool replace_if_exists);
 965 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 966                         connection_struct *conn,
 967                         struct smb_request *req,
 968                         struct smb_filename *smb_fname_src,
 969                         struct smb_filename *smb_fname_dst,
 970                         uint32_t attrs,
 971                         bool replace_if_exists,
 972                         bool src_has_wild,
 973                         bool dest_has_wild,
 974                         uint32_t access_mask);
 975 void reply_mv(struct smb_request *req);
 976 NTSTATUS copy_file(TALLOC_CTX *ctx,
 977                         connection_struct *conn,
 978                         struct smb_filename *smb_fname_src,
 979                         struct smb_filename *smb_fname_dst,
 980                         int ofun,
 981                         int count,
 982                         bool target_is_directory);
 983 void reply_copy(struct smb_request *req);
 984 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 985                     bool large_file_format);
 986 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 987                         bool large_file_format);
 988 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 989                          bool large_file_format);
 990 void reply_lockingX(struct smb_request *req);
 991 void reply_readbmpx(struct smb_request *req);
 992 void reply_readbs(struct smb_request *req);
 993 void reply_setattrE(struct smb_request *req);
 994 void reply_writebmpx(struct smb_request *req);
 995 void reply_writebs(struct smb_request *req);
 996 void reply_getattrE(struct smb_request *req);
 997
 998 /* The following definitions come from smbd/seal.c  */
 999
1000 bool is_encrypted_packet(const uint8_t *inbuf);
1001 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1002 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1003 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1004                             char **buf_out);
1005 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1006                                         unsigned char **ppdata,
1007                                         size_t *p_data_size,
1008                                         unsigned char **pparam,
1009                                         size_t *p_param_size);
1010 NTSTATUS srv_encryption_start(connection_struct *conn);
1011 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1012
1013 /* The following definitions come from smbd/sec_ctx.c  */
1014
1015 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1016 bool push_sec_ctx(void);
1017 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1018 void set_root_sec_ctx(void);
1019 bool pop_sec_ctx(void);
1020 void init_sec_ctx(void);
1021 const struct security_token *sec_ctx_active_token(void);
1022
1023 /* The following definitions come from smbd/server.c  */
1024
1025 struct memcache *smbd_memcache(void);
1026 bool snum_is_shared_printer(int snum);
1027 void delete_and_reload_printers(struct tevent_context *ev,
1028                                 struct messaging_context *msg_ctx);
1029 bool reload_services(struct smbd_server_connection *sconn,
1030                      bool (*snumused) (struct smbd_server_connection *, int),
1031                      bool test);
1032
1033 /* The following definitions come from smbd/server_exit.c  */
1034
1035 void smbd_exit_server(const char *reason) _NORETURN_;
1036 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1037
1038 /* The following definitions come from smbd/service.c  */
1039
1040 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1041 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1042 bool set_current_service(connection_struct *conn, uint16_t flags, bool do_chdir);
1043 void load_registry_shares(void);
1044 int add_home_service(const char *service, const char *username, const char *homedir);
1045 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1046 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1047                                         struct smbXsrv_tcon *tcon,
1048                                         int snum,
1049                                         struct user_struct *vuser,
1050                                         const char *pdev,
1051                                         NTSTATUS *pstatus);
1052 connection_struct *make_connection(struct smb_request *req,
1053                                    NTTIME now,
1054                                    const char *service_in,
1055                                    const char *pdev, uint64_t vuid,
1056                                    NTSTATUS *status);
1057 void close_cnum(connection_struct *conn, uint64_t vuid);
1058
1059 /* The following definitions come from smbd/session.c  */
1060 struct sessionid;
1061 struct smbXsrv_session;
1062 bool session_init(void);
1063 bool session_claim(struct smbXsrv_session *session);
1064 void session_yield(struct smbXsrv_session *session);
1065 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1066 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1067                   const char *machine, struct sessionid **session_list);
1068
1069 /* The following definitions come from smbd/sesssetup.c  */
1070
1071 void reply_sesssetup_and_X(struct smb_request *req);
1072
1073 /* The following definitions come from smbd/share_access.c  */
1074
1075 bool token_contains_name_in_list(const char *username,
1076                                  const char *domain,
1077                                  const char *sharename,
1078                                  const struct security_token *token,
1079                                  const char **list);
1080 bool user_ok_token(const char *username, const char *domain,
1081                    const struct security_token *token, int snum);
1082 bool is_share_read_only_for_token(const char *username,
1083                                   const char *domain,
1084                                   const struct security_token *token,
1085                                   connection_struct *conn);
1086
1087 /* The following definitions come from smbd/srvstr.c  */
1088
1089 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1090                       const char *src, int dest_len, int flags, size_t *ret_len);
1091 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1092
1093 /* The following definitions come from smbd/statcache.c  */
1094
1095 void stat_cache_add( const char *full_orig_name,
1096                 char *translated_path,
1097                 bool case_sensitive);
1098 bool stat_cache_lookup(connection_struct *conn,
1099                         bool posix_paths,
1100                         char **pp_name,
1101                         char **pp_dirpath,
1102                         char **pp_start,
1103                         SMB_STRUCT_STAT *pst);
1104 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1105                                     const char *name);
1106 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1107                                     const char *name);
1108 void stat_cache_delete(const char *name);
1109 struct TDB_DATA;
1110 unsigned int fast_string_hash(struct TDB_DATA *key);
1111 bool reset_stat_cache( void );
1112
1113 /* The following definitions come from smbd/statvfs.c  */
1114
1115 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1116
1117 /* The following definitions come from smbd/trans2.c  */
1118
1119 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1120                           uint32_t access_mask);
1121 NTSTATUS check_access(connection_struct *conn,
1122                                 files_struct *fsp,
1123                                 const struct smb_filename *smb_fname,
1124                                 uint32_t access_mask);
1125 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1126 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1127 bool samba_private_attr_name(const char *unix_ea_name);
1128 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1129                       files_struct *fsp, const char *fname,
1130                       const char *ea_name, struct ea_struct *pea);
1131 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1132                         connection_struct *conn,
1133                         files_struct *fsp,
1134                         const struct smb_filename *smb_fname,
1135                         char ***pnames,
1136                         size_t *pnum_names);
1137 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1138                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1139 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1140 void send_trans2_replies(connection_struct *conn,
1141                         struct smb_request *req,
1142                         NTSTATUS status,
1143                          const char *params,
1144                          int paramsize,
1145                          const char *pdata,
1146                          int datasize,
1147                          int max_data_bytes);
1148 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1149 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1150                 connection_struct *conn,
1151                 struct smb_request *req,
1152                 bool overwrite_if_exists,
1153                 const struct smb_filename *smb_fname_old,
1154                 struct smb_filename *smb_fname_new);
1155 NTSTATUS smb_set_file_time(connection_struct *conn,
1156                            files_struct *fsp,
1157                            const struct smb_filename *smb_fname,
1158                            struct smb_file_time *ft,
1159                            bool setting_write_time);
1160 void reply_findclose(struct smb_request *req);
1161 void reply_findnclose(struct smb_request *req);
1162 void reply_trans2(struct smb_request *req);
1163 void reply_transs2(struct smb_request *req);
1164
1165 /* The following definitions come from smbd/uid.c  */
1166
1167 bool change_to_guest(void);
1168 NTSTATUS check_user_share_access(connection_struct *conn,
1169                                 const struct auth_session_info *session_info,
1170                                 uint32_t *p_share_access,
1171                                 bool *p_readonly_share);
1172 bool change_to_user(connection_struct *conn, uint64_t vuid);
1173 bool smbd_change_to_root_user(void);
1174 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1175 bool smbd_unbecome_authenticated_pipe_user(void);
1176 void become_root(void);
1177 void unbecome_root(void);
1178 void smbd_become_root(void);
1179 void smbd_unbecome_root(void);
1180 bool become_user(connection_struct *conn, uint64_t vuid);
1181 bool become_user_by_session(connection_struct *conn,
1182                             const struct auth_session_info *session_info);
1183 bool unbecome_user(void);
1184 uid_t get_current_uid(connection_struct *conn);
1185 gid_t get_current_gid(connection_struct *conn);
1186 const struct security_unix_token *get_current_utok(connection_struct *conn);
1187 const struct security_token *get_current_nttok(connection_struct *conn);
1188 uint64_t get_current_vuid(connection_struct *conn);
1189
1190 /* The following definitions come from smbd/utmp.c  */
1191
1192 void sys_utmp_claim(const char *username, const char *hostname,
1193                     const char *id_str, int id_num);
1194 void sys_utmp_yield(const char *username, const char *hostname,
1195                     const char *id_str, int id_num);
1196
1197 /* The following definitions come from smbd/vfs.c  */
1198
1199 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1200 bool smbd_vfs_init(connection_struct *conn);
1201 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1202 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1203 ssize_t vfs_write_data(struct smb_request *req,
1204                         files_struct *fsp,
1205                         const char *buffer,
1206                         size_t N);
1207 ssize_t vfs_pwrite_data(struct smb_request *req,
1208                         files_struct *fsp,
1209                         const char *buffer,
1210                         size_t N,
1211                         off_t offset);
1212 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1213 int vfs_set_filelen(files_struct *fsp, off_t len);
1214 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1215 int vfs_fill_sparse(files_struct *fsp, off_t len);
1216 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1217 const char *vfs_readdirname(connection_struct *conn, void *p,
1218                             SMB_STRUCT_STAT *sbuf, char **talloced);
1219 int vfs_ChDir(connection_struct *conn, const char *path);
1220 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1221 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1222 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1223                         const char *fname,
1224                         struct smb_request *smbreq);
1225 int vfs_stat_smb_basename(struct connection_struct *conn,
1226                         const struct smb_filename *smb_fname_in,
1227                         SMB_STRUCT_STAT *psbuf);
1228 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1229 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1230 NTSTATUS vfs_streaminfo(connection_struct *conn,
1231                         struct files_struct *fsp,
1232                         const struct smb_filename *smb_fname,
1233                         TALLOC_CTX *mem_ctx,
1234                         unsigned int *num_streams,
1235                         struct stream_struct **streams);
1236
1237 /* The following definitions come from smbd/avahi_register.c */
1238
1239 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1240                            uint16_t port);
1241
1242 /* The following definitions come from smbd/smb2_create.c */
1243
1244 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1245                                     TALLOC_CTX *mem_ctx,
1246                                     DATA_BLOB *cookie_blob);
1247 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1248                                         const DATA_BLOB old_cookie,
1249                                         TALLOC_CTX *mem_ctx,
1250                                         DATA_BLOB *new_cookie);
1251 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1252                                        struct smb_request *smb1req,
1253                                        struct smbXsrv_open *op,
1254                                        const DATA_BLOB old_cookie,
1255                                        TALLOC_CTX *mem_ctx,
1256                                        files_struct **result,
1257                                        DATA_BLOB *new_cookie);
1258
1259 #endif /* _SMBD_PROTO_H_ */