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 bool srv_check_sign_mac(struct smbd_server_connection *conn,
  52                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  53 void srv_calculate_sign_mac(struct smbd_server_connection *conn,
  54                             char *outbuf, uint32_t seqnum);
  55 void srv_cancel_sign_response(struct smbd_server_connection *conn);
  56 bool srv_init_signing(struct smbd_server_connection *conn);
  57 void srv_set_signing_negotiated(struct smbd_server_connection *conn,
  58                                 bool allowed, bool mandatory);
  59 bool srv_is_signing_active(struct smbd_server_connection *conn);
  60 bool srv_is_signing_negotiated(struct smbd_server_connection *conn);
  61 void srv_set_signing(struct smbd_server_connection *conn,
  62                      const DATA_BLOB user_session_key,
  63                      const DATA_BLOB response);
  64
  65 /* The following definitions come from smbd/aio.c  */
  66
  67 bool initialize_async_io_handler(void);
  68 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  69                              struct smb_request *req,
  70                              files_struct *fsp, off_t startpos,
  71                              size_t smb_maxcnt);
  72 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  73                               struct smb_request *req,
  74                               files_struct *fsp, const char *data,
  75                               off_t startpos,
  76                               size_t numtowrite);
  77 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  78                                 struct smb_request *smbreq,
  79                                 files_struct *fsp,
  80                                 TALLOC_CTX *ctx,
  81                                 DATA_BLOB *preadbuf,
  82                                 off_t startpos,
  83                                 size_t smb_maxcnt);
  84 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  85                                 struct smb_request *smbreq,
  86                                 files_struct *fsp,
  87                                 uint64_t in_offset,
  88                                 DATA_BLOB in_data,
  89                                 bool write_through);
  90 bool cancel_smb2_aio(struct smb_request *smbreq);
  91 int wait_for_aio_completion(files_struct *fsp);
  92 void smbd_aio_complete_aio_ex(struct aio_extra *aio_ex);
  93
  94 /* The following definitions come from smbd/blocking.c  */
  95
  96 void brl_timeout_fn(struct event_context *event_ctx,
  97                 struct timed_event *te,
  98                 struct timeval now,
  99                 void *private_data);
 100 struct timeval timeval_brl_min(const struct timeval *tv1,
 101                         const struct timeval *tv2);
 102 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 103 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 104                 struct smb_request *req,
 105                 files_struct *fsp,
 106                 int lock_timeout,
 107                 int lock_num,
 108                 uint64_t smblctx,
 109                 enum brl_type lock_type,
 110                 enum brl_flavour lock_flav,
 111                 uint64_t offset,
 112                 uint64_t count,
 113                 uint64_t blocking_smblctx);
 114 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 115                         struct byte_range_lock *br_lck,
 116                         enum file_close_type close_type);
 117 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 118                         struct byte_range_lock *br_lck,
 119                         enum file_close_type close_type);
 120 void remove_pending_lock_requests_by_mid_smb1(
 121         struct smbd_server_connection *sconn, uint64_t mid);
 122 bool blocking_lock_was_deferred_smb1(
 123         struct smbd_server_connection *sconn, uint64_t mid);
 124 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 125                         uint64_t smblctx,
 126                         uint64_t offset,
 127                         uint64_t count,
 128                         enum brl_flavour lock_flav,
 129                         unsigned char locktype,
 130                         NTSTATUS err);
 131
 132 /* The following definitions come from smbd/close.c  */
 133
 134 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 135 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 136                     enum file_close_type close_type);
 137 void msg_close_file(struct messaging_context *msg_ctx,
 138                     void *private_data,
 139                     uint32_t msg_type,
 140                     struct server_id server_id,
 141                     DATA_BLOB *data);
 142 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 143
 144 /* The following definitions come from smbd/conn.c  */
 145
 146 int conn_num_open(struct smbd_server_connection *sconn);
 147 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 148 connection_struct *conn_new(struct smbd_server_connection *sconn);
 149 void conn_close_all(struct smbd_server_connection *sconn);
 150 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 151 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 152 void conn_free(connection_struct *conn);
 153 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 154 void msg_force_tdis(struct messaging_context *msg,
 155                     void *private_data,
 156                     uint32_t msg_type,
 157                     struct server_id server_id,
 158                     DATA_BLOB *data);
 159
 160 /* The following definitions come from smbd/connection.c  */
 161
 162 bool yield_connection(connection_struct *conn, const char *name);
 163 int count_current_connections( const char *sharename, bool clear  );
 164 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 165 bool claim_connection(connection_struct *conn, const char *name);
 166
 167 /* The following definitions come from smbd/dfree.c  */
 168
 169 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 170 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
 171                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 172 uint64_t get_dfree_info(connection_struct *conn,
 173                         const char *path,
 174                         bool small_query,
 175                         uint64_t *bsize,
 176                         uint64_t *dfree,
 177                         uint64_t *dsize);
 178
 179 /* The following definitions come from smbd/dir.c  */
 180
 181 bool make_dir_struct(TALLOC_CTX *ctx,
 182                         char *buf,
 183                         const char *mask,
 184                         const char *fname,
 185                         off_t size,
 186                         uint32 mode,
 187                         time_t date,
 188                         bool uc);
 189 bool init_dptrs(struct smbd_server_connection *sconn);
 190 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 191 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 192 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
 193 void dptr_close(struct smbd_server_connection *sconn, int *key);
 194 void dptr_closecnum(connection_struct *conn);
 195 void dptr_idlecnum(connection_struct *conn);
 196 void dptr_closepath(struct smbd_server_connection *sconn,
 197                     char *path,uint16 spid);
 198 NTSTATUS dptr_create(connection_struct *conn,
 199                 struct smb_request *req,
 200                 files_struct *fsp,
 201                 const char *path, bool old_handle, bool expect_close,uint16 spid,
 202                 const char *wcard, bool wcard_has_wild, uint32 attr, 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 char *dptr_ReadDirName(TALLOC_CTX *ctx,
 211                         struct dptr_struct *dptr,
 212                         long *poffset,
 213                         SMB_STRUCT_STAT *pst);
 214 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 215 void dptr_DirCacheAdd(struct dptr_struct *dptr, const char *name, long offset);
 216 void dptr_init_search_op(struct dptr_struct *dptr);
 217 bool dptr_fill(struct smbd_server_connection *sconn,
 218                char *buf1,unsigned int key);
 219 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 220                                char *buf,int *num);
 221 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 222                                        int dptr_num);
 223 bool dir_check_ftype(connection_struct *conn, uint32 mode, uint32 dirtype);
 224 bool get_dir_entry(TALLOC_CTX *ctx,
 225                 struct dptr_struct *dirptr,
 226                 const char *mask,
 227                 uint32 dirtype,
 228                 char **pp_fname_out,
 229                 off_t *size,
 230                 uint32 *mode,
 231                 struct timespec *date,
 232                 bool check_descend,
 233                 bool ask_sharemode);
 234 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 235 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 236                         const char *name, const char *mask, uint32 attr);
 237 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 238                         SMB_STRUCT_STAT *sbuf, char **talloced);
 239 void RewindDir(struct smb_Dir *dirp, long *poffset);
 240 void SeekDir(struct smb_Dir *dirp, long offset);
 241 long TellDir(struct smb_Dir *dirp);
 242 void DirCacheAdd(struct smb_Dir *dirp, const char *name, long offset);
 243 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 244 NTSTATUS can_delete_directory(struct connection_struct *conn,
 245                                 const char *dirname);
 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 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 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 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 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 set_create_timespec_ea(connection_struct *conn,
 282                                 const struct smb_filename *smb_fname,
 283                                 struct timespec create_time);
 284
 285 struct timespec get_create_timespec(connection_struct *conn,
 286                                 struct files_struct *fsp,
 287                                 const struct smb_filename *smb_fname);
 288
 289 struct timespec get_change_timespec(connection_struct *conn,
 290                                 struct files_struct *fsp,
 291                                 const struct smb_filename *smb_fname);
 292
 293 /* The following definitions come from smbd/error.c  */
 294
 295 bool use_nt_status(void);
 296 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 297 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 298 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 299                     int line, const char *file);
 300 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 301                     int line, const char *file);
 302 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 303                       NTSTATUS status, int line, const char *file);
 304 void reply_openerror(struct smb_request *req, NTSTATUS status);
 305
 306 /* The following definitions come from smbd/file_access.c  */
 307
 308 bool can_delete_file_in_directory(connection_struct *conn,
 309                                   const struct smb_filename *smb_fname);
 310 bool can_write_to_file(connection_struct *conn,
 311                        const struct smb_filename *smb_fname);
 312 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 313 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
 314
 315 /* The following definitions come from smbd/fileio.c  */
 316
 317 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 318 void update_write_time_handler(struct event_context *ctx,
 319                                       struct timed_event *te,
 320                                       struct timeval now,
 321                                       void *private_data);
 322 void trigger_write_time_update(struct files_struct *fsp);
 323 void trigger_write_time_update_immediate(struct files_struct *fsp);
 324 ssize_t write_file(struct smb_request *req,
 325                         files_struct *fsp,
 326                         const char *data,
 327                         off_t pos,
 328                         size_t n);
 329 void delete_write_cache(files_struct *fsp);
 330 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 331 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 332 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 333 int fsp_stat(files_struct *fsp);
 334
 335 /* The following definitions come from smbd/filename.c  */
 336
 337 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 338                       connection_struct *conn,
 339                       const char *orig_path,
 340                       struct smb_filename **smb_fname,
 341                       uint32_t ucf_flags);
 342 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
 343 NTSTATUS check_name(connection_struct *conn, const char *name);
 344 int get_real_filename(connection_struct *conn, const char *path,
 345                       const char *name, TALLOC_CTX *mem_ctx,
 346                       char **found_name);
 347 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 348                         connection_struct *conn,
 349                         bool dfs_path,
 350                         const char *name_in,
 351                         uint32_t ucf_flags,
 352                         bool *ppath_contains_wcard,
 353                         struct smb_filename **pp_smb_fname);
 354 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 355                         connection_struct *conn,
 356                         struct smb_request *smbreq,
 357                         const char *name_in,
 358                         uint32_t ucf_flags,
 359                         bool *ppath_contains_wcard,
 360                         struct smb_filename **pp_smb_fname);
 361
 362 /* The following definitions come from smbd/files.c  */
 363
 364 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 365                  files_struct **result);
 366 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 367                   files_struct **result);
 368 void file_close_conn(connection_struct *conn);
 369 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
 370                     uint64_t vuid);
 371 bool file_init_global(void);
 372 bool file_init(struct smbd_server_connection *sconn);
 373 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 374 struct files_struct *files_forall(
 375         struct smbd_server_connection *sconn,
 376         struct files_struct *(*fn)(struct files_struct *fsp,
 377                                    void *private_data),
 378         void *private_data);
 379 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 380 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 381                             struct file_id id, unsigned long gen_id);
 382 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 383                                  struct file_id id);
 384 files_struct *file_find_di_next(files_struct *start_fsp);
 385 bool file_find_subpath(files_struct *dir_fsp);
 386 void file_sync_all(connection_struct *conn);
 387 void fsp_free(files_struct *fsp);
 388 void file_free(struct smb_request *req, files_struct *fsp);
 389 files_struct *file_fsp(struct smb_request *req, uint16 fid);
 390 uint64_t fsp_persistent_id(const struct files_struct *fsp);
 391 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 392                                    uint64_t persistent_id,
 393                                    uint64_t volatile_id);
 394 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 395                       uint32 access_mask, uint32 share_access,
 396                       uint32 create_options, files_struct *to);
 397 NTSTATUS file_name_hash(connection_struct *conn,
 398                         const char *name, uint32_t *p_name_hash);
 399 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 400                            const struct smb_filename *smb_fname_in);
 401
 402 /* The following definitions come from smbd/ipc.c  */
 403
 404 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 405 void send_trans_reply(connection_struct *conn,
 406                       struct smb_request *req,
 407                       char *rparam, int rparam_len,
 408                       char *rdata, int rdata_len,
 409                       bool buffer_too_large);
 410 void reply_trans(struct smb_request *req);
 411 void reply_transs(struct smb_request *req);
 412
 413 /* The following definitions come from smbd/lanman.c  */
 414
 415 void api_reply(connection_struct *conn, uint64_t vuid,
 416                struct smb_request *req,
 417                char *data, char *params,
 418                int tdscnt, int tpscnt,
 419                int mdrcnt, int mprcnt);
 420
 421 /* The following definitions come from smbd/mangle.c  */
 422
 423 void mangle_reset_cache(void);
 424 void mangle_change_to_posix(void);
 425 bool mangle_is_mangled(const char *s, const struct share_params *p);
 426 bool mangle_is_8_3(const char *fname, bool check_case,
 427                    const struct share_params *p);
 428 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 429                              const struct share_params *p);
 430 bool mangle_must_mangle(const char *fname,
 431                    const struct share_params *p);
 432 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 433                         const char *in,
 434                         char **out, /* talloced on the given context. */
 435                         const struct share_params *p);
 436 bool name_to_8_3(const char *in,
 437                 char out[13],
 438                 bool cache83,
 439                 const struct share_params *p);
 440
 441 /* The following definitions come from smbd/mangle_hash.c  */
 442
 443 const struct mangle_fns *mangle_hash_init(void);
 444
 445 /* The following definitions come from smbd/mangle_hash2.c  */
 446
 447 const struct mangle_fns *mangle_hash2_init(void);
 448 const struct mangle_fns *posix_mangle_init(void);
 449
 450 /* The following definitions come from smbd/message.c  */
 451
 452 void reply_sends(struct smb_request *req);
 453 void reply_sendstrt(struct smb_request *req);
 454 void reply_sendtxt(struct smb_request *req);
 455 void reply_sendend(struct smb_request *req);
 456
 457 /* The following definitions come from smbd/msdfs.c  */
 458
 459 bool is_msdfs_link(connection_struct *conn,
 460                 const char *path,
 461                 SMB_STRUCT_STAT *sbufp);
 462 struct junction_map;
 463 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 464                         const char *dfs_path,
 465                         bool allow_broken_path,
 466                         struct junction_map *jucn,
 467                         int *consumedcntp,
 468                         bool *self_referralp);
 469 int setup_dfs_referral(connection_struct *orig_conn,
 470                         const char *dfs_path,
 471                         int max_referral_level,
 472                         char **ppdata, NTSTATUS *pstatus);
 473 bool create_junction(TALLOC_CTX *ctx,
 474                 const char *dfs_path,
 475                 bool allow_broken_path,
 476                 struct junction_map *jucn);
 477 bool create_msdfs_link(const struct junction_map *jucn);
 478 bool remove_msdfs_link(const struct junction_map *jucn);
 479 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 480 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 481                                 connection_struct *conn,
 482                                 bool dfs_pathnames,
 483                                 const char *name_in,
 484                                 bool allow_wcards,
 485                                 bool allow_broken_path,
 486                                 char **pp_name_out,
 487                                 bool *ppath_contains_wcard);
 488 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 489                             struct tevent_context *ev,
 490                             struct messaging_context *msg,
 491                             connection_struct **pconn,
 492                             int snum,
 493                             const char *path,
 494                             const struct auth_session_info *session_info,
 495                             char **poldcwd);
 496
 497 /* The following definitions come from smbd/negprot.c  */
 498
 499 void reply_negprot(struct smb_request *req);
 500
 501 /* The following definitions come from smbd/notify.c  */
 502
 503 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 504 void change_notify_reply(struct smb_request *req,
 505                          NTSTATUS error_code,
 506                          uint32_t max_param,
 507                          struct notify_change_buf *notify_buf,
 508                          void (*reply_fn)(struct smb_request *req,
 509                                           NTSTATUS error_code,
 510                                           uint8_t *buf, size_t len));
 511 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
 512                               bool recursive);
 513 NTSTATUS change_notify_add_request(struct smb_request *req,
 514                                 uint32 max_param,
 515                                 uint32 filter, bool recursive,
 516                                 struct files_struct *fsp,
 517                                 void (*reply_fn)(struct smb_request *req,
 518                                         NTSTATUS error_code,
 519                                         uint8_t *buf, size_t len));
 520 void remove_pending_change_notify_requests_by_mid(
 521         struct smbd_server_connection *sconn, uint64_t mid);
 522 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 523                                                   NTSTATUS status);
 524 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
 525                   const char *path);
 526 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
 527 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 528                                                      struct event_context *ev);
 529
 530 /* The following definitions come from smbd/notify_inotify.c  */
 531
 532 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
 533                        const char *path,
 534                        uint32_t *filter,
 535                        uint32_t *subdir_filter,
 536                        void (*callback)(struct sys_notify_context *ctx,
 537                                         void *private_data,
 538                                         struct notify_event *ev),
 539                        void *private_data,
 540                        void *handle_p);
 541
 542 /* The following definitions come from smbd/notify_internal.c  */
 543
 544 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 545                                    struct messaging_context *messaging_ctx,
 546                                    struct event_context *ev);
 547 NTSTATUS notify_add(struct notify_context *notify,
 548                     const char *path, uint32_t filter, uint32_t subdir_filter,
 549                     void (*callback)(void *, const struct notify_event *),
 550                     void *private_data);
 551 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 552 void notify_trigger(struct notify_context *notify,
 553                     uint32_t action, uint32_t filter, const char *path);
 554 void notify_walk_idx(struct notify_context *notify,
 555                      void (*fn)(const char *path,
 556                                 uint32_t *vnns, size_t num_vnns,
 557                                 void *private_data),
 558                      void *private_data);
 559 void notify_walk(struct notify_context *notify,
 560                  void (*fn)(const char *path,
 561                             struct notify_db_entry *entries,
 562                             size_t num_entries,
 563                             time_t deleted_time, void *private_data),
 564                  void *private_data);
 565 void notify_cleanup(struct notify_context *notify);
 566
 567 struct tevent_req *notify_cluster_proxy_send(
 568         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
 569         struct notify_context *notify);
 570 int notify_cluster_proxy_recv(struct tevent_req *req);
 571
 572 /* The following definitions come from smbd/ntquotas.c  */
 573
 574 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 575 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 576 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 577 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 578
 579 /* The following definitions come from smbd/nttrans.c  */
 580
 581 void reply_ntcreate_and_X(struct smb_request *req);
 582 NTSTATUS set_sd(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 583                        uint32_t security_info_sent);
 584 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 585 void reply_ntcancel(struct smb_request *req);
 586 void reply_ntrename(struct smb_request *req);
 587 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 588                                         TALLOC_CTX *mem_ctx,
 589                                         files_struct *fsp,
 590                                         uint32_t security_info_wanted,
 591                                         uint32_t max_data_count,
 592                                         uint8_t **ppmarshalled_sd,
 593                                         size_t *psd_size);
 594 void reply_nttrans(struct smb_request *req);
 595 void reply_nttranss(struct smb_request *req);
 596
 597 /* The following definitions come from smbd/open.c  */
 598
 599 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 600                                 const struct smb_filename *smb_fname,
 601                                 uint32_t access_mask);
 602 NTSTATUS fd_close(files_struct *fsp);
 603 void change_file_owner_to_parent(connection_struct *conn,
 604                                  const char *inherit_from_dir,
 605                                  files_struct *fsp);
 606 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 607                                     const char *inherit_from_dir,
 608                                     const char *fname,
 609                                     SMB_STRUCT_STAT *psbuf);
 610 bool is_stat_open(uint32 access_mask);
 611 bool request_timed_out(struct timeval request_time,
 612                        struct timeval timeout);
 613 bool open_match_attributes(connection_struct *conn,
 614                            uint32 old_dos_attr,
 615                            uint32 new_dos_attr,
 616                            mode_t existing_unx_mode,
 617                            mode_t new_unx_mode,
 618                            mode_t *returned_unx_mode);
 619 void remove_deferred_open_entry(struct file_id id, uint64_t mid,
 620                                 struct server_id pid);
 621 NTSTATUS open_file_fchmod(connection_struct *conn,
 622                           struct smb_filename *smb_fname,
 623                           files_struct **result);
 624 bool check_same_stat(const SMB_STRUCT_STAT *sbuf1,
 625                         const SMB_STRUCT_STAT *sbuf2);
 626 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 627                           struct smb_filename *smb_dname);
 628 void msg_file_was_renamed(struct messaging_context *msg,
 629                           void *private_data,
 630                           uint32_t msg_type,
 631                           struct server_id server_id,
 632                           DATA_BLOB *data);
 633 NTSTATUS open_streams_for_delete(connection_struct *conn,
 634                                  const char *fname);
 635 NTSTATUS create_file_default(connection_struct *conn,
 636                              struct smb_request *req,
 637                              uint16_t root_dir_fid,
 638                              struct smb_filename * smb_fname,
 639                              uint32_t access_mask,
 640                              uint32_t share_access,
 641                              uint32_t create_disposition,
 642                              uint32_t create_options,
 643                              uint32_t file_attributes,
 644                              uint32_t oplock_request,
 645                              uint64_t allocation_size,
 646                              uint32_t private_flags,
 647                              struct security_descriptor *sd,
 648                              struct ea_list *ea_list,
 649
 650                              files_struct **result,
 651                              int *pinfo);
 652 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 653                                    struct smb_request *req,
 654                                    uint16_t root_dir_fid,
 655                                    const struct smb_filename *smb_fname,
 656                                    struct smb_filename **smb_fname_out);
 657
 658 /* The following definitions come from smbd/oplock.c  */
 659
 660 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 661 NTSTATUS set_file_oplock(files_struct *fsp, int oplock_type);
 662 void release_file_oplock(files_struct *fsp);
 663 bool remove_oplock(files_struct *fsp);
 664 bool downgrade_oplock(files_struct *fsp);
 665 bool should_notify_deferred_opens(struct smbd_server_connection *sconn);
 666 void break_level2_to_none_async(files_struct *fsp);
 667 void reply_to_oplock_break_requests(files_struct *fsp);
 668 void contend_level2_oplocks_begin(files_struct *fsp,
 669                                   enum level2_contention_type type);
 670 void contend_level2_oplocks_end(files_struct *fsp,
 671                                 enum level2_contention_type type);
 672 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 673                                   enum level2_contention_type type);
 674 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 675                                 enum level2_contention_type type);
 676 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 677 void message_to_share_mode_entry(struct share_mode_entry *e, char *msg);
 678 bool init_oplocks(struct smbd_server_connection *sconn);
 679 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 680
 681 /* The following definitions come from smbd/oplock_irix.c  */
 682
 683 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 684
 685 /* The following definitions come from smbd/oplock_linux.c  */
 686
 687 void linux_set_lease_capability(void);
 688 int linux_set_lease_sighandler(int fd);
 689 int linux_setlease(int fd, int leasetype);
 690 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 691
 692 /* The following definitions come from smbd/password.c  */
 693
 694 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 695                                           uint64_t vuid);
 696 bool is_partial_auth_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 697 struct user_struct *get_partial_auth_user_struct(struct smbd_server_connection *sconn,
 698                                                  uint64_t vuid);
 699 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 700 void invalidate_all_vuids(struct smbd_server_connection *sconn);
 701 uint64_t register_initial_vuid(struct smbd_server_connection *sconn);
 702 int register_homes_share(const char *username);
 703 uint64_t register_existing_vuid(struct smbd_server_connection *sconn,
 704                                 uint64_t vuid,
 705                                 struct auth_session_info *session_info,
 706                                 DATA_BLOB response_blob);
 707
 708 /* The following definitions come from smbd/pipes.c  */
 709
 710 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 711                       struct files_struct **pfsp);
 712 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 713 void reply_pipe_write(struct smb_request *req);
 714 void reply_pipe_write_and_X(struct smb_request *req);
 715 void reply_pipe_read_and_X(struct smb_request *req);
 716
 717 /* The following definitions come from smbd/posix_acls.c  */
 718
 719 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 720 bool nt4_compatible_acls(void);
 721 uint32_t map_canon_ace_perms(int snum,
 722                                 enum security_ace_type *pacl_type,
 723                                 mode_t perms,
 724                                 bool directory_ace);
 725 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
 726 bool current_user_in_group(connection_struct *conn, gid_t gid);
 727 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 728 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 729                            struct security_descriptor **ppdesc);
 730 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 731                           uint32_t security_info, struct security_descriptor **ppdesc);
 732 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 733 NTSTATUS append_parent_acl(files_struct *fsp,
 734                                 const struct security_descriptor *pcsd,
 735                                 struct security_descriptor **pp_new_sd);
 736 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
 737 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 738 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 739 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 740                        const char *name, mode_t mode);
 741 int fchmod_acl(files_struct *fsp, mode_t mode);
 742 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 743                                 const SMB_STRUCT_STAT *psbuf,
 744                                 uint16 num_def_acls, const char *pdata);
 745 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
 746 struct security_descriptor *get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname);
 747 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 748                                         const char *name,
 749                                         SMB_STRUCT_STAT *psbuf,
 750                                         struct security_descriptor **ppdesc);
 751
 752 /* The following definitions come from smbd/process.c  */
 753
 754 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 755 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 756 bool srv_send_smb(struct smbd_server_connection *sconn, char *buffer,
 757                   bool no_signing, uint32_t seqnum,
 758                   bool do_encrypt,
 759                   struct smb_perfcount_data *pcd);
 760 int srv_set_message(char *buf,
 761                         int num_words,
 762                         int num_bytes,
 763                         bool zero);
 764 void remove_deferred_open_message_smb(struct smbd_server_connection *sconn,
 765                                       uint64_t mid);
 766 void schedule_deferred_open_message_smb(struct smbd_server_connection *sconn,
 767                                         uint64_t mid);
 768 bool open_was_deferred(struct smbd_server_connection *sconn, uint64_t mid);
 769 bool get_deferred_open_message_state(struct smb_request *smbreq,
 770                                 struct timeval *p_request_time,
 771                                 void **pp_state);
 772 bool push_deferred_open_message_smb(struct smb_request *req,
 773                                 struct timeval request_time,
 774                                 struct timeval timeout,
 775                                 struct file_id id,
 776                                 char *private_data,
 777                                 size_t priv_len);
 778 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 779 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
 780 void smb_request_done(struct smb_request *req);
 781 const char *smb_fn_name(int type);
 782 void add_to_common_flags2(uint32 v);
 783 void remove_from_common_flags2(uint32 v);
 784 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 785 bool smb1_is_chain(const uint8_t *buf);
 786 bool smb1_walk_chain(const uint8_t *buf,
 787                      bool (*fn)(uint8_t cmd,
 788                                 uint8_t wct, const uint16_t *vwv,
 789                                 uint16_t num_bytes, const uint8_t *bytes,
 790                                 void *private_data),
 791                      void *private_data);
 792 unsigned smb1_chain_length(const uint8_t *buf);
 793 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 794                       struct smbd_server_connection *sconn,
 795                       bool encrypted, uint32_t seqnum,
 796                       struct smb_request ***reqs, unsigned *num_reqs);
 797 bool req_is_in_chain(struct smb_request *req);
 798 void smbd_process(struct tevent_context *ev_ctx,
 799                   struct messaging_context *msg_ctx,
 800                   int sock_fd,
 801                   bool interactive);
 802 bool fork_echo_handler(struct smbd_server_connection *sconn);
 803
 804 /* The following definitions come from smbd/quotas.c  */
 805
 806 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 807 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 808 bool disk_quotas(const char *path,
 809                 uint64_t *bsize,
 810                 uint64_t *dfree,
 811                 uint64_t *dsize);
 812 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 813 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 814 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 815 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 816 bool disk_quotas(const char *path,uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 817 bool disk_quotas(const char *path,uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 818
 819 /* The following definitions come from smbd/reply.c  */
 820
 821 NTSTATUS check_path_syntax(char *path);
 822 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 823 NTSTATUS check_path_syntax_posix(char *path);
 824 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 825                         const char *inbuf,
 826                         uint16 smb_flags2,
 827                         char **pp_dest,
 828                         const char *src,
 829                         size_t src_len,
 830                         int flags,
 831                         NTSTATUS *err,
 832                         bool *contains_wcard);
 833 size_t srvstr_get_path(TALLOC_CTX *ctx,
 834                         const char *inbuf,
 835                         uint16 smb_flags2,
 836                         char **pp_dest,
 837                         const char *src,
 838                         size_t src_len,
 839                         int flags,
 840                         NTSTATUS *err);
 841 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 842                                  char **pp_dest, const char *src, int flags,
 843                                  NTSTATUS *err, bool *contains_wcard);
 844 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 845                            char **pp_dest, const char *src, int flags,
 846                            NTSTATUS *err);
 847 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 848                     files_struct *fsp);
 849 bool check_fsp(connection_struct *conn, struct smb_request *req,
 850                files_struct *fsp);
 851 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 852                               files_struct *fsp);
 853 void reply_special(struct smbd_server_connection *sconn, char *inbuf, size_t inbuf_len);
 854 void reply_tcon(struct smb_request *req);
 855 void reply_tcon_and_X(struct smb_request *req);
 856 void reply_unknown_new(struct smb_request *req, uint8 type);
 857 void reply_ioctl(struct smb_request *req);
 858 void reply_checkpath(struct smb_request *req);
 859 void reply_getatr(struct smb_request *req);
 860 void reply_setatr(struct smb_request *req);
 861 void reply_dskattr(struct smb_request *req);
 862 void reply_search(struct smb_request *req);
 863 void reply_fclose(struct smb_request *req);
 864 void reply_open(struct smb_request *req);
 865 void reply_open_and_X(struct smb_request *req);
 866 void reply_ulogoffX(struct smb_request *req);
 867 void reply_mknew(struct smb_request *req);
 868 void reply_ctemp(struct smb_request *req);
 869 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 870                           uint32 dirtype, struct smb_filename *smb_fname,
 871                           bool has_wild);
 872 void reply_unlink(struct smb_request *req);
 873 ssize_t fake_sendfile(files_struct *fsp, off_t startpos, size_t nread);
 874 void sendfile_short_send(files_struct *fsp,
 875                                 ssize_t nread,
 876                                 size_t headersize,
 877                                 size_t smb_maxcnt);
 878 void reply_readbraw(struct smb_request *req);
 879 void reply_lockread(struct smb_request *req);
 880 void reply_read(struct smb_request *req);
 881 void reply_read_and_X(struct smb_request *req);
 882 void error_to_writebrawerr(struct smb_request *req);
 883 void reply_writebraw(struct smb_request *req);
 884 void reply_writeunlock(struct smb_request *req);
 885 void reply_write(struct smb_request *req);
 886 bool is_valid_writeX_buffer(struct smbd_server_connection *sconn,
 887                             const uint8_t *inbuf);
 888 void reply_write_and_X(struct smb_request *req);
 889 void reply_lseek(struct smb_request *req);
 890 void reply_flush(struct smb_request *req);
 891 void reply_exit(struct smb_request *req);
 892 void reply_close(struct smb_request *req);
 893 void reply_writeclose(struct smb_request *req);
 894 void reply_lock(struct smb_request *req);
 895 void reply_unlock(struct smb_request *req);
 896 void reply_tdis(struct smb_request *req);
 897 void reply_echo(struct smb_request *req);
 898 void reply_printopen(struct smb_request *req);
 899 void reply_printclose(struct smb_request *req);
 900 void reply_printqueue(struct smb_request *req);
 901 void reply_printwrite(struct smb_request *req);
 902 void reply_mkdir(struct smb_request *req);
 903 void reply_rmdir(struct smb_request *req);
 904 NTSTATUS rename_internals_fsp(connection_struct *conn,
 905                         files_struct *fsp,
 906                         const struct smb_filename *smb_fname_dst_in,
 907                         uint32 attrs,
 908                         bool replace_if_exists);
 909 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 910                         connection_struct *conn,
 911                         struct smb_request *req,
 912                         struct smb_filename *smb_fname_src,
 913                         struct smb_filename *smb_fname_dst,
 914                         uint32 attrs,
 915                         bool replace_if_exists,
 916                         bool src_has_wild,
 917                         bool dest_has_wild,
 918                         uint32_t access_mask);
 919 void reply_mv(struct smb_request *req);
 920 NTSTATUS copy_file(TALLOC_CTX *ctx,
 921                         connection_struct *conn,
 922                         struct smb_filename *smb_fname_src,
 923                         struct smb_filename *smb_fname_dst,
 924                         int ofun,
 925                         int count,
 926                         bool target_is_directory);
 927 void reply_copy(struct smb_request *req);
 928 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 929                     bool large_file_format);
 930 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 931                         bool large_file_format);
 932 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 933                          bool large_file_format, bool *err);
 934 void reply_lockingX(struct smb_request *req);
 935 void reply_readbmpx(struct smb_request *req);
 936 void reply_readbs(struct smb_request *req);
 937 void reply_setattrE(struct smb_request *req);
 938 void reply_writebmpx(struct smb_request *req);
 939 void reply_writebs(struct smb_request *req);
 940 void reply_getattrE(struct smb_request *req);
 941
 942 /* The following definitions come from smbd/seal.c  */
 943
 944 bool is_encrypted_packet(struct smbd_server_connection *sconn,
 945                          const uint8_t *inbuf);
 946 void srv_free_enc_buffer(struct smbd_server_connection *sconn, char *buf);
 947 NTSTATUS srv_decrypt_buffer(struct smbd_server_connection *sconn, char *buf);
 948 NTSTATUS srv_encrypt_buffer(struct smbd_server_connection *sconn, char *buf,
 949                             char **buf_out);
 950 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 951                                         unsigned char **ppdata,
 952                                         size_t *p_data_size,
 953                                         unsigned char **pparam,
 954                                         size_t *p_param_size);
 955 NTSTATUS srv_encryption_start(connection_struct *conn);
 956 void server_encryption_shutdown(struct smbd_server_connection *sconn);
 957
 958 /* The following definitions come from smbd/sec_ctx.c  */
 959
 960 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 961 bool push_sec_ctx(void);
 962 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 963 void set_root_sec_ctx(void);
 964 bool pop_sec_ctx(void);
 965 void init_sec_ctx(void);
 966
 967 /* The following definitions come from smbd/server.c  */
 968
 969 struct memcache *smbd_memcache(void);
 970 void delete_and_reload_printers(struct tevent_context *ev,
 971                                 struct messaging_context *msg_ctx);
 972 bool reload_services(struct smbd_server_connection *sconn,
 973                      bool (*snumused) (struct smbd_server_connection *, int),
 974                      bool test);
 975 void exit_server(const char *const explanation);
 976 void exit_server_cleanly(const char *const explanation);
 977 NTSTATUS messaging_send_to_children(struct messaging_context *msg_ctx,
 978                                     uint32_t msg_type, DATA_BLOB* data);
 979
 980 /* The following definitions come from smbd/service.c  */
 981
 982 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 983 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
 984 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
 985 void load_registry_shares(void);
 986 int add_home_service(const char *service, const char *username, const char *homedir);
 987 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
 988 struct smbXsrv_tcon0;
 989 connection_struct *make_connection_smb2(struct smbd_server_connection *sconn,
 990                                         struct smbXsrv_tcon0 *tcon,
 991                                         int snum,
 992                                         struct user_struct *vuser,
 993                                         const char *pdev,
 994                                         NTSTATUS *pstatus);
 995 connection_struct *make_connection(struct smbd_server_connection *sconn,
 996                                    const char *service_in,
 997                                    const char *pdev, uint64_t vuid,
 998                                    NTSTATUS *status);
 999 void close_cnum(connection_struct *conn, uint64_t vuid);
1000
1001 /* The following definitions come from smbd/session.c  */
1002 struct sessionid;
1003 bool session_init(void);
1004 bool session_claim(struct smbd_server_connection *sconn, struct user_struct *vuser);
1005 void session_yield(struct user_struct *vuser);
1006 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1007
1008 /* The following definitions come from smbd/sesssetup.c  */
1009
1010 void reply_sesssetup_and_X(struct smb_request *req);
1011
1012 /* The following definitions come from smbd/share_access.c  */
1013
1014 bool token_contains_name_in_list(const char *username,
1015                                  const char *domain,
1016                                  const char *sharename,
1017                                  const struct security_token *token,
1018                                  const char **list);
1019 bool user_ok_token(const char *username, const char *domain,
1020                    const struct security_token *token, int snum);
1021 bool is_share_read_only_for_token(const char *username,
1022                                   const char *domain,
1023                                   const struct security_token *token,
1024                                   connection_struct *conn);
1025
1026 /* The following definitions come from smbd/srvstr.c  */
1027
1028 size_t srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1029                       const char *src, int dest_len, int flags);
1030 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1031
1032 /* The following definitions come from smbd/statcache.c  */
1033
1034 void stat_cache_add( const char *full_orig_name,
1035                 char *translated_path,
1036                 bool case_sensitive);
1037 bool stat_cache_lookup(connection_struct *conn,
1038                         bool posix_paths,
1039                         char **pp_name,
1040                         char **pp_dirpath,
1041                         char **pp_start,
1042                         SMB_STRUCT_STAT *pst);
1043 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1044                                     const char *name);
1045 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1046                                     const char *name);
1047 void stat_cache_delete(const char *name);
1048 struct TDB_DATA;
1049 unsigned int fast_string_hash(struct TDB_DATA *key);
1050 bool reset_stat_cache( void );
1051
1052 /* The following definitions come from smbd/statvfs.c  */
1053
1054 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1055
1056 /* The following definitions come from smbd/trans2.c  */
1057
1058 NTSTATUS check_access(connection_struct *conn,
1059                                 files_struct *fsp,
1060                                 const struct smb_filename *smb_fname,
1061                                 uint32_t access_mask);
1062 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1063 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1064 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1065                       files_struct *fsp, const char *fname,
1066                       const char *ea_name, struct ea_struct *pea);
1067 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1068                                 files_struct *fsp, const char *fname,
1069                                 char ***pnames, size_t *pnum_names);
1070 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1071                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1072 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1073 void send_trans2_replies(connection_struct *conn,
1074                         struct smb_request *req,
1075                          const char *params,
1076                          int paramsize,
1077                          const char *pdata,
1078                          int datasize,
1079                          int max_data_bytes);
1080 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1081 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1082                 connection_struct *conn,
1083                 struct smb_request *req,
1084                 bool overwrite_if_exists,
1085                 const struct smb_filename *smb_fname_old,
1086                 struct smb_filename *smb_fname_new);
1087 NTSTATUS smb_set_file_time(connection_struct *conn,
1088                            files_struct *fsp,
1089                            const struct smb_filename *smb_fname,
1090                            struct smb_file_time *ft,
1091                            bool setting_write_time);
1092 void reply_findclose(struct smb_request *req);
1093 void reply_findnclose(struct smb_request *req);
1094 void reply_trans2(struct smb_request *req);
1095 void reply_transs2(struct smb_request *req);
1096
1097 /* The following definitions come from smbd/uid.c  */
1098
1099 bool change_to_guest(void);
1100 bool change_to_user(connection_struct *conn, uint64_t vuid);
1101 bool change_to_root_user(void);
1102 bool smbd_change_to_root_user(void);
1103 bool become_authenticated_pipe_user(struct auth_session_info *session_info);
1104 bool unbecome_authenticated_pipe_user(void);
1105 void become_root(void);
1106 void unbecome_root(void);
1107 void smbd_become_root(void);
1108 void smbd_unbecome_root(void);
1109 bool become_user(connection_struct *conn, uint64_t vuid);
1110 bool become_user_by_session(connection_struct *conn,
1111                             const struct auth_session_info *session_info);
1112 bool unbecome_user(void);
1113 uid_t get_current_uid(connection_struct *conn);
1114 gid_t get_current_gid(connection_struct *conn);
1115 const struct security_unix_token *get_current_utok(connection_struct *conn);
1116 const struct security_token *get_current_nttok(connection_struct *conn);
1117 uint64_t get_current_vuid(connection_struct *conn);
1118
1119 /* The following definitions come from smbd/utmp.c  */
1120
1121 void sys_utmp_claim(const char *username, const char *hostname,
1122                         const char *ip_addr_str,
1123                         const char *id_str, int id_num);
1124 void sys_utmp_yield(const char *username, const char *hostname,
1125                         const char *ip_addr_str,
1126                         const char *id_str, int id_num);
1127 void sys_utmp_yield(const char *username, const char *hostname,
1128                         const char *ip_addr_str,
1129                         const char *id_str, int id_num);
1130 void sys_utmp_claim(const char *username, const char *hostname,
1131                         const char *ip_addr_str,
1132                         const char *id_str, int id_num);
1133
1134 /* The following definitions come from smbd/vfs.c  */
1135
1136 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1137 bool smbd_vfs_init(connection_struct *conn);
1138 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1139 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1140 ssize_t vfs_pread_data(files_struct *fsp, char *buf,
1141                 size_t byte_count, off_t offset);
1142 ssize_t vfs_write_data(struct smb_request *req,
1143                         files_struct *fsp,
1144                         const char *buffer,
1145                         size_t N);
1146 ssize_t vfs_pwrite_data(struct smb_request *req,
1147                         files_struct *fsp,
1148                         const char *buffer,
1149                         size_t N,
1150                         off_t offset);
1151 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1152 int vfs_set_filelen(files_struct *fsp, off_t len);
1153 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1154 int vfs_fill_sparse(files_struct *fsp, off_t len);
1155 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1156 const char *vfs_readdirname(connection_struct *conn, void *p,
1157                             SMB_STRUCT_STAT *sbuf, char **talloced);
1158 int vfs_ChDir(connection_struct *conn, const char *path);
1159 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1160 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1161 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1162                         const char *fname,
1163                         struct smb_request *smbreq);
1164 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1165                        SMB_STRUCT_STAT *psbuf);
1166 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1167                         SMB_STRUCT_STAT *psbuf);
1168 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1169 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1170 NTSTATUS vfs_streaminfo(connection_struct *conn,
1171                         struct files_struct *fsp,
1172                         const char *fname,
1173                         TALLOC_CTX *mem_ctx,
1174                         unsigned int *num_streams,
1175                         struct stream_struct **streams);
1176
1177 /* The following definitions come from smbd/avahi_register.c */
1178
1179 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1180                            uint16_t port);
1181
1182 #endif /* _SMBD_PROTO_H_ */