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 cancel_aio_by_fsp(files_struct *fsp);
  93 void smbd_aio_complete_aio_ex(struct aio_extra *aio_ex);
  94
  95 /* The following definitions come from smbd/blocking.c  */
  96
  97 void brl_timeout_fn(struct event_context *event_ctx,
  98                 struct timed_event *te,
  99                 struct timeval now,
 100                 void *private_data);
 101 struct timeval timeval_brl_min(const struct timeval *tv1,
 102                         const struct timeval *tv2);
 103 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 104 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 105                 struct smb_request *req,
 106                 files_struct *fsp,
 107                 int lock_timeout,
 108                 int lock_num,
 109                 uint64_t smblctx,
 110                 enum brl_type lock_type,
 111                 enum brl_flavour lock_flav,
 112                 uint64_t offset,
 113                 uint64_t count,
 114                 uint64_t blocking_smblctx);
 115 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 116                         struct byte_range_lock *br_lck,
 117                         enum file_close_type close_type);
 118 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 119                         struct byte_range_lock *br_lck,
 120                         enum file_close_type close_type);
 121 void remove_pending_lock_requests_by_mid_smb1(
 122         struct smbd_server_connection *sconn, uint64_t mid);
 123 bool blocking_lock_was_deferred_smb1(
 124         struct smbd_server_connection *sconn, uint64_t mid);
 125 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 126                         uint64_t smblctx,
 127                         uint64_t offset,
 128                         uint64_t count,
 129                         enum brl_flavour lock_flav,
 130                         unsigned char locktype,
 131                         NTSTATUS err);
 132
 133 /* The following definitions come from smbd/close.c  */
 134
 135 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 136 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 137                     enum file_close_type close_type);
 138 void msg_close_file(struct messaging_context *msg_ctx,
 139                     void *private_data,
 140                     uint32_t msg_type,
 141                     struct server_id server_id,
 142                     DATA_BLOB *data);
 143 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 144
 145 /* The following definitions come from smbd/conn.c  */
 146
 147 void conn_init(struct smbd_server_connection *sconn);
 148 int conn_num_open(struct smbd_server_connection *sconn);
 149 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 150 connection_struct *conn_find(struct smbd_server_connection *sconn,
 151                              unsigned cnum);
 152 connection_struct *conn_new(struct smbd_server_connection *sconn);
 153 bool conn_close_all(struct smbd_server_connection *sconn);
 154 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 155 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint16 vuid);
 156 void conn_free(connection_struct *conn);
 157 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 158 void msg_force_tdis(struct messaging_context *msg,
 159                     void *private_data,
 160                     uint32_t msg_type,
 161                     struct server_id server_id,
 162                     DATA_BLOB *data);
 163
 164 /* The following definitions come from smbd/connection.c  */
 165
 166 bool yield_connection(connection_struct *conn, const char *name);
 167 int count_current_connections( const char *sharename, bool clear  );
 168 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 169 bool claim_connection(connection_struct *conn, const char *name);
 170
 171 /* The following definitions come from smbd/dfree.c  */
 172
 173 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 174 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
 175                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 176 uint64_t get_dfree_info(connection_struct *conn,
 177                         const char *path,
 178                         bool small_query,
 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 make_dir_struct(TALLOC_CTX *ctx,
 186                         char *buf,
 187                         const char *mask,
 188                         const char *fname,
 189                         off_t size,
 190                         uint32 mode,
 191                         time_t date,
 192                         bool uc);
 193 bool init_dptrs(struct smbd_server_connection *sconn);
 194 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 195 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 196 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
 197 void dptr_close(struct smbd_server_connection *sconn, int *key);
 198 void dptr_closecnum(connection_struct *conn);
 199 void dptr_idlecnum(connection_struct *conn);
 200 void dptr_closepath(struct smbd_server_connection *sconn,
 201                     char *path,uint16 spid);
 202 NTSTATUS dptr_create(connection_struct *conn,
 203                 struct smb_request *req,
 204                 files_struct *fsp,
 205                 const char *path, bool old_handle, bool expect_close,uint16 spid,
 206                 const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret);
 207 void dptr_CloseDir(files_struct *fsp);
 208 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 209 long dptr_TellDir(struct dptr_struct *dptr);
 210 bool dptr_has_wild(struct dptr_struct *dptr);
 211 int dptr_dnum(struct dptr_struct *dptr);
 212 bool dptr_get_priv(struct dptr_struct *dptr);
 213 void dptr_set_priv(struct dptr_struct *dptr);
 214 char *dptr_ReadDirName(TALLOC_CTX *ctx,
 215                         struct dptr_struct *dptr,
 216                         long *poffset,
 217                         SMB_STRUCT_STAT *pst);
 218 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 219 void dptr_DirCacheAdd(struct dptr_struct *dptr, const char *name, long offset);
 220 void dptr_init_search_op(struct dptr_struct *dptr);
 221 bool dptr_fill(struct smbd_server_connection *sconn,
 222                char *buf1,unsigned int key);
 223 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 224                                char *buf,int *num);
 225 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 226                                        int dptr_num);
 227 bool dir_check_ftype(connection_struct *conn, uint32 mode, uint32 dirtype);
 228 bool get_dir_entry(TALLOC_CTX *ctx,
 229                 struct dptr_struct *dirptr,
 230                 const char *mask,
 231                 uint32 dirtype,
 232                 char **pp_fname_out,
 233                 off_t *size,
 234                 uint32 *mode,
 235                 struct timespec *date,
 236                 bool check_descend,
 237                 bool ask_sharemode);
 238 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 239 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 240                         const char *name, const char *mask, uint32 attr);
 241 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 242                         SMB_STRUCT_STAT *sbuf, char **talloced);
 243 void RewindDir(struct smb_Dir *dirp, long *poffset);
 244 void SeekDir(struct smb_Dir *dirp, long offset);
 245 long TellDir(struct smb_Dir *dirp);
 246 void DirCacheAdd(struct smb_Dir *dirp, const char *name, long offset);
 247 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 248 NTSTATUS can_delete_directory(struct connection_struct *conn,
 249                                 const char *dirname);
 250
 251 /* The following definitions come from smbd/dmapi.c  */
 252
 253 const void *dmapi_get_current_session(void);
 254 bool dmapi_have_session(void);
 255 bool dmapi_new_session(void);
 256 bool dmapi_destroy_session(void);
 257 uint32 dmapi_file_flags(const char * const path);
 258
 259 /* The following definitions come from smbd/dnsregister.c  */
 260
 261 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 262                                   TALLOC_CTX *mem_ctx,
 263                                   uint16_t port);
 264
 265 /* The following definitions come from smbd/dosmode.c  */
 266
 267 mode_t unix_mode(connection_struct *conn, int dosmode,
 268                  const struct smb_filename *smb_fname,
 269                  const char *inherit_from_dir);
 270 uint32 dos_mode_msdfs(connection_struct *conn,
 271                       const struct smb_filename *smb_fname);
 272 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 273 uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 274 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 275                      uint32 dosmode, const char *parent_dir, bool newfile);
 276 NTSTATUS file_set_sparse(connection_struct *conn,
 277                          struct files_struct *fsp,
 278                          bool sparse);
 279 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 280                 struct smb_file_time *ft);
 281 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 282 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 283                                struct timespec mtime);
 284
 285 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 286                                 const struct smb_filename *smb_fname,
 287                                 struct timespec create_time);
 288
 289 struct timespec get_create_timespec(connection_struct *conn,
 290                                 struct files_struct *fsp,
 291                                 const struct smb_filename *smb_fname);
 292
 293 struct timespec get_change_timespec(connection_struct *conn,
 294                                 struct files_struct *fsp,
 295                                 const struct smb_filename *smb_fname);
 296
 297 /* The following definitions come from smbd/error.c  */
 298
 299 bool use_nt_status(void);
 300 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 301 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 302 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 303                     int line, const char *file);
 304 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 305                     int line, const char *file);
 306 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 307                       NTSTATUS status, int line, const char *file);
 308 void reply_openerror(struct smb_request *req, NTSTATUS status);
 309
 310 /* The following definitions come from smbd/file_access.c  */
 311
 312 bool can_delete_file_in_directory(connection_struct *conn,
 313                                   const struct smb_filename *smb_fname);
 314 bool can_write_to_file(connection_struct *conn,
 315                        const struct smb_filename *smb_fname);
 316 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 317 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
 318
 319 /* The following definitions come from smbd/fileio.c  */
 320
 321 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 322 void update_write_time_handler(struct event_context *ctx,
 323                                       struct timed_event *te,
 324                                       struct timeval now,
 325                                       void *private_data);
 326 void trigger_write_time_update(struct files_struct *fsp);
 327 void trigger_write_time_update_immediate(struct files_struct *fsp);
 328 ssize_t write_file(struct smb_request *req,
 329                         files_struct *fsp,
 330                         const char *data,
 331                         off_t pos,
 332                         size_t n);
 333 void delete_write_cache(files_struct *fsp);
 334 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 335 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 336 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 337 int fsp_stat(files_struct *fsp);
 338
 339 /* The following definitions come from smbd/filename.c  */
 340
 341 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 342                       connection_struct *conn,
 343                       const char *orig_path,
 344                       struct smb_filename **smb_fname,
 345                       uint32_t ucf_flags);
 346 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
 347 NTSTATUS check_name(connection_struct *conn, const char *name);
 348 int get_real_filename(connection_struct *conn, const char *path,
 349                       const char *name, TALLOC_CTX *mem_ctx,
 350                       char **found_name);
 351 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 352                         connection_struct *conn,
 353                         bool dfs_path,
 354                         const char *name_in,
 355                         uint32_t ucf_flags,
 356                         bool *ppath_contains_wcard,
 357                         struct smb_filename **pp_smb_fname);
 358 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 359                         connection_struct *conn,
 360                         struct smb_request *smbreq,
 361                         const char *name_in,
 362                         uint32_t ucf_flags,
 363                         bool *ppath_contains_wcard,
 364                         struct smb_filename **pp_smb_fname);
 365
 366 /* The following definitions come from smbd/files.c  */
 367
 368 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 369                   files_struct **result);
 370 void file_close_conn(connection_struct *conn);
 371 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
 372                     int vuid);
 373 bool file_init(struct smbd_server_connection *sconn);
 374 void file_close_user(struct smbd_server_connection *sconn, int vuid);
 375 struct files_struct *files_forall(
 376         struct smbd_server_connection *sconn,
 377         struct files_struct *(*fn)(struct files_struct *fsp,
 378                                    void *private_data),
 379         void *private_data);
 380 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 381 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 382                             struct file_id id, unsigned long gen_id);
 383 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 384                                  struct file_id id);
 385 files_struct *file_find_di_next(files_struct *start_fsp);
 386 bool file_find_subpath(files_struct *dir_fsp);
 387 void file_sync_all(connection_struct *conn);
 388 void file_free(struct smb_request *req, files_struct *fsp);
 389 files_struct *file_fsp(struct smb_request *req, uint16 fid);
 390 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 391                       uint32 access_mask, uint32 share_access,
 392                       uint32 create_options, files_struct *to);
 393 NTSTATUS file_name_hash(connection_struct *conn,
 394                         const char *name, uint32_t *p_name_hash);
 395 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 396                            const struct smb_filename *smb_fname_in);
 397
 398 /* The following definitions come from smbd/ipc.c  */
 399
 400 void send_trans_reply(connection_struct *conn,
 401                       struct smb_request *req,
 402                       char *rparam, int rparam_len,
 403                       char *rdata, int rdata_len,
 404                       bool buffer_too_large);
 405 void reply_trans(struct smb_request *req);
 406 void reply_transs(struct smb_request *req);
 407
 408 /* The following definitions come from smbd/lanman.c  */
 409
 410 void api_reply(connection_struct *conn, uint16 vuid,
 411                struct smb_request *req,
 412                char *data, char *params,
 413                int tdscnt, int tpscnt,
 414                int mdrcnt, int mprcnt);
 415
 416 /* The following definitions come from smbd/mangle.c  */
 417
 418 void mangle_reset_cache(void);
 419 void mangle_change_to_posix(void);
 420 bool mangle_is_mangled(const char *s, const struct share_params *p);
 421 bool mangle_is_8_3(const char *fname, bool check_case,
 422                    const struct share_params *p);
 423 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 424                              const struct share_params *p);
 425 bool mangle_must_mangle(const char *fname,
 426                    const struct share_params *p);
 427 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 428                         const char *in,
 429                         char **out, /* talloced on the given context. */
 430                         const struct share_params *p);
 431 bool name_to_8_3(const char *in,
 432                 char out[13],
 433                 bool cache83,
 434                 const struct share_params *p);
 435
 436 /* The following definitions come from smbd/mangle_hash.c  */
 437
 438 const struct mangle_fns *mangle_hash_init(void);
 439
 440 /* The following definitions come from smbd/mangle_hash2.c  */
 441
 442 const struct mangle_fns *mangle_hash2_init(void);
 443 const struct mangle_fns *posix_mangle_init(void);
 444
 445 /* The following definitions come from smbd/message.c  */
 446
 447 void reply_sends(struct smb_request *req);
 448 void reply_sendstrt(struct smb_request *req);
 449 void reply_sendtxt(struct smb_request *req);
 450 void reply_sendend(struct smb_request *req);
 451
 452 /* The following definitions come from smbd/msdfs.c  */
 453
 454 bool is_msdfs_link(connection_struct *conn,
 455                 const char *path,
 456                 SMB_STRUCT_STAT *sbufp);
 457 struct junction_map;
 458 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 459                         const char *dfs_path,
 460                         struct smbd_server_connection *sconn,
 461                         struct junction_map *jucn,
 462                         int *consumedcntp,
 463                         bool *self_referralp);
 464 int setup_dfs_referral(connection_struct *orig_conn,
 465                         const char *dfs_path,
 466                         int max_referral_level,
 467                         char **ppdata, NTSTATUS *pstatus);
 468 bool create_junction(TALLOC_CTX *ctx,
 469                 const char *dfs_path,
 470                 bool allow_broken_path,
 471                 struct junction_map *jucn);
 472 bool create_msdfs_link(const struct junction_map *jucn);
 473 bool remove_msdfs_link(const struct junction_map *jucn);
 474 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 475 NTSTATUS resolve_dfspath(TALLOC_CTX *ctx,
 476                         connection_struct *conn,
 477                         bool dfs_pathnames,
 478                         const char *name_in,
 479                         char **pp_name_out);
 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                                 char **pp_name_out,
 486                                 bool *ppath_contains_wcard);
 487 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 488                                 struct smbd_server_connection *sconn,
 489                                 connection_struct **pconn,
 490                                 int snum,
 491                                 const char *path,
 492                                 const struct auth_session_info *session_info,
 493                                 char **poldcwd);
 494
 495 /* The following definitions come from smbd/negprot.c  */
 496
 497 void reply_negprot(struct smb_request *req);
 498
 499 /* The following definitions come from smbd/notify.c  */
 500
 501 void change_notify_reply(struct smb_request *req,
 502                          NTSTATUS error_code,
 503                          uint32_t max_param,
 504                          struct notify_change_buf *notify_buf,
 505                          void (*reply_fn)(struct smb_request *req,
 506                                           NTSTATUS error_code,
 507                                           uint8_t *buf, size_t len));
 508 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
 509                               bool recursive);
 510 NTSTATUS change_notify_add_request(struct smb_request *req,
 511                                 uint32 max_param,
 512                                 uint32 filter, bool recursive,
 513                                 struct files_struct *fsp,
 514                                 void (*reply_fn)(struct smb_request *req,
 515                                         NTSTATUS error_code,
 516                                         uint8_t *buf, size_t len));
 517 void remove_pending_change_notify_requests_by_mid(
 518         struct smbd_server_connection *sconn, uint64_t mid);
 519 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 520                                                   NTSTATUS status);
 521 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
 522                   const char *path);
 523 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
 524 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 525                                                      struct event_context *ev);
 526
 527 /* The following definitions come from smbd/notify_inotify.c  */
 528
 529 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
 530                        const char *path,
 531                        uint32_t *filter,
 532                        uint32_t *subdir_filter,
 533                        void (*callback)(struct sys_notify_context *ctx,
 534                                         void *private_data,
 535                                         struct notify_event *ev),
 536                        void *private_data,
 537                        void *handle_p);
 538
 539 /* The following definitions come from smbd/notify_internal.c  */
 540
 541 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 542                                    struct messaging_context *messaging_ctx,
 543                                    struct event_context *ev);
 544 bool notify_internal_parent_init(TALLOC_CTX *mem_ctx);
 545 NTSTATUS notify_add(struct notify_context *notify, connection_struct *conn,
 546                     struct notify_entry *e0,
 547                     void (*callback)(void *, const struct notify_event *),
 548                     void *private_data);
 549 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 550 NTSTATUS notify_remove_onelevel(struct notify_context *notify,
 551                                 const struct file_id *fid,
 552                                 void *private_data);
 553 void notify_onelevel(struct notify_context *notify, uint32_t action,
 554                      uint32_t filter, struct file_id fid, const char *name);
 555 void notify_trigger(struct notify_context *notify,
 556                     uint32_t action, uint32_t filter, const char *path);
 557
 558 /* The following definitions come from smbd/ntquotas.c  */
 559
 560 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 561 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 562 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 563 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 564
 565 /* The following definitions come from smbd/nttrans.c  */
 566
 567 void reply_ntcreate_and_X(struct smb_request *req);
 568 NTSTATUS set_sd(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 569                        uint32_t security_info_sent);
 570 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 571 void reply_ntcancel(struct smb_request *req);
 572 void reply_ntrename(struct smb_request *req);
 573 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 574                                         TALLOC_CTX *mem_ctx,
 575                                         files_struct *fsp,
 576                                         uint32_t security_info_wanted,
 577                                         uint32_t max_data_count,
 578                                         uint8_t **ppmarshalled_sd,
 579                                         size_t *psd_size);
 580 void reply_nttrans(struct smb_request *req);
 581 void reply_nttranss(struct smb_request *req);
 582
 583 /* The following definitions come from smbd/open.c  */
 584
 585 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 586                                 const struct smb_filename *smb_fname,
 587                                 uint32_t access_mask);
 588 NTSTATUS fd_close(files_struct *fsp);
 589 void change_file_owner_to_parent(connection_struct *conn,
 590                                  const char *inherit_from_dir,
 591                                  files_struct *fsp);
 592 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 593                                     const char *inherit_from_dir,
 594                                     const char *fname,
 595                                     SMB_STRUCT_STAT *psbuf);
 596 bool is_stat_open(uint32 access_mask);
 597 bool request_timed_out(struct timeval request_time,
 598                        struct timeval timeout);
 599 bool open_match_attributes(connection_struct *conn,
 600                            uint32 old_dos_attr,
 601                            uint32 new_dos_attr,
 602                            mode_t existing_unx_mode,
 603                            mode_t new_unx_mode,
 604                            mode_t *returned_unx_mode);
 605 NTSTATUS fcb_or_dos_open(struct smb_request *req,
 606                          connection_struct *conn,
 607                          files_struct *fsp_to_dup_into,
 608                          const struct smb_filename *smb_fname,
 609                          struct file_id id,
 610                          uint16 file_pid,
 611                          uint16 vuid,
 612                          uint32 access_mask,
 613                          uint32 share_access,
 614                          uint32 create_options);
 615 void remove_deferred_open_entry(struct file_id id, uint64_t mid,
 616                                 struct server_id pid);
 617 NTSTATUS open_file_fchmod(connection_struct *conn,
 618                           struct smb_filename *smb_fname,
 619                           files_struct **result);
 620 bool check_same_stat(const SMB_STRUCT_STAT *sbuf1,
 621                         const SMB_STRUCT_STAT *sbuf2);
 622 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 623                           struct smb_filename *smb_dname);
 624 void msg_file_was_renamed(struct messaging_context *msg,
 625                           void *private_data,
 626                           uint32_t msg_type,
 627                           struct server_id server_id,
 628                           DATA_BLOB *data);
 629 NTSTATUS open_streams_for_delete(connection_struct *conn,
 630                                  const char *fname);
 631 NTSTATUS create_file_default(connection_struct *conn,
 632                              struct smb_request *req,
 633                              uint16_t root_dir_fid,
 634                              struct smb_filename * smb_fname,
 635                              uint32_t access_mask,
 636                              uint32_t share_access,
 637                              uint32_t create_disposition,
 638                              uint32_t create_options,
 639                              uint32_t file_attributes,
 640                              uint32_t oplock_request,
 641                              uint64_t allocation_size,
 642                              uint32_t private_flags,
 643                              struct security_descriptor *sd,
 644                              struct ea_list *ea_list,
 645
 646                              files_struct **result,
 647                              int *pinfo);
 648 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 649                                    struct smb_request *req,
 650                                    uint16_t root_dir_fid,
 651                                    const struct smb_filename *smb_fname,
 652                                    struct smb_filename **smb_fname_out);
 653
 654 /* The following definitions come from smbd/oplock.c  */
 655
 656 int32 get_number_of_exclusive_open_oplocks(void);
 657 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 658 bool set_file_oplock(files_struct *fsp, int oplock_type);
 659 void release_file_oplock(files_struct *fsp);
 660 bool remove_oplock(files_struct *fsp);
 661 bool downgrade_oplock(files_struct *fsp);
 662 bool should_notify_deferred_opens(void);
 663 void break_level2_to_none_async(files_struct *fsp);
 664 void reply_to_oplock_break_requests(files_struct *fsp);
 665 void contend_level2_oplocks_begin(files_struct *fsp,
 666                                   enum level2_contention_type type);
 667 void contend_level2_oplocks_end(files_struct *fsp,
 668                                 enum level2_contention_type type);
 669 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 670                                   enum level2_contention_type type);
 671 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 672                                 enum level2_contention_type type);
 673 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 674 void message_to_share_mode_entry(struct share_mode_entry *e, char *msg);
 675 bool init_oplocks(struct smbd_server_connection *sconn);
 676 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 677
 678 /* The following definitions come from smbd/oplock_irix.c  */
 679
 680 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 681
 682 /* The following definitions come from smbd/oplock_linux.c  */
 683
 684 void linux_set_lease_capability(void);
 685 int linux_set_lease_sighandler(int fd);
 686 int linux_setlease(int fd, int leasetype);
 687 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 688
 689 /* The following definitions come from smbd/oplock_onefs.c  */
 690
 691 struct kernel_oplocks *onefs_init_kernel_oplocks(struct smbd_server_connection *sconn);
 692
 693 /* The following definitions come from smbd/password.c  */
 694
 695 user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 696                                    uint16 vuid);
 697 bool is_partial_auth_vuid(struct smbd_server_connection *sconn, uint16 vuid);
 698 user_struct *get_partial_auth_user_struct(struct smbd_server_connection *sconn,
 699                                           uint16 vuid);
 700 void invalidate_vuid(struct smbd_server_connection *sconn, uint16 vuid);
 701 void invalidate_all_vuids(struct smbd_server_connection *sconn);
 702 int register_initial_vuid(struct smbd_server_connection *sconn);
 703 int register_homes_share(const char *username);
 704 int register_existing_vuid(struct smbd_server_connection *sconn,
 705                         uint16 vuid,
 706                         struct auth_session_info *session_info,
 707                         DATA_BLOB response_blob);
 708
 709 /* The following definitions come from smbd/pipes.c  */
 710
 711 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 712                       struct files_struct **pfsp);
 713 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 714 void reply_pipe_write(struct smb_request *req);
 715 void reply_pipe_write_and_X(struct smb_request *req);
 716 void reply_pipe_read_and_X(struct smb_request *req);
 717
 718 /* The following definitions come from smbd/posix_acls.c  */
 719
 720 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 721 bool nt4_compatible_acls(void);
 722 uint32_t map_canon_ace_perms(int snum,
 723                                 enum security_ace_type *pacl_type,
 724                                 mode_t perms,
 725                                 bool directory_ace);
 726 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
 727 bool current_user_in_group(connection_struct *conn, gid_t gid);
 728 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 729 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 730                            struct security_descriptor **ppdesc);
 731 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 732                           uint32_t security_info, struct security_descriptor **ppdesc);
 733 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 734 NTSTATUS append_parent_acl(files_struct *fsp,
 735                                 const struct security_descriptor *pcsd,
 736                                 struct security_descriptor **pp_new_sd);
 737 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
 738 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 739 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 740 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 741                        const char *name, mode_t mode);
 742 int fchmod_acl(files_struct *fsp, mode_t mode);
 743 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 744                                 const SMB_STRUCT_STAT *psbuf,
 745                                 uint16 num_def_acls, const char *pdata);
 746 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
 747 struct security_descriptor *get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname);
 748 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 749                                         const char *name,
 750                                         SMB_STRUCT_STAT *psbuf,
 751                                         struct security_descriptor **ppdesc);
 752
 753 /* The following definitions come from smbd/process.c  */
 754
 755 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 756 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 757 bool srv_send_smb(struct smbd_server_connection *sconn, char *buffer,
 758                   bool no_signing, uint32_t seqnum,
 759                   bool do_encrypt,
 760                   struct smb_perfcount_data *pcd);
 761 int srv_set_message(char *buf,
 762                         int num_words,
 763                         int num_bytes,
 764                         bool zero);
 765 void remove_deferred_open_message_smb(struct smbd_server_connection *sconn,
 766                                       uint64_t mid);
 767 void schedule_deferred_open_message_smb(struct smbd_server_connection *sconn,
 768                                         uint64_t mid);
 769 bool open_was_deferred(struct smbd_server_connection *sconn, uint64_t mid);
 770 bool get_deferred_open_message_state(struct smb_request *smbreq,
 771                                 struct timeval *p_request_time,
 772                                 void **pp_state);
 773 bool push_deferred_open_message_smb(struct smb_request *req,
 774                                 struct timeval request_time,
 775                                 struct timeval timeout,
 776                                 struct file_id id,
 777                                 char *private_data,
 778                                 size_t priv_len);
 779 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 780 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
 781 void smb_request_done(struct smb_request *req);
 782 const char *smb_fn_name(int type);
 783 void add_to_common_flags2(uint32 v);
 784 void remove_from_common_flags2(uint32 v);
 785 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 786 bool smb1_is_chain(const uint8_t *buf);
 787 bool smb1_walk_chain(const uint8_t *buf,
 788                      bool (*fn)(uint8_t cmd,
 789                                 uint8_t wct, const uint16_t *vwv,
 790                                 uint16_t num_bytes, const uint8_t *bytes,
 791                                 void *private_data),
 792                      void *private_data);
 793 unsigned smb1_chain_length(const uint8_t *buf);
 794 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 795                       struct smbd_server_connection *sconn,
 796                       bool encrypted, uint32_t seqnum,
 797                       struct smb_request ***reqs, unsigned *num_reqs);
 798 bool req_is_in_chain(struct smb_request *req);
 799 void smbd_process(struct tevent_context *ev_ctx,
 800                   struct smbd_server_connection *sconn);
 801 bool fork_echo_handler(struct smbd_server_connection *sconn);
 802
 803 /* The following definitions come from smbd/quotas.c  */
 804
 805 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 806 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 807 bool disk_quotas(const char *path,
 808                 uint64_t *bsize,
 809                 uint64_t *dfree,
 810                 uint64_t *dsize);
 811 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, 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_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 815 bool disk_quotas(const 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
 818 /* The following definitions come from smbd/reply.c  */
 819
 820 NTSTATUS check_path_syntax(char *path);
 821 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 822 NTSTATUS check_path_syntax_posix(char *path);
 823 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 824                         const char *inbuf,
 825                         uint16 smb_flags2,
 826                         char **pp_dest,
 827                         const char *src,
 828                         size_t src_len,
 829                         int flags,
 830                         NTSTATUS *err,
 831                         bool *contains_wcard);
 832 size_t srvstr_get_path(TALLOC_CTX *ctx,
 833                         const char *inbuf,
 834                         uint16 smb_flags2,
 835                         char **pp_dest,
 836                         const char *src,
 837                         size_t src_len,
 838                         int flags,
 839                         NTSTATUS *err);
 840 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 841                                  char **pp_dest, const char *src, int flags,
 842                                  NTSTATUS *err, bool *contains_wcard);
 843 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 844                            char **pp_dest, const char *src, int flags,
 845                            NTSTATUS *err);
 846 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 847                     files_struct *fsp);
 848 bool check_fsp(connection_struct *conn, struct smb_request *req,
 849                files_struct *fsp);
 850 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 851                               files_struct *fsp);
 852 void reply_special(struct smbd_server_connection *sconn, char *inbuf, size_t inbuf_len);
 853 void reply_tcon(struct smb_request *req);
 854 void reply_tcon_and_X(struct smb_request *req);
 855 void reply_unknown_new(struct smb_request *req, uint8 type);
 856 void reply_ioctl(struct smb_request *req);
 857 void reply_checkpath(struct smb_request *req);
 858 void reply_getatr(struct smb_request *req);
 859 void reply_setatr(struct smb_request *req);
 860 void reply_dskattr(struct smb_request *req);
 861 void reply_search(struct smb_request *req);
 862 void reply_fclose(struct smb_request *req);
 863 void reply_open(struct smb_request *req);
 864 void reply_open_and_X(struct smb_request *req);
 865 void reply_ulogoffX(struct smb_request *req);
 866 void reply_mknew(struct smb_request *req);
 867 void reply_ctemp(struct smb_request *req);
 868 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 869                           uint32 dirtype, struct smb_filename *smb_fname,
 870                           bool has_wild);
 871 void reply_unlink(struct smb_request *req);
 872 ssize_t fake_sendfile(files_struct *fsp, off_t startpos, size_t nread);
 873 void sendfile_short_send(files_struct *fsp,
 874                                 ssize_t nread,
 875                                 size_t headersize,
 876                                 size_t smb_maxcnt);
 877 void reply_readbraw(struct smb_request *req);
 878 void reply_lockread(struct smb_request *req);
 879 void reply_read(struct smb_request *req);
 880 void reply_read_and_X(struct smb_request *req);
 881 void error_to_writebrawerr(struct smb_request *req);
 882 void reply_writebraw(struct smb_request *req);
 883 void reply_writeunlock(struct smb_request *req);
 884 void reply_write(struct smb_request *req);
 885 bool is_valid_writeX_buffer(struct smbd_server_connection *sconn,
 886                             const uint8_t *inbuf);
 887 void reply_write_and_X(struct smb_request *req);
 888 void reply_lseek(struct smb_request *req);
 889 void reply_flush(struct smb_request *req);
 890 void reply_exit(struct smb_request *req);
 891 void reply_close(struct smb_request *req);
 892 void reply_writeclose(struct smb_request *req);
 893 void reply_lock(struct smb_request *req);
 894 void reply_unlock(struct smb_request *req);
 895 void reply_tdis(struct smb_request *req);
 896 void reply_echo(struct smb_request *req);
 897 void reply_printopen(struct smb_request *req);
 898 void reply_printclose(struct smb_request *req);
 899 void reply_printqueue(struct smb_request *req);
 900 void reply_printwrite(struct smb_request *req);
 901 void reply_mkdir(struct smb_request *req);
 902 void reply_rmdir(struct smb_request *req);
 903 NTSTATUS rename_internals_fsp(connection_struct *conn,
 904                         files_struct *fsp,
 905                         const struct smb_filename *smb_fname_dst_in,
 906                         uint32 attrs,
 907                         bool replace_if_exists);
 908 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 909                         connection_struct *conn,
 910                         struct smb_request *req,
 911                         struct smb_filename *smb_fname_src,
 912                         struct smb_filename *smb_fname_dst,
 913                         uint32 attrs,
 914                         bool replace_if_exists,
 915                         bool src_has_wild,
 916                         bool dest_has_wild,
 917                         uint32_t access_mask);
 918 void reply_mv(struct smb_request *req);
 919 NTSTATUS copy_file(TALLOC_CTX *ctx,
 920                         connection_struct *conn,
 921                         struct smb_filename *smb_fname_src,
 922                         struct smb_filename *smb_fname_dst,
 923                         int ofun,
 924                         int count,
 925                         bool target_is_directory);
 926 void reply_copy(struct smb_request *req);
 927 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 928                     bool large_file_format);
 929 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 930                         bool large_file_format);
 931 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 932                          bool large_file_format, bool *err);
 933 void reply_lockingX(struct smb_request *req);
 934 void reply_readbmpx(struct smb_request *req);
 935 void reply_readbs(struct smb_request *req);
 936 void reply_setattrE(struct smb_request *req);
 937 void reply_writebmpx(struct smb_request *req);
 938 void reply_writebs(struct smb_request *req);
 939 void reply_getattrE(struct smb_request *req);
 940
 941 /* The following definitions come from smbd/seal.c  */
 942
 943 bool is_encrypted_packet(struct smbd_server_connection *sconn,
 944                          const uint8_t *inbuf);
 945 void srv_free_enc_buffer(struct smbd_server_connection *sconn, char *buf);
 946 NTSTATUS srv_decrypt_buffer(struct smbd_server_connection *sconn, char *buf);
 947 NTSTATUS srv_encrypt_buffer(struct smbd_server_connection *sconn, char *buf,
 948                             char **buf_out);
 949 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 950                                         unsigned char **ppdata,
 951                                         size_t *p_data_size,
 952                                         unsigned char **pparam,
 953                                         size_t *p_param_size);
 954 NTSTATUS srv_encryption_start(connection_struct *conn);
 955 void server_encryption_shutdown(struct smbd_server_connection *sconn);
 956
 957 /* The following definitions come from smbd/sec_ctx.c  */
 958
 959 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 960 bool push_sec_ctx(void);
 961 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 962 void set_root_sec_ctx(void);
 963 bool pop_sec_ctx(void);
 964 void init_sec_ctx(void);
 965
 966 /* The following definitions come from smbd/server.c  */
 967
 968 struct memcache *smbd_memcache(void);
 969 void delete_and_reload_printers(struct tevent_context *ev,
 970                                 struct messaging_context *msg_ctx);
 971 bool reload_services(struct smbd_server_connection *sconn,
 972                      bool (*snumused) (struct smbd_server_connection *, int),
 973                      bool test);
 974 void exit_server(const char *const explanation);
 975 void exit_server_cleanly(const char *const explanation);
 976 NTSTATUS messaging_send_to_children(struct messaging_context *msg_ctx,
 977                                     uint32_t msg_type, DATA_BLOB* data);
 978
 979 /* The following definitions come from smbd/service.c  */
 980
 981 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 982 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
 983 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
 984 void load_registry_shares(void);
 985 int add_home_service(const char *service, const char *username, const char *homedir);
 986 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
 987 struct smbd_smb2_tcon;
 988 connection_struct *make_connection_smb2(struct smbd_server_connection *sconn,
 989                                         struct smbd_smb2_tcon *tcon,
 990                                         user_struct *vuser,
 991                                         const char *pdev,
 992                                         NTSTATUS *pstatus);
 993 connection_struct *make_connection(struct smbd_server_connection *sconn,
 994                                    const char *service_in,
 995                                    const char *pdev, uint16 vuid,
 996                                    NTSTATUS *status);
 997 void close_cnum(connection_struct *conn, uint16 vuid);
 998
 999 /* The following definitions come from smbd/session.c  */
1000 struct sessionid;
1001 bool session_init(void);
1002 bool session_claim(struct smbd_server_connection *sconn, user_struct *vuser);
1003 void session_yield(user_struct *vuser);
1004 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1005
1006 /* The following definitions come from smbd/sesssetup.c  */
1007
1008 void reply_sesssetup_and_X(struct smb_request *req);
1009
1010 /* The following definitions come from smbd/share_access.c  */
1011
1012 bool token_contains_name_in_list(const char *username,
1013                                  const char *domain,
1014                                  const char *sharename,
1015                                  const struct security_token *token,
1016                                  const char **list);
1017 bool user_ok_token(const char *username, const char *domain,
1018                    const struct security_token *token, int snum);
1019 bool is_share_read_only_for_token(const char *username,
1020                                   const char *domain,
1021                                   const struct security_token *token,
1022                                   connection_struct *conn);
1023
1024 /* The following definitions come from smbd/srvstr.c  */
1025
1026 size_t srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1027                       const char *src, int dest_len, int flags);
1028 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1029
1030 /* The following definitions come from smbd/statcache.c  */
1031
1032 void stat_cache_add( const char *full_orig_name,
1033                 char *translated_path,
1034                 bool case_sensitive);
1035 bool stat_cache_lookup(connection_struct *conn,
1036                         bool posix_paths,
1037                         char **pp_name,
1038                         char **pp_dirpath,
1039                         char **pp_start,
1040                         SMB_STRUCT_STAT *pst);
1041 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1042                                     const char *name);
1043 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1044                                     const char *name);
1045 void stat_cache_delete(const char *name);
1046 #if BUILD_TDB2
1047 struct tdb_data;
1048 unsigned int fast_string_hash(struct tdb_data *key);
1049 #else
1050 struct TDB_DATA;
1051 unsigned int fast_string_hash(struct TDB_DATA *key);
1052 #endif
1053 bool reset_stat_cache( void );
1054
1055 /* The following definitions come from smbd/statvfs.c  */
1056
1057 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1058
1059 /* The following definitions come from smbd/trans2.c  */
1060
1061 NTSTATUS check_access(connection_struct *conn,
1062                                 files_struct *fsp,
1063                                 const struct smb_filename *smb_fname,
1064                                 uint32_t access_mask);
1065 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1066 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1067 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1068                       files_struct *fsp, const char *fname,
1069                       const char *ea_name, struct ea_struct *pea);
1070 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1071                                 files_struct *fsp, const char *fname,
1072                                 char ***pnames, size_t *pnum_names);
1073 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1074                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1075 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1076 void send_trans2_replies(connection_struct *conn,
1077                         struct smb_request *req,
1078                          const char *params,
1079                          int paramsize,
1080                          const char *pdata,
1081                          int datasize,
1082                          int max_data_bytes);
1083 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1084 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1085                 connection_struct *conn,
1086                 struct smb_request *req,
1087                 bool overwrite_if_exists,
1088                 const struct smb_filename *smb_fname_old,
1089                 struct smb_filename *smb_fname_new);
1090 NTSTATUS smb_set_file_time(connection_struct *conn,
1091                            files_struct *fsp,
1092                            const struct smb_filename *smb_fname,
1093                            struct smb_file_time *ft,
1094                            bool setting_write_time);
1095 void reply_findclose(struct smb_request *req);
1096 void reply_findnclose(struct smb_request *req);
1097 void reply_trans2(struct smb_request *req);
1098 void reply_transs2(struct smb_request *req);
1099
1100 /* The following definitions come from smbd/uid.c  */
1101
1102 bool change_to_guest(void);
1103 bool change_to_user(connection_struct *conn, uint16 vuid);
1104 bool change_to_root_user(void);
1105 bool smbd_change_to_root_user(void);
1106 bool become_authenticated_pipe_user(struct auth_session_info *session_info);
1107 bool unbecome_authenticated_pipe_user(void);
1108 void become_root(void);
1109 void unbecome_root(void);
1110 void smbd_become_root(void);
1111 void smbd_unbecome_root(void);
1112 bool become_user(connection_struct *conn, uint16 vuid);
1113 bool become_user_by_session(connection_struct *conn,
1114                             const struct auth_session_info *session_info);
1115 bool unbecome_user(void);
1116 uid_t get_current_uid(connection_struct *conn);
1117 gid_t get_current_gid(connection_struct *conn);
1118 const struct security_unix_token *get_current_utok(connection_struct *conn);
1119 const struct security_token *get_current_nttok(connection_struct *conn);
1120 uint16_t get_current_vuid(connection_struct *conn);
1121
1122 /* The following definitions come from smbd/utmp.c  */
1123
1124 void sys_utmp_claim(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_yield(const char *username, const char *hostname,
1131                         const char *ip_addr_str,
1132                         const char *id_str, int id_num);
1133 void sys_utmp_claim(const char *username, const char *hostname,
1134                         const char *ip_addr_str,
1135                         const char *id_str, int id_num);
1136
1137 /* The following definitions come from smbd/vfs.c  */
1138
1139 NTSTATUS smb_register_vfs(int version, const char *name,
1140                           const struct vfs_fn_pointers *fns);
1141 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1142 void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
1143                                    files_struct *fsp, size_t ext_size,
1144                                    void (*destroy_fn)(void *p_data));
1145 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1146 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1147 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1148 bool smbd_vfs_init(connection_struct *conn);
1149 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1150 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1151 ssize_t vfs_pread_data(files_struct *fsp, char *buf,
1152                 size_t byte_count, off_t offset);
1153 ssize_t vfs_write_data(struct smb_request *req,
1154                         files_struct *fsp,
1155                         const char *buffer,
1156                         size_t N);
1157 ssize_t vfs_pwrite_data(struct smb_request *req,
1158                         files_struct *fsp,
1159                         const char *buffer,
1160                         size_t N,
1161                         off_t offset);
1162 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1163 int vfs_set_filelen(files_struct *fsp, off_t len);
1164 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1165 int vfs_fill_sparse(files_struct *fsp, off_t len);
1166 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1167 const char *vfs_readdirname(connection_struct *conn, void *p,
1168                             SMB_STRUCT_STAT *sbuf, char **talloced);
1169 int vfs_ChDir(connection_struct *conn, const char *path);
1170 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1171 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1172 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1173                         const char *fname,
1174                         struct smb_request *smbreq);
1175 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1176                        SMB_STRUCT_STAT *psbuf);
1177 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1178                         SMB_STRUCT_STAT *psbuf);
1179 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1180 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1181 NTSTATUS vfs_streaminfo(connection_struct *conn,
1182                         struct files_struct *fsp,
1183                         const char *fname,
1184                         TALLOC_CTX *mem_ctx,
1185                         unsigned int *num_streams,
1186                         struct stream_struct **streams);
1187
1188 /* The following definitions come from smbd/avahi_register.c */
1189
1190 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1191                            uint16_t port);
1192
1193 #endif /* _SMBD_PROTO_H_ */