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 struct aio_extra;
  68 bool aio_write_through_requested(struct aio_extra *aio_ex);
  69 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  70                              struct smb_request *req,
  71                              files_struct *fsp, off_t startpos,
  72                              size_t smb_maxcnt);
  73 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  74                               struct smb_request *req,
  75                               files_struct *fsp, const char *data,
  76                               off_t startpos,
  77                               size_t numtowrite);
  78 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  79                                 struct smb_request *smbreq,
  80                                 files_struct *fsp,
  81                                 TALLOC_CTX *ctx,
  82                                 DATA_BLOB *preadbuf,
  83                                 off_t startpos,
  84                                 size_t smb_maxcnt);
  85 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  86                                 struct smb_request *smbreq,
  87                                 files_struct *fsp,
  88                                 uint64_t in_offset,
  89                                 DATA_BLOB in_data,
  90                                 bool write_through);
  91 bool cancel_smb2_aio(struct smb_request *smbreq);
  92
  93 /* The following definitions come from smbd/blocking.c  */
  94
  95 void brl_timeout_fn(struct event_context *event_ctx,
  96                 struct timed_event *te,
  97                 struct timeval now,
  98                 void *private_data);
  99 struct timeval timeval_brl_min(const struct timeval *tv1,
 100                         const struct timeval *tv2);
 101 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 102 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 103                 struct smb_request *req,
 104                 files_struct *fsp,
 105                 int lock_timeout,
 106                 int lock_num,
 107                 uint64_t smblctx,
 108                 enum brl_type lock_type,
 109                 enum brl_flavour lock_flav,
 110                 uint64_t offset,
 111                 uint64_t count,
 112                 uint64_t blocking_smblctx);
 113 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 114                         struct byte_range_lock *br_lck,
 115                         enum file_close_type close_type);
 116 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 117                         struct byte_range_lock *br_lck,
 118                         enum file_close_type close_type);
 119 void remove_pending_lock_requests_by_mid_smb1(
 120         struct smbd_server_connection *sconn, uint64_t mid);
 121 bool blocking_lock_was_deferred_smb1(
 122         struct smbd_server_connection *sconn, uint64_t mid);
 123 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 124                         uint64_t smblctx,
 125                         uint64_t offset,
 126                         uint64_t count,
 127                         enum brl_flavour lock_flav,
 128                         unsigned char locktype,
 129                         NTSTATUS err);
 130
 131 /* The following definitions come from smbd/close.c  */
 132
 133 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 134 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 135                     enum file_close_type close_type);
 136 void msg_close_file(struct messaging_context *msg_ctx,
 137                     void *private_data,
 138                     uint32_t msg_type,
 139                     struct server_id server_id,
 140                     DATA_BLOB *data);
 141 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 142
 143 /* The following definitions come from smbd/conn.c  */
 144
 145 int conn_num_open(struct smbd_server_connection *sconn);
 146 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 147 connection_struct *conn_new(struct smbd_server_connection *sconn);
 148 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 149 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 150 void conn_free(connection_struct *conn);
 151 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 152 void msg_force_tdis(struct messaging_context *msg,
 153                     void *private_data,
 154                     uint32_t msg_type,
 155                     struct server_id server_id,
 156                     DATA_BLOB *data);
 157
 158 /* The following definitions come from smbd/connection.c  */
 159
 160 bool yield_connection(connection_struct *conn, const char *name);
 161 int count_current_connections( const char *sharename, bool clear  );
 162 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 163 bool claim_connection(connection_struct *conn, const char *name);
 164
 165 /* The following definitions come from smbd/dfree.c  */
 166
 167 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 168 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
 169                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 170 uint64_t get_dfree_info(connection_struct *conn,
 171                         const char *path,
 172                         bool small_query,
 173                         uint64_t *bsize,
 174                         uint64_t *dfree,
 175                         uint64_t *dsize);
 176
 177 /* The following definitions come from smbd/dir.c  */
 178
 179 bool make_dir_struct(TALLOC_CTX *ctx,
 180                         char *buf,
 181                         const char *mask,
 182                         const char *fname,
 183                         off_t size,
 184                         uint32 mode,
 185                         time_t date,
 186                         bool uc);
 187 bool init_dptrs(struct smbd_server_connection *sconn);
 188 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 189 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 190 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
 191 void dptr_close(struct smbd_server_connection *sconn, int *key);
 192 void dptr_closecnum(connection_struct *conn);
 193 void dptr_idlecnum(connection_struct *conn);
 194 void dptr_closepath(struct smbd_server_connection *sconn,
 195                     char *path,uint16 spid);
 196 NTSTATUS dptr_create(connection_struct *conn,
 197                 struct smb_request *req,
 198                 files_struct *fsp,
 199                 const char *path, bool old_handle, bool expect_close,uint16 spid,
 200                 const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret);
 201 void dptr_CloseDir(files_struct *fsp);
 202 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 203 long dptr_TellDir(struct dptr_struct *dptr);
 204 bool dptr_has_wild(struct dptr_struct *dptr);
 205 int dptr_dnum(struct dptr_struct *dptr);
 206 bool dptr_get_priv(struct dptr_struct *dptr);
 207 void dptr_set_priv(struct dptr_struct *dptr);
 208 char *dptr_ReadDirName(TALLOC_CTX *ctx,
 209                         struct dptr_struct *dptr,
 210                         long *poffset,
 211                         SMB_STRUCT_STAT *pst);
 212 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 213 void dptr_DirCacheAdd(struct dptr_struct *dptr, const char *name, long offset);
 214 void dptr_init_search_op(struct dptr_struct *dptr);
 215 bool dptr_fill(struct smbd_server_connection *sconn,
 216                char *buf1,unsigned int key);
 217 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 218                                char *buf,int *num);
 219 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 220                                        int dptr_num);
 221 bool dir_check_ftype(connection_struct *conn, uint32 mode, uint32 dirtype);
 222 bool get_dir_entry(TALLOC_CTX *ctx,
 223                 struct dptr_struct *dirptr,
 224                 const char *mask,
 225                 uint32 dirtype,
 226                 char **pp_fname_out,
 227                 off_t *size,
 228                 uint32 *mode,
 229                 struct timespec *date,
 230                 bool check_descend,
 231                 bool ask_sharemode);
 232 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 233 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 234                         const char *name, const char *mask, uint32 attr);
 235 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 236                         SMB_STRUCT_STAT *sbuf, char **talloced);
 237 void RewindDir(struct smb_Dir *dirp, long *poffset);
 238 void SeekDir(struct smb_Dir *dirp, long offset);
 239 long TellDir(struct smb_Dir *dirp);
 240 void DirCacheAdd(struct smb_Dir *dirp, const char *name, long offset);
 241 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 242 NTSTATUS can_delete_directory(struct connection_struct *conn,
 243                                 const char *dirname);
 244
 245 /* The following definitions come from smbd/dmapi.c  */
 246
 247 const void *dmapi_get_current_session(void);
 248 bool dmapi_have_session(void);
 249 bool dmapi_new_session(void);
 250 bool dmapi_destroy_session(void);
 251 uint32 dmapi_file_flags(const char * const path);
 252
 253 /* The following definitions come from smbd/dnsregister.c  */
 254
 255 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 256                                   TALLOC_CTX *mem_ctx,
 257                                   uint16_t port);
 258
 259 /* The following definitions come from smbd/dosmode.c  */
 260
 261 mode_t unix_mode(connection_struct *conn, int dosmode,
 262                  const struct smb_filename *smb_fname,
 263                  const char *inherit_from_dir);
 264 uint32 dos_mode_msdfs(connection_struct *conn,
 265                       const struct smb_filename *smb_fname);
 266 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 267 uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 268 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 269                      uint32 dosmode, const char *parent_dir, bool newfile);
 270 NTSTATUS file_set_sparse(connection_struct *conn,
 271                          struct files_struct *fsp,
 272                          bool sparse);
 273 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 274                 struct smb_file_time *ft);
 275 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 276 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 277                                struct timespec mtime);
 278
 279 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 280                                 const struct smb_filename *smb_fname,
 281                                 struct timespec create_time);
 282
 283 struct timespec get_create_timespec(connection_struct *conn,
 284                                 struct files_struct *fsp,
 285                                 const struct smb_filename *smb_fname);
 286
 287 struct timespec get_change_timespec(connection_struct *conn,
 288                                 struct files_struct *fsp,
 289                                 const struct smb_filename *smb_fname);
 290
 291 /* The following definitions come from smbd/error.c  */
 292
 293 bool use_nt_status(void);
 294 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 295 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 296 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 297                     int line, const char *file);
 298 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 299                     int line, const char *file);
 300 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 301                       NTSTATUS status, int line, const char *file);
 302 void reply_openerror(struct smb_request *req, NTSTATUS status);
 303
 304 /* The following definitions come from smbd/file_access.c  */
 305
 306 bool can_delete_file_in_directory(connection_struct *conn,
 307                                   const struct smb_filename *smb_fname);
 308 bool can_write_to_file(connection_struct *conn,
 309                        const struct smb_filename *smb_fname);
 310 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 311 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
 312
 313 /* The following definitions come from smbd/fileio.c  */
 314
 315 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 316 void update_write_time_handler(struct event_context *ctx,
 317                                       struct timed_event *te,
 318                                       struct timeval now,
 319                                       void *private_data);
 320 void trigger_write_time_update(struct files_struct *fsp);
 321 void trigger_write_time_update_immediate(struct files_struct *fsp);
 322 void mark_file_modified(files_struct *fsp);
 323 ssize_t write_file(struct smb_request *req,
 324                         files_struct *fsp,
 325                         const char *data,
 326                         off_t pos,
 327                         size_t n);
 328 void delete_write_cache(files_struct *fsp);
 329 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 330 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 331 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 332 int fsp_stat(files_struct *fsp);
 333
 334 /* The following definitions come from smbd/filename.c  */
 335
 336 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 337                       connection_struct *conn,
 338                       const char *orig_path,
 339                       struct smb_filename **smb_fname,
 340                       uint32_t ucf_flags);
 341 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
 342 NTSTATUS check_name(connection_struct *conn, const char *name);
 343 int get_real_filename(connection_struct *conn, const char *path,
 344                       const char *name, TALLOC_CTX *mem_ctx,
 345                       char **found_name);
 346 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 347                         connection_struct *conn,
 348                         bool dfs_path,
 349                         const char *name_in,
 350                         uint32_t ucf_flags,
 351                         bool *ppath_contains_wcard,
 352                         struct smb_filename **pp_smb_fname);
 353 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 354                         connection_struct *conn,
 355                         struct smb_request *smbreq,
 356                         const char *name_in,
 357                         uint32_t ucf_flags,
 358                         bool *ppath_contains_wcard,
 359                         struct smb_filename **pp_smb_fname);
 360
 361 /* The following definitions come from smbd/files.c  */
 362
 363 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 364                  files_struct **result);
 365 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 366                   files_struct **result);
 367 void file_close_conn(connection_struct *conn);
 368 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
 369                     uint64_t vuid);
 370 bool file_init_global(void);
 371 bool file_init(struct smbd_server_connection *sconn);
 372 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 373 struct files_struct *files_forall(
 374         struct smbd_server_connection *sconn,
 375         struct files_struct *(*fn)(struct files_struct *fsp,
 376                                    void *private_data),
 377         void *private_data);
 378 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 379 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 380                             struct file_id id, unsigned long gen_id);
 381 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 382                                  struct file_id id);
 383 files_struct *file_find_di_next(files_struct *start_fsp);
 384 bool file_find_subpath(files_struct *dir_fsp);
 385 void file_sync_all(connection_struct *conn);
 386 void fsp_free(files_struct *fsp);
 387 void file_free(struct smb_request *req, files_struct *fsp);
 388 files_struct *file_fsp(struct smb_request *req, uint16 fid);
 389 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 390                                    uint64_t persistent_id,
 391                                    uint64_t volatile_id);
 392 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 393                       uint32 access_mask, uint32 share_access,
 394                       uint32 create_options, files_struct *to);
 395 NTSTATUS file_name_hash(connection_struct *conn,
 396                         const char *name, uint32_t *p_name_hash);
 397 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 398                            const struct smb_filename *smb_fname_in);
 399
 400 /* The following definitions come from smbd/ipc.c  */
 401
 402 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 403 void send_trans_reply(connection_struct *conn,
 404                       struct smb_request *req,
 405                       char *rparam, int rparam_len,
 406                       char *rdata, int rdata_len,
 407                       bool buffer_too_large);
 408 void reply_trans(struct smb_request *req);
 409 void reply_transs(struct smb_request *req);
 410
 411 /* The following definitions come from smbd/lanman.c  */
 412
 413 void api_reply(connection_struct *conn, uint64_t vuid,
 414                struct smb_request *req,
 415                char *data, char *params,
 416                int tdscnt, int tpscnt,
 417                int mdrcnt, int mprcnt);
 418
 419 /* The following definitions come from smbd/mangle.c  */
 420
 421 void mangle_reset_cache(void);
 422 void mangle_change_to_posix(void);
 423 bool mangle_is_mangled(const char *s, const struct share_params *p);
 424 bool mangle_is_8_3(const char *fname, bool check_case,
 425                    const struct share_params *p);
 426 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 427                              const struct share_params *p);
 428 bool mangle_must_mangle(const char *fname,
 429                    const struct share_params *p);
 430 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 431                         const char *in,
 432                         char **out, /* talloced on the given context. */
 433                         const struct share_params *p);
 434 bool name_to_8_3(const char *in,
 435                 char out[13],
 436                 bool cache83,
 437                 const struct share_params *p);
 438
 439 /* The following definitions come from smbd/mangle_hash.c  */
 440
 441 const struct mangle_fns *mangle_hash_init(void);
 442
 443 /* The following definitions come from smbd/mangle_hash2.c  */
 444
 445 const struct mangle_fns *mangle_hash2_init(void);
 446 const struct mangle_fns *posix_mangle_init(void);
 447
 448 /* The following definitions come from smbd/message.c  */
 449
 450 void reply_sends(struct smb_request *req);
 451 void reply_sendstrt(struct smb_request *req);
 452 void reply_sendtxt(struct smb_request *req);
 453 void reply_sendend(struct smb_request *req);
 454
 455 /* The following definitions come from smbd/msdfs.c  */
 456
 457 bool is_msdfs_link(connection_struct *conn,
 458                 const char *path,
 459                 SMB_STRUCT_STAT *sbufp);
 460 struct junction_map;
 461 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 462                         const char *dfs_path,
 463                         bool allow_broken_path,
 464                         struct junction_map *jucn,
 465                         int *consumedcntp,
 466                         bool *self_referralp);
 467 int setup_dfs_referral(connection_struct *orig_conn,
 468                         const char *dfs_path,
 469                         int max_referral_level,
 470                         char **ppdata, NTSTATUS *pstatus);
 471 bool create_junction(TALLOC_CTX *ctx,
 472                 const char *dfs_path,
 473                 bool allow_broken_path,
 474                 struct junction_map *jucn);
 475 bool create_msdfs_link(const struct junction_map *jucn);
 476 bool remove_msdfs_link(const struct junction_map *jucn);
 477 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 478 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 479                                 connection_struct *conn,
 480                                 bool dfs_pathnames,
 481                                 const char *name_in,
 482                                 bool allow_wcards,
 483                                 bool allow_broken_path,
 484                                 char **pp_name_out,
 485                                 bool *ppath_contains_wcard);
 486 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 487                             struct tevent_context *ev,
 488                             struct messaging_context *msg,
 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 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 502 void change_notify_reply(struct smb_request *req,
 503                          NTSTATUS error_code,
 504                          uint32_t max_param,
 505                          struct notify_change_buf *notify_buf,
 506                          void (*reply_fn)(struct smb_request *req,
 507                                           NTSTATUS error_code,
 508                                           uint8_t *buf, size_t len));
 509 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
 510                               bool recursive);
 511 NTSTATUS change_notify_add_request(struct smb_request *req,
 512                                 uint32 max_param,
 513                                 uint32 filter, bool recursive,
 514                                 struct files_struct *fsp,
 515                                 void (*reply_fn)(struct smb_request *req,
 516                                         NTSTATUS error_code,
 517                                         uint8_t *buf, size_t len));
 518 void remove_pending_change_notify_requests_by_mid(
 519         struct smbd_server_connection *sconn, uint64_t mid);
 520 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 521                                                   NTSTATUS status);
 522 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
 523                   const char *path);
 524 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
 525 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 526                                                      struct event_context *ev);
 527
 528 /* The following definitions come from smbd/notify_inotify.c  */
 529
 530 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
 531                        const char *path,
 532                        uint32_t *filter,
 533                        uint32_t *subdir_filter,
 534                        void (*callback)(struct sys_notify_context *ctx,
 535                                         void *private_data,
 536                                         struct notify_event *ev),
 537                        void *private_data,
 538                        void *handle_p);
 539
 540 /* The following definitions come from smbd/notify_internal.c  */
 541
 542 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 543                                    struct messaging_context *messaging_ctx,
 544                                    struct event_context *ev);
 545 NTSTATUS notify_add(struct notify_context *notify,
 546                     const char *path, uint32_t filter, uint32_t subdir_filter,
 547                     void (*callback)(void *, const struct notify_event *),
 548                     void *private_data);
 549 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 550 void notify_trigger(struct notify_context *notify,
 551                     uint32_t action, uint32_t filter, const char *path);
 552 void notify_walk_idx(struct notify_context *notify,
 553                      void (*fn)(const char *path,
 554                                 uint32_t *vnns, size_t num_vnns,
 555                                 void *private_data),
 556                      void *private_data);
 557 void notify_walk(struct notify_context *notify,
 558                  void (*fn)(const char *path,
 559                             struct notify_db_entry *entries,
 560                             size_t num_entries,
 561                             time_t deleted_time, void *private_data),
 562                  void *private_data);
 563 void notify_cleanup(struct notify_context *notify);
 564
 565 struct tevent_req *notify_cluster_proxy_send(
 566         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
 567         struct notify_context *notify);
 568 int notify_cluster_proxy_recv(struct tevent_req *req);
 569
 570 /* The following definitions come from smbd/ntquotas.c  */
 571
 572 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 573 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 574 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 575 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 576
 577 /* The following definitions come from smbd/nttrans.c  */
 578
 579 void reply_ntcreate_and_X(struct smb_request *req);
 580 NTSTATUS set_sd(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 581                        uint32_t security_info_sent);
 582 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 583 void reply_ntcancel(struct smb_request *req);
 584 void reply_ntrename(struct smb_request *req);
 585 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 586                                         TALLOC_CTX *mem_ctx,
 587                                         files_struct *fsp,
 588                                         uint32_t security_info_wanted,
 589                                         uint32_t max_data_count,
 590                                         uint8_t **ppmarshalled_sd,
 591                                         size_t *psd_size);
 592 void reply_nttrans(struct smb_request *req);
 593 void reply_nttranss(struct smb_request *req);
 594
 595 /* The following definitions come from smbd/open.c  */
 596
 597 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 598                                 const struct smb_filename *smb_fname,
 599                                 uint32_t access_mask);
 600 NTSTATUS fd_close(files_struct *fsp);
 601 void change_file_owner_to_parent(connection_struct *conn,
 602                                  const char *inherit_from_dir,
 603                                  files_struct *fsp);
 604 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 605                                     const char *inherit_from_dir,
 606                                     const char *fname,
 607                                     SMB_STRUCT_STAT *psbuf);
 608 bool is_stat_open(uint32 access_mask);
 609 bool open_match_attributes(connection_struct *conn,
 610                            uint32 old_dos_attr,
 611                            uint32 new_dos_attr,
 612                            mode_t existing_unx_mode,
 613                            mode_t new_unx_mode,
 614                            mode_t *returned_unx_mode);
 615 void remove_deferred_open_entry(struct file_id id, uint64_t mid,
 616                                 struct server_id pid);
 617 bool is_deferred_open_async(const void *ptr);
 618 NTSTATUS open_file_fchmod(connection_struct *conn,
 619                           struct smb_filename *smb_fname,
 620                           files_struct **result);
 621 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 622                           struct smb_filename *smb_dname);
 623 void msg_file_was_renamed(struct messaging_context *msg,
 624                           void *private_data,
 625                           uint32_t msg_type,
 626                           struct server_id server_id,
 627                           DATA_BLOB *data);
 628 NTSTATUS open_streams_for_delete(connection_struct *conn,
 629                                  const char *fname);
 630 NTSTATUS create_file_default(connection_struct *conn,
 631                              struct smb_request *req,
 632                              uint16_t root_dir_fid,
 633                              struct smb_filename * smb_fname,
 634                              uint32_t access_mask,
 635                              uint32_t share_access,
 636                              uint32_t create_disposition,
 637                              uint32_t create_options,
 638                              uint32_t file_attributes,
 639                              uint32_t oplock_request,
 640                              uint64_t allocation_size,
 641                              uint32_t private_flags,
 642                              struct security_descriptor *sd,
 643                              struct ea_list *ea_list,
 644
 645                              files_struct **result,
 646                              int *pinfo);
 647 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 648                                    struct smb_request *req,
 649                                    uint16_t root_dir_fid,
 650                                    const struct smb_filename *smb_fname,
 651                                    struct smb_filename **smb_fname_out);
 652
 653 /* The following definitions come from smbd/oplock.c  */
 654
 655 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 656 NTSTATUS set_file_oplock(files_struct *fsp, int oplock_type);
 657 void release_file_oplock(files_struct *fsp);
 658 bool remove_oplock(files_struct *fsp);
 659 bool downgrade_oplock(files_struct *fsp);
 660 bool should_notify_deferred_opens(struct smbd_server_connection *sconn);
 661 void break_level2_to_none_async(files_struct *fsp);
 662 void reply_to_oplock_break_requests(files_struct *fsp);
 663 void contend_level2_oplocks_begin(files_struct *fsp,
 664                                   enum level2_contention_type type);
 665 void contend_level2_oplocks_end(files_struct *fsp,
 666                                 enum level2_contention_type type);
 667 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 668                                   enum level2_contention_type type);
 669 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 670                                 enum level2_contention_type type);
 671 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 672 void message_to_share_mode_entry(struct share_mode_entry *e, char *msg);
 673 bool init_oplocks(struct smbd_server_connection *sconn);
 674 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 675
 676 /* The following definitions come from smbd/oplock_irix.c  */
 677
 678 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 679
 680 /* The following definitions come from smbd/oplock_linux.c  */
 681
 682 void linux_set_lease_capability(void);
 683 int linux_set_lease_sighandler(int fd);
 684 int linux_setlease(int fd, int leasetype);
 685 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 686
 687 /* The following definitions come from smbd/password.c  */
 688
 689 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 690                                           uint64_t vuid);
 691 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 692 int register_homes_share(const char *username);
 693
 694 /* The following definitions come from smbd/pipes.c  */
 695
 696 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 697                       struct files_struct **pfsp);
 698 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 699 void reply_pipe_write(struct smb_request *req);
 700 void reply_pipe_write_and_X(struct smb_request *req);
 701 void reply_pipe_read_and_X(struct smb_request *req);
 702
 703 /* The following definitions come from smbd/posix_acls.c  */
 704
 705 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 706 bool nt4_compatible_acls(void);
 707 uint32_t map_canon_ace_perms(int snum,
 708                                 enum security_ace_type *pacl_type,
 709                                 mode_t perms,
 710                                 bool directory_ace);
 711 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
 712 bool current_user_in_group(connection_struct *conn, gid_t gid);
 713 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 714 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 715                            struct security_descriptor **ppdesc);
 716 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 717                           uint32_t security_info, struct security_descriptor **ppdesc);
 718 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 719 NTSTATUS append_parent_acl(files_struct *fsp,
 720                                 const struct security_descriptor *pcsd,
 721                                 struct security_descriptor **pp_new_sd);
 722 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
 723 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 724 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 725 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 726                        const char *name, mode_t mode);
 727 int fchmod_acl(files_struct *fsp, mode_t mode);
 728 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 729                                 const SMB_STRUCT_STAT *psbuf,
 730                                 uint16 num_def_acls, const char *pdata);
 731 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
 732 struct security_descriptor *get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname);
 733 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 734                                         const char *name,
 735                                         SMB_STRUCT_STAT *psbuf,
 736                                         struct security_descriptor **ppdesc);
 737
 738 /* The following definitions come from smbd/process.c  */
 739
 740 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 741 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 742 bool srv_send_smb(struct smbd_server_connection *sconn, char *buffer,
 743                   bool no_signing, uint32_t seqnum,
 744                   bool do_encrypt,
 745                   struct smb_perfcount_data *pcd);
 746 int srv_set_message(char *buf,
 747                         int num_words,
 748                         int num_bytes,
 749                         bool zero);
 750 void remove_deferred_open_message_smb(struct smbd_server_connection *sconn,
 751                                       uint64_t mid);
 752 bool schedule_deferred_open_message_smb(struct smbd_server_connection *sconn,
 753                                         uint64_t mid);
 754 bool open_was_deferred(struct smbd_server_connection *sconn, uint64_t mid);
 755 bool get_deferred_open_message_state(struct smb_request *smbreq,
 756                                 struct timeval *p_request_time,
 757                                 void **pp_state);
 758 bool push_deferred_open_message_smb(struct smb_request *req,
 759                                 struct timeval request_time,
 760                                 struct timeval timeout,
 761                                 struct file_id id,
 762                                 char *private_data,
 763                                 size_t priv_len);
 764 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 765 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
 766 void smb_request_done(struct smb_request *req);
 767 const char *smb_fn_name(int type);
 768 void add_to_common_flags2(uint32 v);
 769 void remove_from_common_flags2(uint32 v);
 770 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 771 bool smb1_is_chain(const uint8_t *buf);
 772 bool smb1_walk_chain(const uint8_t *buf,
 773                      bool (*fn)(uint8_t cmd,
 774                                 uint8_t wct, const uint16_t *vwv,
 775                                 uint16_t num_bytes, const uint8_t *bytes,
 776                                 void *private_data),
 777                      void *private_data);
 778 unsigned smb1_chain_length(const uint8_t *buf);
 779 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 780                       struct smbd_server_connection *sconn,
 781                       bool encrypted, uint32_t seqnum,
 782                       struct smb_request ***reqs, unsigned *num_reqs);
 783 bool req_is_in_chain(struct smb_request *req);
 784 void smbd_process(struct tevent_context *ev_ctx,
 785                   struct messaging_context *msg_ctx,
 786                   int sock_fd,
 787                   bool interactive);
 788 bool fork_echo_handler(struct smbd_server_connection *sconn);
 789
 790 /* The following definitions come from smbd/quotas.c  */
 791
 792 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 793 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 794 bool disk_quotas(const char *path,
 795                 uint64_t *bsize,
 796                 uint64_t *dfree,
 797                 uint64_t *dsize);
 798 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 799 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 800 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 801 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 802 bool disk_quotas(const char *path,uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 803 bool disk_quotas(const char *path,uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 804
 805 /* The following definitions come from smbd/reply.c  */
 806
 807 NTSTATUS check_path_syntax(char *path);
 808 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 809 NTSTATUS check_path_syntax_posix(char *path);
 810 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 811                         const char *inbuf,
 812                         uint16 smb_flags2,
 813                         char **pp_dest,
 814                         const char *src,
 815                         size_t src_len,
 816                         int flags,
 817                         NTSTATUS *err,
 818                         bool *contains_wcard);
 819 size_t srvstr_get_path(TALLOC_CTX *ctx,
 820                         const char *inbuf,
 821                         uint16 smb_flags2,
 822                         char **pp_dest,
 823                         const char *src,
 824                         size_t src_len,
 825                         int flags,
 826                         NTSTATUS *err);
 827 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 828                                  char **pp_dest, const char *src, int flags,
 829                                  NTSTATUS *err, bool *contains_wcard);
 830 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 831                            char **pp_dest, const char *src, int flags,
 832                            NTSTATUS *err);
 833 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 834                     files_struct *fsp);
 835 bool check_fsp(connection_struct *conn, struct smb_request *req,
 836                files_struct *fsp);
 837 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 838                               files_struct *fsp);
 839 void reply_special(struct smbd_server_connection *sconn, char *inbuf, size_t inbuf_len);
 840 void reply_tcon(struct smb_request *req);
 841 void reply_tcon_and_X(struct smb_request *req);
 842 void reply_unknown_new(struct smb_request *req, uint8 type);
 843 void reply_ioctl(struct smb_request *req);
 844 void reply_checkpath(struct smb_request *req);
 845 void reply_getatr(struct smb_request *req);
 846 void reply_setatr(struct smb_request *req);
 847 void reply_dskattr(struct smb_request *req);
 848 void reply_search(struct smb_request *req);
 849 void reply_fclose(struct smb_request *req);
 850 void reply_open(struct smb_request *req);
 851 void reply_open_and_X(struct smb_request *req);
 852 void reply_ulogoffX(struct smb_request *req);
 853 void reply_mknew(struct smb_request *req);
 854 void reply_ctemp(struct smb_request *req);
 855 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 856                           uint32 dirtype, struct smb_filename *smb_fname,
 857                           bool has_wild);
 858 void reply_unlink(struct smb_request *req);
 859 ssize_t fake_sendfile(files_struct *fsp, off_t startpos, size_t nread);
 860 void sendfile_short_send(files_struct *fsp,
 861                                 ssize_t nread,
 862                                 size_t headersize,
 863                                 size_t smb_maxcnt);
 864 void reply_readbraw(struct smb_request *req);
 865 void reply_lockread(struct smb_request *req);
 866 void reply_read(struct smb_request *req);
 867 void reply_read_and_X(struct smb_request *req);
 868 void error_to_writebrawerr(struct smb_request *req);
 869 void reply_writebraw(struct smb_request *req);
 870 void reply_writeunlock(struct smb_request *req);
 871 void reply_write(struct smb_request *req);
 872 bool is_valid_writeX_buffer(struct smbd_server_connection *sconn,
 873                             const uint8_t *inbuf);
 874 void reply_write_and_X(struct smb_request *req);
 875 void reply_lseek(struct smb_request *req);
 876 void reply_flush(struct smb_request *req);
 877 void reply_exit(struct smb_request *req);
 878 void reply_close(struct smb_request *req);
 879 void reply_writeclose(struct smb_request *req);
 880 void reply_lock(struct smb_request *req);
 881 void reply_unlock(struct smb_request *req);
 882 void reply_tdis(struct smb_request *req);
 883 void reply_echo(struct smb_request *req);
 884 void reply_printopen(struct smb_request *req);
 885 void reply_printclose(struct smb_request *req);
 886 void reply_printqueue(struct smb_request *req);
 887 void reply_printwrite(struct smb_request *req);
 888 void reply_mkdir(struct smb_request *req);
 889 void reply_rmdir(struct smb_request *req);
 890 NTSTATUS rename_internals_fsp(connection_struct *conn,
 891                         files_struct *fsp,
 892                         const struct smb_filename *smb_fname_dst_in,
 893                         uint32 attrs,
 894                         bool replace_if_exists);
 895 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 896                         connection_struct *conn,
 897                         struct smb_request *req,
 898                         struct smb_filename *smb_fname_src,
 899                         struct smb_filename *smb_fname_dst,
 900                         uint32 attrs,
 901                         bool replace_if_exists,
 902                         bool src_has_wild,
 903                         bool dest_has_wild,
 904                         uint32_t access_mask);
 905 void reply_mv(struct smb_request *req);
 906 NTSTATUS copy_file(TALLOC_CTX *ctx,
 907                         connection_struct *conn,
 908                         struct smb_filename *smb_fname_src,
 909                         struct smb_filename *smb_fname_dst,
 910                         int ofun,
 911                         int count,
 912                         bool target_is_directory);
 913 void reply_copy(struct smb_request *req);
 914 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 915                     bool large_file_format);
 916 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 917                         bool large_file_format);
 918 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 919                          bool large_file_format, bool *err);
 920 void reply_lockingX(struct smb_request *req);
 921 void reply_readbmpx(struct smb_request *req);
 922 void reply_readbs(struct smb_request *req);
 923 void reply_setattrE(struct smb_request *req);
 924 void reply_writebmpx(struct smb_request *req);
 925 void reply_writebs(struct smb_request *req);
 926 void reply_getattrE(struct smb_request *req);
 927
 928 /* The following definitions come from smbd/seal.c  */
 929
 930 bool is_encrypted_packet(struct smbd_server_connection *sconn,
 931                          const uint8_t *inbuf);
 932 void srv_free_enc_buffer(struct smbd_server_connection *sconn, char *buf);
 933 NTSTATUS srv_decrypt_buffer(struct smbd_server_connection *sconn, char *buf);
 934 NTSTATUS srv_encrypt_buffer(struct smbd_server_connection *sconn, char *buf,
 935                             char **buf_out);
 936 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 937                                         unsigned char **ppdata,
 938                                         size_t *p_data_size,
 939                                         unsigned char **pparam,
 940                                         size_t *p_param_size);
 941 NTSTATUS srv_encryption_start(connection_struct *conn);
 942 void server_encryption_shutdown(struct smbd_server_connection *sconn);
 943
 944 /* The following definitions come from smbd/sec_ctx.c  */
 945
 946 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 947 bool push_sec_ctx(void);
 948 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 949 void set_root_sec_ctx(void);
 950 bool pop_sec_ctx(void);
 951 void init_sec_ctx(void);
 952
 953 /* The following definitions come from smbd/server.c  */
 954
 955 struct memcache *smbd_memcache(void);
 956 void delete_and_reload_printers(struct tevent_context *ev,
 957                                 struct messaging_context *msg_ctx);
 958 bool reload_services(struct smbd_server_connection *sconn,
 959                      bool (*snumused) (struct smbd_server_connection *, int),
 960                      bool test);
 961 void exit_server(const char *const explanation);
 962 void exit_server_cleanly(const char *const explanation);
 963 NTSTATUS messaging_send_to_children(struct messaging_context *msg_ctx,
 964                                     uint32_t msg_type, DATA_BLOB* data);
 965
 966 /* The following definitions come from smbd/service.c  */
 967
 968 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 969 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
 970 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
 971 void load_registry_shares(void);
 972 int add_home_service(const char *service, const char *username, const char *homedir);
 973 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
 974 connection_struct *make_connection_smb2(struct smbd_server_connection *sconn,
 975                                         struct smbXsrv_tcon *tcon,
 976                                         int snum,
 977                                         struct user_struct *vuser,
 978                                         const char *pdev,
 979                                         NTSTATUS *pstatus);
 980 connection_struct *make_connection(struct smbd_server_connection *sconn,
 981                                    const char *service_in,
 982                                    const char *pdev, uint64_t vuid,
 983                                    NTSTATUS *status);
 984 void close_cnum(connection_struct *conn, uint64_t vuid);
 985
 986 /* The following definitions come from smbd/session.c  */
 987 struct sessionid;
 988 bool session_init(void);
 989 bool session_claim(struct smbd_server_connection *sconn, struct user_struct *vuser);
 990 void session_yield(struct user_struct *vuser);
 991 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
 992
 993 /* The following definitions come from smbd/sesssetup.c  */
 994
 995 void reply_sesssetup_and_X(struct smb_request *req);
 996
 997 /* The following definitions come from smbd/share_access.c  */
 998
 999 bool token_contains_name_in_list(const char *username,
1000                                  const char *domain,
1001                                  const char *sharename,
1002                                  const struct security_token *token,
1003                                  const char **list);
1004 bool user_ok_token(const char *username, const char *domain,
1005                    const struct security_token *token, int snum);
1006 bool is_share_read_only_for_token(const char *username,
1007                                   const char *domain,
1008                                   const struct security_token *token,
1009                                   connection_struct *conn);
1010
1011 /* The following definitions come from smbd/srvstr.c  */
1012
1013 size_t srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1014                       const char *src, int dest_len, int flags);
1015 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1016
1017 /* The following definitions come from smbd/statcache.c  */
1018
1019 void stat_cache_add( const char *full_orig_name,
1020                 char *translated_path,
1021                 bool case_sensitive);
1022 bool stat_cache_lookup(connection_struct *conn,
1023                         bool posix_paths,
1024                         char **pp_name,
1025                         char **pp_dirpath,
1026                         char **pp_start,
1027                         SMB_STRUCT_STAT *pst);
1028 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1029                                     const char *name);
1030 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1031                                     const char *name);
1032 void stat_cache_delete(const char *name);
1033 struct TDB_DATA;
1034 unsigned int fast_string_hash(struct TDB_DATA *key);
1035 bool reset_stat_cache( void );
1036
1037 /* The following definitions come from smbd/statvfs.c  */
1038
1039 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1040
1041 /* The following definitions come from smbd/trans2.c  */
1042
1043 NTSTATUS check_access(connection_struct *conn,
1044                                 files_struct *fsp,
1045                                 const struct smb_filename *smb_fname,
1046                                 uint32_t access_mask);
1047 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1048 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1049 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1050                       files_struct *fsp, const char *fname,
1051                       const char *ea_name, struct ea_struct *pea);
1052 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1053                                 files_struct *fsp, const char *fname,
1054                                 char ***pnames, size_t *pnum_names);
1055 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1056                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1057 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1058 void send_trans2_replies(connection_struct *conn,
1059                         struct smb_request *req,
1060                          const char *params,
1061                          int paramsize,
1062                          const char *pdata,
1063                          int datasize,
1064                          int max_data_bytes);
1065 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1066 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1067                 connection_struct *conn,
1068                 struct smb_request *req,
1069                 bool overwrite_if_exists,
1070                 const struct smb_filename *smb_fname_old,
1071                 struct smb_filename *smb_fname_new);
1072 NTSTATUS smb_set_file_time(connection_struct *conn,
1073                            files_struct *fsp,
1074                            const struct smb_filename *smb_fname,
1075                            struct smb_file_time *ft,
1076                            bool setting_write_time);
1077 void reply_findclose(struct smb_request *req);
1078 void reply_findnclose(struct smb_request *req);
1079 void reply_trans2(struct smb_request *req);
1080 void reply_transs2(struct smb_request *req);
1081
1082 /* The following definitions come from smbd/uid.c  */
1083
1084 bool change_to_guest(void);
1085 bool change_to_user(connection_struct *conn, uint64_t vuid);
1086 bool change_to_root_user(void);
1087 bool smbd_change_to_root_user(void);
1088 bool become_authenticated_pipe_user(struct auth_session_info *session_info);
1089 bool unbecome_authenticated_pipe_user(void);
1090 void become_root(void);
1091 void unbecome_root(void);
1092 void smbd_become_root(void);
1093 void smbd_unbecome_root(void);
1094 bool become_user(connection_struct *conn, uint64_t vuid);
1095 bool become_user_by_session(connection_struct *conn,
1096                             const struct auth_session_info *session_info);
1097 bool unbecome_user(void);
1098 uid_t get_current_uid(connection_struct *conn);
1099 gid_t get_current_gid(connection_struct *conn);
1100 const struct security_unix_token *get_current_utok(connection_struct *conn);
1101 const struct security_token *get_current_nttok(connection_struct *conn);
1102 uint64_t get_current_vuid(connection_struct *conn);
1103
1104 /* The following definitions come from smbd/utmp.c  */
1105
1106 void sys_utmp_claim(const char *username, const char *hostname,
1107                         const char *ip_addr_str,
1108                         const char *id_str, int id_num);
1109 void sys_utmp_yield(const char *username, const char *hostname,
1110                         const char *ip_addr_str,
1111                         const char *id_str, int id_num);
1112 void sys_utmp_yield(const char *username, const char *hostname,
1113                         const char *ip_addr_str,
1114                         const char *id_str, int id_num);
1115 void sys_utmp_claim(const char *username, const char *hostname,
1116                         const char *ip_addr_str,
1117                         const char *id_str, int id_num);
1118
1119 /* The following definitions come from smbd/vfs.c  */
1120
1121 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1122 bool smbd_vfs_init(connection_struct *conn);
1123 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1124 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1125 ssize_t vfs_pread_data(files_struct *fsp, char *buf,
1126                 size_t byte_count, off_t offset);
1127 ssize_t vfs_write_data(struct smb_request *req,
1128                         files_struct *fsp,
1129                         const char *buffer,
1130                         size_t N);
1131 ssize_t vfs_pwrite_data(struct smb_request *req,
1132                         files_struct *fsp,
1133                         const char *buffer,
1134                         size_t N,
1135                         off_t offset);
1136 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1137 int vfs_set_filelen(files_struct *fsp, off_t len);
1138 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1139 int vfs_fill_sparse(files_struct *fsp, off_t len);
1140 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1141 const char *vfs_readdirname(connection_struct *conn, void *p,
1142                             SMB_STRUCT_STAT *sbuf, char **talloced);
1143 int vfs_ChDir(connection_struct *conn, const char *path);
1144 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1145 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1146 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1147                         const char *fname,
1148                         struct smb_request *smbreq);
1149 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1150                        SMB_STRUCT_STAT *psbuf);
1151 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1152                         SMB_STRUCT_STAT *psbuf);
1153 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1154 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1155 NTSTATUS vfs_streaminfo(connection_struct *conn,
1156                         struct files_struct *fsp,
1157                         const char *fname,
1158                         TALLOC_CTX *mem_ctx,
1159                         unsigned int *num_streams,
1160                         struct stream_struct **streams);
1161
1162 /* The following definitions come from smbd/avahi_register.c */
1163
1164 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1165                            uint16_t port);
1166
1167 #endif /* _SMBD_PROTO_H_ */