source3/smbd/proto.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Main SMB server routines
   4  *
   5  *  Copyright (C) Andrew Tridgell                       1992-2002,2006
   6  *  Copyright (C) Jeremy Allison                        1992-2010
   7  *  Copyright (C) Volker Lendecke                       1993-2009
   8  *  Copyright (C) John H Terpstra                       1995-1998
   9  *  Copyright (C) Luke Kenneth Casson Leighton          1996-1998
  10  *  Copyright (C) Paul Ashton                           1997-1998
  11  *  Copyright (C) Tim Potter                            1999-2000
  12  *  Copyright (C) T.D.Lee@durham.ac.uk                  1999
  13  *  Copyright (C) Ying Chen                             2000
  14  *  Copyright (C) Shirish Kalele                        2000
  15  *  Copyright (C) Andrew Bartlett                       2001-2003
  16  *  Copyright (C) Alexander Bokovoy                     2002,2005
  17  *  Copyright (C) Simo Sorce                            2001-2002,2009
  18  *  Copyright (C) Andreas Gruenbacher                   2002
  19  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>       2002
  20  *  Copyright (C) Martin Pool                           2002
  21  *  Copyright (C) Luke Howard                           2003
  22  *  Copyright (C) Stefan (metze) Metzmacher             2003,2009
  23  *  Copyright (C) Steve French                          2005
  24  *  Copyright (C) Gerald (Jerry) Carter                 2006
  25  *  Copyright (C) James Peach                           2006-2007
  26  *  Copyright (C) Jelmer Vernooij                       2002-2003
  27  *  Copyright (C) Michael Adam                          2007
  28  *  Copyright (C) Rishi Srivatsavai                     2007
  29  *  Copyright (C) Tim Prouty                            2009
  30  *  Copyright (C) Gregor Beck                           2011
  31  *
  32  *  This program is free software; you can redistribute it and/or modify
  33  *  it under the terms of the GNU General Public License as published by
  34  *  the Free Software Foundation; either version 3 of the License, or
  35  *  (at your option) any later version.
  36  *
  37  *  This program is distributed in the hope that it will be useful,
  38  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  39  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  40  *  GNU General Public License for more details.
  41  *
  42  *  You should have received a copy of the GNU General Public License
  43  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  44  */
  45
  46 #ifndef _SMBD_PROTO_H_
  47 #define _SMBD_PROTO_H_
  48
  49 /* The following definitions come from smbd/signing.c  */
  50
  51 struct smbXsrv_connection;
  52
  53 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
  54                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  55 void srv_calculate_sign_mac(struct smbXsrv_connection *conn,
  56                             char *outbuf, uint32_t seqnum);
  57 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
  58 bool srv_init_signing(struct smbXsrv_connection *conn);
  59 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
  60                                 bool allowed, bool mandatory);
  61 bool srv_is_signing_active(struct smbXsrv_connection *conn);
  62 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
  63 void srv_set_signing(struct smbXsrv_connection *conn,
  64                      const DATA_BLOB user_session_key,
  65                      const DATA_BLOB response);
  66
  67 /* The following definitions come from smbd/aio.c  */
  68
  69 struct aio_extra;
  70 bool aio_write_through_requested(struct aio_extra *aio_ex);
  71 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  72                              struct smb_request *req,
  73                              files_struct *fsp, off_t startpos,
  74                              size_t smb_maxcnt);
  75 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  76                               struct smb_request *req,
  77                               files_struct *fsp, const char *data,
  78                               off_t startpos,
  79                               size_t numtowrite);
  80 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  81                                 struct smb_request *smbreq,
  82                                 files_struct *fsp,
  83                                 TALLOC_CTX *ctx,
  84                                 DATA_BLOB *preadbuf,
  85                                 off_t startpos,
  86                                 size_t smb_maxcnt);
  87 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  88                                 struct smb_request *smbreq,
  89                                 files_struct *fsp,
  90                                 uint64_t in_offset,
  91                                 DATA_BLOB in_data,
  92                                 bool write_through);
  93 bool cancel_smb2_aio(struct smb_request *smbreq);
  94 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  95
  96 /* The following definitions come from smbd/blocking.c  */
  97
  98 void brl_timeout_fn(struct tevent_context *event_ctx,
  99                 struct tevent_timer *te,
 100                 struct timeval now,
 101                 void *private_data);
 102 struct timeval timeval_brl_min(const struct timeval *tv1,
 103                         const struct timeval *tv2);
 104 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 105 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 106                 struct smb_request *req,
 107                 files_struct *fsp,
 108                 int lock_timeout,
 109                 int lock_num,
 110                 uint64_t smblctx,
 111                 enum brl_type lock_type,
 112                 enum brl_flavour lock_flav,
 113                 uint64_t offset,
 114                 uint64_t count,
 115                 uint64_t blocking_smblctx);
 116 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 117                         struct byte_range_lock *br_lck,
 118                         enum file_close_type close_type);
 119 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 120                         struct byte_range_lock *br_lck,
 121                         enum file_close_type close_type);
 122 void remove_pending_lock_requests_by_mid_smb1(
 123         struct smbd_server_connection *sconn, uint64_t mid);
 124 bool blocking_lock_was_deferred_smb1(
 125         struct smbd_server_connection *sconn, uint64_t mid);
 126 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 127                         uint64_t smblctx,
 128                         uint64_t offset,
 129                         uint64_t count,
 130                         enum brl_flavour lock_flav,
 131                         unsigned char locktype,
 132                         NTSTATUS err);
 133
 134 /* The following definitions come from smbd/close.c  */
 135
 136 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 137 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 138                     enum file_close_type close_type);
 139 void msg_close_file(struct messaging_context *msg_ctx,
 140                     void *private_data,
 141                     uint32_t msg_type,
 142                     struct server_id server_id,
 143                     DATA_BLOB *data);
 144 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 145 bool recursive_rmdir(TALLOC_CTX *ctx,
 146                      connection_struct *conn,
 147                      struct smb_filename *smb_dname);
 148
 149 /* The following definitions come from smbd/conn.c  */
 150
 151 int conn_num_open(struct smbd_server_connection *sconn);
 152 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 153 connection_struct *conn_new(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, uint64_t 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 int count_current_connections(const char *sharename, bool verify);
 167 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 168
 169 /* The following definitions come from smbd/dfree.c  */
 170
 171 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 172 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
 173                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 174 uint64_t get_dfree_info(connection_struct *conn,
 175                         const char *path,
 176                         bool small_query,
 177                         uint64_t *bsize,
 178                         uint64_t *dfree,
 179                         uint64_t *dsize);
 180
 181 /* The following definitions come from smbd/dir.c  */
 182
 183 bool init_dptrs(struct smbd_server_connection *sconn);
 184 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 185 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 186 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
 187 void dptr_close(struct smbd_server_connection *sconn, int *key);
 188 void dptr_closecnum(connection_struct *conn);
 189 void dptr_idlecnum(connection_struct *conn);
 190 void dptr_closepath(struct smbd_server_connection *sconn,
 191                     char *path,uint16 spid);
 192 NTSTATUS dptr_create(connection_struct *conn,
 193                 struct smb_request *req,
 194                 files_struct *fsp,
 195                 const char *path, bool old_handle, bool expect_close,uint16 spid,
 196                 const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret);
 197 void dptr_CloseDir(files_struct *fsp);
 198 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 199 long dptr_TellDir(struct dptr_struct *dptr);
 200 bool dptr_has_wild(struct dptr_struct *dptr);
 201 int dptr_dnum(struct dptr_struct *dptr);
 202 bool dptr_get_priv(struct dptr_struct *dptr);
 203 void dptr_set_priv(struct dptr_struct *dptr);
 204 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 205 void dptr_init_search_op(struct dptr_struct *dptr);
 206 bool dptr_fill(struct smbd_server_connection *sconn,
 207                char *buf1,unsigned int key);
 208 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 209                                char *buf,int *num);
 210 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 211                                        int dptr_num);
 212 bool get_dir_entry(TALLOC_CTX *ctx,
 213                 struct dptr_struct *dirptr,
 214                 const char *mask,
 215                 uint32 dirtype,
 216                 char **pp_fname_out,
 217                 off_t *size,
 218                 uint32 *mode,
 219                 struct timespec *date,
 220                 bool check_descend,
 221                 bool ask_sharemode);
 222 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 223 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 224                         const char *name, const char *mask, uint32 attr);
 225 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 226                         SMB_STRUCT_STAT *sbuf, char **talloced);
 227 void RewindDir(struct smb_Dir *dirp, long *poffset);
 228 void SeekDir(struct smb_Dir *dirp, long offset);
 229 long TellDir(struct smb_Dir *dirp);
 230 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 231 NTSTATUS can_delete_directory(struct connection_struct *conn,
 232                                 const char *dirname);
 233
 234 /* The following definitions come from smbd/dmapi.c  */
 235
 236 const void *dmapi_get_current_session(void);
 237 bool dmapi_have_session(void);
 238 bool dmapi_new_session(void);
 239 bool dmapi_destroy_session(void);
 240 uint32 dmapi_file_flags(const char * const path);
 241
 242 /* The following definitions come from smbd/dnsregister.c  */
 243
 244 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 245                                   TALLOC_CTX *mem_ctx,
 246                                   uint16_t port);
 247
 248 /* The following definitions come from smbd/dosmode.c  */
 249
 250 mode_t unix_mode(connection_struct *conn, int dosmode,
 251                  const struct smb_filename *smb_fname,
 252                  const char *inherit_from_dir);
 253 uint32 dos_mode_msdfs(connection_struct *conn,
 254                       const struct smb_filename *smb_fname);
 255 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 256 uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 257 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 258                      uint32 dosmode, const char *parent_dir, bool newfile);
 259 NTSTATUS file_set_sparse(connection_struct *conn,
 260                          struct files_struct *fsp,
 261                          bool sparse);
 262 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 263                 struct smb_file_time *ft);
 264 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 265 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 266                                struct timespec mtime);
 267
 268 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 269                                 const struct smb_filename *smb_fname,
 270                                 struct timespec create_time);
 271
 272 struct timespec get_create_timespec(connection_struct *conn,
 273                                 struct files_struct *fsp,
 274                                 const struct smb_filename *smb_fname);
 275
 276 struct timespec get_change_timespec(connection_struct *conn,
 277                                 struct files_struct *fsp,
 278                                 const struct smb_filename *smb_fname);
 279
 280 /* The following definitions come from smbd/error.c  */
 281
 282 bool use_nt_status(void);
 283 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 284 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 285 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 286                     int line, const char *file);
 287 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 288                     int line, const char *file);
 289 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 290                       NTSTATUS status, int line, const char *file);
 291 void reply_openerror(struct smb_request *req, NTSTATUS status);
 292
 293 /* The following definitions come from smbd/file_access.c  */
 294
 295 bool can_delete_file_in_directory(connection_struct *conn,
 296                                   const struct smb_filename *smb_fname);
 297 bool can_write_to_file(connection_struct *conn,
 298                        const struct smb_filename *smb_fname);
 299 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 300 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
 301
 302 /* The following definitions come from smbd/fileio.c  */
 303
 304 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 305 void update_write_time_handler(struct tevent_context *ctx,
 306                                       struct tevent_timer *te,
 307                                       struct timeval now,
 308                                       void *private_data);
 309 void trigger_write_time_update(struct files_struct *fsp);
 310 void trigger_write_time_update_immediate(struct files_struct *fsp);
 311 void mark_file_modified(files_struct *fsp);
 312 ssize_t write_file(struct smb_request *req,
 313                         files_struct *fsp,
 314                         const char *data,
 315                         off_t pos,
 316                         size_t n);
 317 void delete_write_cache(files_struct *fsp);
 318 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 319 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 320 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 321 int fsp_stat(files_struct *fsp);
 322
 323 /* The following definitions come from smbd/filename.c  */
 324
 325 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 326                       connection_struct *conn,
 327                       const char *orig_path,
 328                       struct smb_filename **smb_fname,
 329                       uint32_t ucf_flags);
 330 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
 331 NTSTATUS check_name(connection_struct *conn, const char *name);
 332 int get_real_filename(connection_struct *conn, const char *path,
 333                       const char *name, TALLOC_CTX *mem_ctx,
 334                       char **found_name);
 335 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 336                         connection_struct *conn,
 337                         bool dfs_path,
 338                         const char *name_in,
 339                         uint32_t ucf_flags,
 340                         bool *ppath_contains_wcard,
 341                         struct smb_filename **pp_smb_fname);
 342 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 343                         connection_struct *conn,
 344                         struct smb_request *smbreq,
 345                         const char *name_in,
 346                         uint32_t ucf_flags,
 347                         bool *ppath_contains_wcard,
 348                         struct smb_filename **pp_smb_fname);
 349
 350 /* The following definitions come from smbd/files.c  */
 351
 352 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 353                  files_struct **result);
 354 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 355                   files_struct **result);
 356 void file_close_conn(connection_struct *conn);
 357 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
 358                     uint64_t vuid);
 359 bool file_init_global(void);
 360 bool file_init(struct smbd_server_connection *sconn);
 361 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 362 struct files_struct *files_forall(
 363         struct smbd_server_connection *sconn,
 364         struct files_struct *(*fn)(struct files_struct *fsp,
 365                                    void *private_data),
 366         void *private_data);
 367 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 368 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 369                             struct file_id id, unsigned long gen_id);
 370 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 371                                  struct file_id id);
 372 files_struct *file_find_di_next(files_struct *start_fsp);
 373 struct files_struct *file_find_one_fsp_from_lease_key(
 374         struct smbd_server_connection *sconn,
 375         const struct smb2_lease_key *lease_key);
 376 bool file_find_subpath(files_struct *dir_fsp);
 377 void file_sync_all(connection_struct *conn);
 378 void fsp_free(files_struct *fsp);
 379 void file_free(struct smb_request *req, files_struct *fsp);
 380 files_struct *file_fsp(struct smb_request *req, uint16 fid);
 381 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 382                                   uint64_t persistent_id,
 383                                   uint64_t volatile_id);
 384 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 385                                    uint64_t persistent_id,
 386                                    uint64_t volatile_id);
 387 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 388                       uint32 access_mask, uint32 share_access,
 389                       uint32 create_options, files_struct *to);
 390 NTSTATUS file_name_hash(connection_struct *conn,
 391                         const char *name, uint32_t *p_name_hash);
 392 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 393                            const struct smb_filename *smb_fname_in);
 394 const struct GUID *fsp_client_guid(const files_struct *fsp);
 395 uint32_t fsp_lease_type(struct files_struct *fsp);
 396
 397 /* The following definitions come from smbd/ipc.c  */
 398
 399 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 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, uint64_t 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                         bool allow_broken_path,
 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_wcard(TALLOC_CTX *ctx,
 476                                 connection_struct *conn,
 477                                 bool dfs_pathnames,
 478                                 const char *name_in,
 479                                 bool allow_wcards,
 480                                 bool allow_broken_path,
 481                                 char **pp_name_out,
 482                                 bool *ppath_contains_wcard);
 483 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 484                             struct tevent_context *ev,
 485                             struct messaging_context *msg,
 486                             connection_struct **pconn,
 487                             int snum,
 488                             const char *path,
 489                             const struct auth_session_info *session_info);
 490 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
 491                                 struct tevent_context *ev,
 492                                 struct messaging_context *msg,
 493                                 connection_struct **pconn,
 494                                 int snum,
 495                                 const char *path,
 496                                 const struct auth_session_info *session_info,
 497                                 char **poldcwd);
 498
 499 /* The following definitions come from smbd/negprot.c  */
 500
 501 void reply_negprot(struct smb_request *req);
 502
 503 /* The following definitions come from smbd/notify.c  */
 504
 505 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 506 void change_notify_reply(struct smb_request *req,
 507                          NTSTATUS error_code,
 508                          uint32_t max_param,
 509                          struct notify_change_buf *notify_buf,
 510                          void (*reply_fn)(struct smb_request *req,
 511                                           NTSTATUS error_code,
 512                                           uint8_t *buf, size_t len));
 513 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
 514                               bool recursive);
 515 NTSTATUS change_notify_add_request(struct smb_request *req,
 516                                 uint32 max_param,
 517                                 uint32 filter, bool recursive,
 518                                 struct files_struct *fsp,
 519                                 void (*reply_fn)(struct smb_request *req,
 520                                         NTSTATUS error_code,
 521                                         uint8_t *buf, size_t len));
 522 void remove_pending_change_notify_requests_by_mid(
 523         struct smbd_server_connection *sconn, uint64_t mid);
 524 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 525                                                   NTSTATUS status);
 526 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
 527                   const char *path);
 528 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
 529 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 530                                                      struct tevent_context *ev);
 531
 532 /* The following definitions come from smbd/notify_inotify.c  */
 533
 534 int inotify_watch(TALLOC_CTX *mem_ctx,
 535                   struct sys_notify_context *ctx,
 536                   const char *path,
 537                   uint32_t *filter,
 538                   uint32_t *subdir_filter,
 539                   void (*callback)(struct sys_notify_context *ctx,
 540                                    void *private_data,
 541                                    struct notify_event *ev),
 542                   void *private_data,
 543                   void *handle_p);
 544
 545 /* The following definitions come from smbd/notify_internal.c  */
 546
 547 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 548                                    struct messaging_context *messaging_ctx,
 549                                    struct tevent_context *ev);
 550 NTSTATUS notify_add(struct notify_context *notify,
 551                     const char *path, uint32_t filter, uint32_t subdir_filter,
 552                     void (*callback)(void *, struct timespec,
 553                                      const struct notify_event *),
 554                     void *private_data);
 555 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 556 void notify_trigger(struct notify_context *notify,
 557                     uint32_t action, uint32_t filter,
 558                     const char *dir, const char *path);
 559 void notify_walk_idx(struct notify_context *notify,
 560                      void (*fn)(const char *path,
 561                                 uint32_t *vnns, size_t num_vnns,
 562                                 void *private_data),
 563                      void *private_data);
 564 void notify_walk(struct notify_context *notify,
 565                  void (*fn)(const char *path,
 566                             struct notify_db_entry *entries,
 567                             size_t num_entries,
 568                             time_t deleted_time, void *private_data),
 569                  void *private_data);
 570 void notify_cleanup(struct notify_context *notify);
 571
 572 struct tevent_req *notify_cluster_proxy_send(
 573         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
 574         struct notify_context *notify);
 575 int notify_cluster_proxy_recv(struct tevent_req *req);
 576
 577 /* The following definitions come from smbd/ntquotas.c  */
 578
 579 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 580 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 581 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 582 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 583
 584 /* The following definitions come from smbd/nttrans.c  */
 585
 586 void reply_ntcreate_and_X(struct smb_request *req);
 587 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 588                        uint32_t security_info_sent);
 589 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 590                        uint32_t security_info_sent);
 591 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 592 void reply_ntcancel(struct smb_request *req);
 593 void reply_ntrename(struct smb_request *req);
 594 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 595                                         TALLOC_CTX *mem_ctx,
 596                                         files_struct *fsp,
 597                                         uint32_t security_info_wanted,
 598                                         uint32_t max_data_count,
 599                                         uint8_t **ppmarshalled_sd,
 600                                         size_t *psd_size);
 601 void reply_nttrans(struct smb_request *req);
 602 void reply_nttranss(struct smb_request *req);
 603
 604 /* The following definitions come from smbd/open.c  */
 605
 606 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 607                                 const struct smb_filename *smb_fname,
 608                                 bool use_privs,
 609                                 uint32_t access_mask);
 610 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 611                  int flags, mode_t mode);
 612 NTSTATUS fd_close(files_struct *fsp);
 613 void change_file_owner_to_parent(connection_struct *conn,
 614                                  const char *inherit_from_dir,
 615                                  files_struct *fsp);
 616 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 617                                     const char *inherit_from_dir,
 618                                     const char *fname,
 619                                     SMB_STRUCT_STAT *psbuf);
 620 bool is_stat_open(uint32 access_mask);
 621 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 622                                 const struct share_mode_entry *exclusive,
 623                                 uint16_t break_to);
 624 struct deferred_open_record;
 625 bool is_deferred_open_async(const struct deferred_open_record *rec);
 626 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 627                           struct smb_filename *smb_dname);
 628 void msg_file_was_renamed(struct messaging_context *msg,
 629                           void *private_data,
 630                           uint32_t msg_type,
 631                           struct server_id server_id,
 632                           DATA_BLOB *data);
 633 NTSTATUS open_streams_for_delete(connection_struct *conn,
 634                                  const char *fname);
 635 int find_share_mode_lease(struct share_mode_data *d,
 636                           const struct GUID *client_guid,
 637                           const struct smb2_lease_key *key);
 638 struct share_mode_lease;
 639 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
 640                                  const struct smb2_lease_key *key,
 641                                  const struct share_mode_lease *l);
 642 NTSTATUS create_file_default(connection_struct *conn,
 643                              struct smb_request *req,
 644                              uint16_t root_dir_fid,
 645                              struct smb_filename * smb_fname,
 646                              uint32_t access_mask,
 647                              uint32_t share_access,
 648                              uint32_t create_disposition,
 649                              uint32_t create_options,
 650                              uint32_t file_attributes,
 651                              uint32_t oplock_request,
 652                              struct smb2_lease *lease,
 653                              uint64_t allocation_size,
 654                              uint32_t private_flags,
 655                              struct security_descriptor *sd,
 656                              struct ea_list *ea_list,
 657                              files_struct **result,
 658                              int *pinfo,
 659                              const struct smb2_create_blobs *in_context_blobs,
 660                              struct smb2_create_blobs *out_context_blobs);
 661
 662 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 663                                    struct smb_request *req,
 664                                    uint16_t root_dir_fid,
 665                                    const struct smb_filename *smb_fname,
 666                                    struct smb_filename **smb_fname_out);
 667
 668 /* The following definitions come from smbd/oplock.c  */
 669
 670 uint32_t map_oplock_to_lease_type(uint16_t op_type);
 671 uint32_t get_lease_type(struct share_mode_data *d, struct share_mode_entry *e);
 672 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
 673
 674 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 675 NTSTATUS set_file_oplock(files_struct *fsp);
 676 bool remove_oplock(files_struct *fsp);
 677 bool downgrade_oplock(files_struct *fsp);
 678 bool fsp_lease_update(struct share_mode_lock *lck,
 679                       const struct GUID *client_guid,
 680                       struct fsp_lease *lease);
 681 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 682                         uint32_t num_file_ids,
 683                         const struct file_id *ids,
 684                         const struct smb2_lease_key *key,
 685                         uint32_t lease_state);
 686 void contend_level2_oplocks_begin(files_struct *fsp,
 687                                   enum level2_contention_type type);
 688 void contend_level2_oplocks_end(files_struct *fsp,
 689                                 enum level2_contention_type type);
 690 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 691                                   enum level2_contention_type type);
 692 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 693                                 enum level2_contention_type type);
 694 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 695 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
 696 bool init_oplocks(struct smbd_server_connection *sconn);
 697 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 698
 699 /* The following definitions come from smbd/oplock_irix.c  */
 700
 701 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 702
 703 /* The following definitions come from smbd/oplock_linux.c  */
 704
 705 void linux_set_lease_capability(void);
 706 int linux_set_lease_sighandler(int fd);
 707 int linux_setlease(int fd, int leasetype);
 708 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 709
 710 /* The following definitions come from smbd/password.c  */
 711
 712 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 713                                           uint64_t vuid);
 714 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 715 int register_homes_share(const char *username);
 716
 717 /* The following definitions come from smbd/pipes.c  */
 718
 719 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 720                       struct files_struct **pfsp);
 721 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 722 void reply_pipe_write(struct smb_request *req);
 723 void reply_pipe_write_and_X(struct smb_request *req);
 724 void reply_pipe_read_and_X(struct smb_request *req);
 725
 726 /* The following definitions come from smbd/posix_acls.c  */
 727
 728 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 729 uint32_t map_canon_ace_perms(int snum,
 730                                 enum security_ace_type *pacl_type,
 731                                 mode_t perms,
 732                                 bool directory_ace);
 733 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
 734 bool current_user_in_group(connection_struct *conn, gid_t gid);
 735 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 736 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 737                            TALLOC_CTX *mem_ctx,
 738                            struct security_descriptor **ppdesc);
 739 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 740                           uint32_t security_info,
 741                           TALLOC_CTX *mem_ctx,
 742                           struct security_descriptor **ppdesc);
 743 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 744 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
 745 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 746 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 747 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 748                        const char *name, mode_t mode);
 749 int fchmod_acl(files_struct *fsp, mode_t mode);
 750 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 751                                 const SMB_STRUCT_STAT *psbuf,
 752                                 uint16 num_def_acls, const char *pdata);
 753 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
 754 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 755                              uint32 security_info_wanted,
 756                              struct security_descriptor **sd);
 757 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 758                                         const char *name,
 759                                         SMB_STRUCT_STAT *psbuf,
 760                                         struct security_descriptor **ppdesc);
 761 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 762                                 const char *path_p,
 763                                 TALLOC_CTX *mem_ctx,
 764                                 char **blob_description,
 765                                 DATA_BLOB *blob);
 766 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 767                               files_struct *fsp,
 768                               TALLOC_CTX *mem_ctx,
 769                               char **blob_description,
 770                               DATA_BLOB *blob);
 771
 772 /* The following definitions come from smbd/process.c  */
 773
 774 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 775 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 776 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 777                   bool no_signing, uint32_t seqnum,
 778                   bool do_encrypt,
 779                   struct smb_perfcount_data *pcd);
 780 int srv_set_message(char *buf,
 781                         int num_words,
 782                         int num_bytes,
 783                         bool zero);
 784 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 785                                       uint64_t mid);
 786 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 787                                         uint64_t mid);
 788 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 789 bool get_deferred_open_message_state(struct smb_request *smbreq,
 790                                 struct timeval *p_request_time,
 791                                 struct deferred_open_record **open_rec);
 792 bool push_deferred_open_message_smb(struct smb_request *req,
 793                                struct timeval request_time,
 794                                struct timeval timeout,
 795                                struct file_id id,
 796                                struct deferred_open_record *open_rec);
 797 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 798 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
 799 void smb_request_done(struct smb_request *req);
 800 const char *smb_fn_name(int type);
 801 void add_to_common_flags2(uint32 v);
 802 void remove_from_common_flags2(uint32 v);
 803 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 804 bool smb1_is_chain(const uint8_t *buf);
 805 bool smb1_walk_chain(const uint8_t *buf,
 806                      bool (*fn)(uint8_t cmd,
 807                                 uint8_t wct, const uint16_t *vwv,
 808                                 uint16_t num_bytes, const uint8_t *bytes,
 809                                 void *private_data),
 810                      void *private_data);
 811 unsigned smb1_chain_length(const uint8_t *buf);
 812 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 813                       struct smbXsrv_connection *xconn,
 814                       bool encrypted, uint32_t seqnum,
 815                       struct smb_request ***reqs, unsigned *num_reqs);
 816 bool req_is_in_chain(const struct smb_request *req);
 817 void smbd_process(struct tevent_context *ev_ctx,
 818                   struct messaging_context *msg_ctx,
 819                   int sock_fd,
 820                   bool interactive);
 821 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 822
 823 /* The following definitions come from smbd/quotas.c  */
 824
 825 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 826 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 827
 828 /* The following definitions come from smbd/reply.c  */
 829
 830 NTSTATUS check_path_syntax(char *path);
 831 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 832 NTSTATUS check_path_syntax_posix(char *path);
 833 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 834                         const char *inbuf,
 835                         uint16 smb_flags2,
 836                         char **pp_dest,
 837                         const char *src,
 838                         size_t src_len,
 839                         int flags,
 840                         NTSTATUS *err,
 841                         bool *contains_wcard);
 842 size_t srvstr_get_path(TALLOC_CTX *ctx,
 843                         const char *inbuf,
 844                         uint16 smb_flags2,
 845                         char **pp_dest,
 846                         const char *src,
 847                         size_t src_len,
 848                         int flags,
 849                         NTSTATUS *err);
 850 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 851                                  char **pp_dest, const char *src, int flags,
 852                                  NTSTATUS *err, bool *contains_wcard);
 853 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 854                            char **pp_dest, const char *src, int flags,
 855                            NTSTATUS *err);
 856 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 857                               char **dest, const uint8_t *src, int flags);
 858 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 859                     files_struct *fsp);
 860 bool check_fsp(connection_struct *conn, struct smb_request *req,
 861                files_struct *fsp);
 862 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 863                               files_struct *fsp);
 864 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 865 void reply_tcon(struct smb_request *req);
 866 void reply_tcon_and_X(struct smb_request *req);
 867 void reply_unknown_new(struct smb_request *req, uint8 type);
 868 void reply_ioctl(struct smb_request *req);
 869 void reply_checkpath(struct smb_request *req);
 870 void reply_getatr(struct smb_request *req);
 871 void reply_setatr(struct smb_request *req);
 872 void reply_dskattr(struct smb_request *req);
 873 void reply_search(struct smb_request *req);
 874 void reply_fclose(struct smb_request *req);
 875 void reply_open(struct smb_request *req);
 876 void reply_open_and_X(struct smb_request *req);
 877 void reply_ulogoffX(struct smb_request *req);
 878 void reply_mknew(struct smb_request *req);
 879 void reply_ctemp(struct smb_request *req);
 880 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 881                           uint32 dirtype, struct smb_filename *smb_fname,
 882                           bool has_wild);
 883 void reply_unlink(struct smb_request *req);
 884 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 885                       off_t startpos, size_t nread);
 886 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 887                             files_struct *fsp,
 888                             ssize_t nread,
 889                             size_t headersize,
 890                             size_t smb_maxcnt);
 891 void reply_readbraw(struct smb_request *req);
 892 void reply_lockread(struct smb_request *req);
 893 void reply_read(struct smb_request *req);
 894 void reply_read_and_X(struct smb_request *req);
 895 void error_to_writebrawerr(struct smb_request *req);
 896 void reply_writebraw(struct smb_request *req);
 897 void reply_writeunlock(struct smb_request *req);
 898 void reply_write(struct smb_request *req);
 899 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 900                             const uint8_t *inbuf);
 901 void reply_write_and_X(struct smb_request *req);
 902 void reply_lseek(struct smb_request *req);
 903 void reply_flush(struct smb_request *req);
 904 void reply_exit(struct smb_request *req);
 905 void reply_close(struct smb_request *req);
 906 void reply_writeclose(struct smb_request *req);
 907 void reply_lock(struct smb_request *req);
 908 void reply_unlock(struct smb_request *req);
 909 void reply_tdis(struct smb_request *req);
 910 void reply_echo(struct smb_request *req);
 911 void reply_printopen(struct smb_request *req);
 912 void reply_printclose(struct smb_request *req);
 913 void reply_printqueue(struct smb_request *req);
 914 void reply_printwrite(struct smb_request *req);
 915 void reply_mkdir(struct smb_request *req);
 916 void reply_rmdir(struct smb_request *req);
 917 NTSTATUS rename_internals_fsp(connection_struct *conn,
 918                         files_struct *fsp,
 919                         const struct smb_filename *smb_fname_dst_in,
 920                         uint32 attrs,
 921                         bool replace_if_exists);
 922 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 923                         connection_struct *conn,
 924                         struct smb_request *req,
 925                         struct smb_filename *smb_fname_src,
 926                         struct smb_filename *smb_fname_dst,
 927                         uint32 attrs,
 928                         bool replace_if_exists,
 929                         bool src_has_wild,
 930                         bool dest_has_wild,
 931                         uint32_t access_mask);
 932 void reply_mv(struct smb_request *req);
 933 NTSTATUS copy_file(TALLOC_CTX *ctx,
 934                         connection_struct *conn,
 935                         struct smb_filename *smb_fname_src,
 936                         struct smb_filename *smb_fname_dst,
 937                         int ofun,
 938                         int count,
 939                         bool target_is_directory);
 940 void reply_copy(struct smb_request *req);
 941 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 942                     bool large_file_format);
 943 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 944                         bool large_file_format);
 945 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 946                          bool large_file_format);
 947 void reply_lockingX(struct smb_request *req);
 948 void reply_readbmpx(struct smb_request *req);
 949 void reply_readbs(struct smb_request *req);
 950 void reply_setattrE(struct smb_request *req);
 951 void reply_writebmpx(struct smb_request *req);
 952 void reply_writebs(struct smb_request *req);
 953 void reply_getattrE(struct smb_request *req);
 954
 955 /* The following definitions come from smbd/seal.c  */
 956
 957 bool is_encrypted_packet(const uint8_t *inbuf);
 958 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
 959 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
 960 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
 961                             char **buf_out);
 962 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 963                                         unsigned char **ppdata,
 964                                         size_t *p_data_size,
 965                                         unsigned char **pparam,
 966                                         size_t *p_param_size);
 967 NTSTATUS srv_encryption_start(connection_struct *conn);
 968 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
 969
 970 /* The following definitions come from smbd/sec_ctx.c  */
 971
 972 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 973 bool push_sec_ctx(void);
 974 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 975 void set_root_sec_ctx(void);
 976 bool pop_sec_ctx(void);
 977 void init_sec_ctx(void);
 978 const struct security_token *sec_ctx_active_token(void);
 979
 980 /* The following definitions come from smbd/server.c  */
 981
 982 struct memcache *smbd_memcache(void);
 983 bool snum_is_shared_printer(int snum);
 984 void delete_and_reload_printers(struct tevent_context *ev,
 985                                 struct messaging_context *msg_ctx);
 986 bool reload_services(struct smbd_server_connection *sconn,
 987                      bool (*snumused) (struct smbd_server_connection *, int),
 988                      bool test);
 989
 990 /* The following definitions come from smbd/server_exit.c  */
 991
 992 void smbd_exit_server(const char *reason) _NORETURN_;
 993 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
 994
 995 /* The following definitions come from smbd/service.c  */
 996
 997 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 998 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
 999 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
1000 void load_registry_shares(void);
1001 int add_home_service(const char *service, const char *username, const char *homedir);
1002 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1003 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1004                                         struct smbXsrv_tcon *tcon,
1005                                         int snum,
1006                                         struct user_struct *vuser,
1007                                         const char *pdev,
1008                                         NTSTATUS *pstatus);
1009 connection_struct *make_connection(struct smb_request *req,
1010                                    NTTIME now,
1011                                    const char *service_in,
1012                                    const char *pdev, uint64_t vuid,
1013                                    NTSTATUS *status);
1014 void close_cnum(connection_struct *conn, uint64_t vuid);
1015
1016 /* The following definitions come from smbd/session.c  */
1017 struct sessionid;
1018 struct smbXsrv_session;
1019 bool session_init(void);
1020 bool session_claim(struct smbXsrv_session *session);
1021 void session_yield(struct smbXsrv_session *session);
1022 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1023 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1024                   const char *machine, struct sessionid **session_list);
1025
1026 /* The following definitions come from smbd/sesssetup.c  */
1027
1028 void reply_sesssetup_and_X(struct smb_request *req);
1029
1030 /* The following definitions come from smbd/share_access.c  */
1031
1032 bool token_contains_name_in_list(const char *username,
1033                                  const char *domain,
1034                                  const char *sharename,
1035                                  const struct security_token *token,
1036                                  const char **list);
1037 bool user_ok_token(const char *username, const char *domain,
1038                    const struct security_token *token, int snum);
1039 bool is_share_read_only_for_token(const char *username,
1040                                   const char *domain,
1041                                   const struct security_token *token,
1042                                   connection_struct *conn);
1043
1044 /* The following definitions come from smbd/srvstr.c  */
1045
1046 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1047                       const char *src, int dest_len, int flags, size_t *ret_len);
1048 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1049
1050 /* The following definitions come from smbd/statcache.c  */
1051
1052 void stat_cache_add( const char *full_orig_name,
1053                 char *translated_path,
1054                 bool case_sensitive);
1055 bool stat_cache_lookup(connection_struct *conn,
1056                         bool posix_paths,
1057                         char **pp_name,
1058                         char **pp_dirpath,
1059                         char **pp_start,
1060                         SMB_STRUCT_STAT *pst);
1061 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1062                                     const char *name);
1063 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1064                                     const char *name);
1065 void stat_cache_delete(const char *name);
1066 struct TDB_DATA;
1067 unsigned int fast_string_hash(struct TDB_DATA *key);
1068 bool reset_stat_cache( void );
1069
1070 /* The following definitions come from smbd/statvfs.c  */
1071
1072 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1073
1074 /* The following definitions come from smbd/trans2.c  */
1075
1076 NTSTATUS check_access(connection_struct *conn,
1077                                 files_struct *fsp,
1078                                 const struct smb_filename *smb_fname,
1079                                 uint32_t access_mask);
1080 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1081 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1082 bool samba_private_attr_name(const char *unix_ea_name);
1083 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1084                       files_struct *fsp, const char *fname,
1085                       const char *ea_name, struct ea_struct *pea);
1086 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1087                                 files_struct *fsp, const char *fname,
1088                                 char ***pnames, size_t *pnum_names);
1089 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1090                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1091 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1092 void send_trans2_replies(connection_struct *conn,
1093                         struct smb_request *req,
1094                         NTSTATUS status,
1095                          const char *params,
1096                          int paramsize,
1097                          const char *pdata,
1098                          int datasize,
1099                          int max_data_bytes);
1100 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1101 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1102                 connection_struct *conn,
1103                 struct smb_request *req,
1104                 bool overwrite_if_exists,
1105                 const struct smb_filename *smb_fname_old,
1106                 struct smb_filename *smb_fname_new);
1107 NTSTATUS smb_set_file_time(connection_struct *conn,
1108                            files_struct *fsp,
1109                            const struct smb_filename *smb_fname,
1110                            struct smb_file_time *ft,
1111                            bool setting_write_time);
1112 void reply_findclose(struct smb_request *req);
1113 void reply_findnclose(struct smb_request *req);
1114 void reply_trans2(struct smb_request *req);
1115 void reply_transs2(struct smb_request *req);
1116
1117 /* The following definitions come from smbd/uid.c  */
1118
1119 bool change_to_guest(void);
1120 NTSTATUS check_user_share_access(connection_struct *conn,
1121                                 const struct auth_session_info *session_info,
1122                                 uint32_t *p_share_access,
1123                                 bool *p_readonly_share);
1124 bool change_to_user(connection_struct *conn, uint64_t vuid);
1125 bool smbd_change_to_root_user(void);
1126 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1127 bool smbd_unbecome_authenticated_pipe_user(void);
1128 void become_root(void);
1129 void unbecome_root(void);
1130 void smbd_become_root(void);
1131 void smbd_unbecome_root(void);
1132 bool become_user(connection_struct *conn, uint64_t vuid);
1133 bool become_user_by_session(connection_struct *conn,
1134                             const struct auth_session_info *session_info);
1135 bool unbecome_user(void);
1136 uid_t get_current_uid(connection_struct *conn);
1137 gid_t get_current_gid(connection_struct *conn);
1138 const struct security_unix_token *get_current_utok(connection_struct *conn);
1139 const struct security_token *get_current_nttok(connection_struct *conn);
1140 uint64_t get_current_vuid(connection_struct *conn);
1141
1142 /* The following definitions come from smbd/utmp.c  */
1143
1144 void sys_utmp_claim(const char *username, const char *hostname,
1145                     const char *id_str, int id_num);
1146 void sys_utmp_yield(const char *username, const char *hostname,
1147                     const char *id_str, int id_num);
1148
1149 /* The following definitions come from smbd/vfs.c  */
1150
1151 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1152 bool smbd_vfs_init(connection_struct *conn);
1153 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1154 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1155 ssize_t vfs_write_data(struct smb_request *req,
1156                         files_struct *fsp,
1157                         const char *buffer,
1158                         size_t N);
1159 ssize_t vfs_pwrite_data(struct smb_request *req,
1160                         files_struct *fsp,
1161                         const char *buffer,
1162                         size_t N,
1163                         off_t offset);
1164 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1165 int vfs_set_filelen(files_struct *fsp, off_t len);
1166 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1167 int vfs_fill_sparse(files_struct *fsp, off_t len);
1168 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1169 const char *vfs_readdirname(connection_struct *conn, void *p,
1170                             SMB_STRUCT_STAT *sbuf, char **talloced);
1171 int vfs_ChDir(connection_struct *conn, const char *path);
1172 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1173 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1174 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1175                         const char *fname,
1176                         struct smb_request *smbreq);
1177 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1178                        SMB_STRUCT_STAT *psbuf);
1179 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1180                         SMB_STRUCT_STAT *psbuf);
1181 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1182 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1183 NTSTATUS vfs_streaminfo(connection_struct *conn,
1184                         struct files_struct *fsp,
1185                         const char *fname,
1186                         TALLOC_CTX *mem_ctx,
1187                         unsigned int *num_streams,
1188                         struct stream_struct **streams);
1189
1190 /* The following definitions come from smbd/avahi_register.c */
1191
1192 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1193                            uint16_t port);
1194
1195 /* The following definitions come from smbd/smb2_create.c */
1196
1197 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1198                                     TALLOC_CTX *mem_ctx,
1199                                     DATA_BLOB *cookie_blob);
1200 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1201                                         const DATA_BLOB old_cookie,
1202                                         TALLOC_CTX *mem_ctx,
1203                                         DATA_BLOB *new_cookie);
1204 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1205                                        struct smb_request *smb1req,
1206                                        struct smbXsrv_open *op,
1207                                        const DATA_BLOB old_cookie,
1208                                        TALLOC_CTX *mem_ctx,
1209                                        files_struct **result,
1210                                        DATA_BLOB *new_cookie);
1211
1212 #endif /* _SMBD_PROTO_H_ */