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
  95 /* The following definitions come from smbd/blocking.c  */
  96
  97 void brl_timeout_fn(struct tevent_context *event_ctx,
  98                 struct tevent_timer *te,
  99                 struct timeval now,
 100                 void *private_data);
 101 struct timeval timeval_brl_min(const struct timeval *tv1,
 102                         const struct timeval *tv2);
 103 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 104 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 105                 struct smb_request *req,
 106                 files_struct *fsp,
 107                 int lock_timeout,
 108                 int lock_num,
 109                 uint64_t smblctx,
 110                 enum brl_type lock_type,
 111                 enum brl_flavour lock_flav,
 112                 uint64_t offset,
 113                 uint64_t count,
 114                 uint64_t blocking_smblctx);
 115 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 116                         struct byte_range_lock *br_lck,
 117                         enum file_close_type close_type);
 118 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 119                         struct byte_range_lock *br_lck,
 120                         enum file_close_type close_type);
 121 void remove_pending_lock_requests_by_mid_smb1(
 122         struct smbd_server_connection *sconn, uint64_t mid);
 123 bool blocking_lock_was_deferred_smb1(
 124         struct smbd_server_connection *sconn, uint64_t mid);
 125 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 126                         uint64_t smblctx,
 127                         uint64_t offset,
 128                         uint64_t count,
 129                         enum brl_flavour lock_flav,
 130                         unsigned char locktype,
 131                         NTSTATUS err);
 132
 133 /* The following definitions come from smbd/close.c  */
 134
 135 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 136 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 137                     enum file_close_type close_type);
 138 void msg_close_file(struct messaging_context *msg_ctx,
 139                     void *private_data,
 140                     uint32_t msg_type,
 141                     struct server_id server_id,
 142                     DATA_BLOB *data);
 143 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 144 bool recursive_rmdir(TALLOC_CTX *ctx,
 145                      connection_struct *conn,
 146                      struct smb_filename *smb_dname);
 147
 148 /* The following definitions come from smbd/conn.c  */
 149
 150 int conn_num_open(struct smbd_server_connection *sconn);
 151 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 152 connection_struct *conn_new(struct smbd_server_connection *sconn);
 153 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 154 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 155 void conn_free(connection_struct *conn);
 156 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 157 void msg_force_tdis(struct messaging_context *msg,
 158                     void *private_data,
 159                     uint32_t msg_type,
 160                     struct server_id server_id,
 161                     DATA_BLOB *data);
 162
 163 /* The following definitions come from smbd/connection.c  */
 164
 165 int count_current_connections(const char *sharename, bool verify);
 166 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 167
 168 /* The following definitions come from smbd/dfree.c  */
 169
 170 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 171 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
 172                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 173 uint64_t get_dfree_info(connection_struct *conn,
 174                         const char *path,
 175                         bool small_query,
 176                         uint64_t *bsize,
 177                         uint64_t *dfree,
 178                         uint64_t *dsize);
 179
 180 /* The following definitions come from smbd/dir.c  */
 181
 182 bool init_dptrs(struct smbd_server_connection *sconn);
 183 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 184 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 185 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
 186 void dptr_close(struct smbd_server_connection *sconn, int *key);
 187 void dptr_closecnum(connection_struct *conn);
 188 void dptr_idlecnum(connection_struct *conn);
 189 void dptr_closepath(struct smbd_server_connection *sconn,
 190                     char *path,uint16 spid);
 191 NTSTATUS dptr_create(connection_struct *conn,
 192                 struct smb_request *req,
 193                 files_struct *fsp,
 194                 const char *path, bool old_handle, bool expect_close,uint16 spid,
 195                 const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret);
 196 void dptr_CloseDir(files_struct *fsp);
 197 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 198 long dptr_TellDir(struct dptr_struct *dptr);
 199 bool dptr_has_wild(struct dptr_struct *dptr);
 200 int dptr_dnum(struct dptr_struct *dptr);
 201 bool dptr_get_priv(struct dptr_struct *dptr);
 202 void dptr_set_priv(struct dptr_struct *dptr);
 203 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 204 void dptr_init_search_op(struct dptr_struct *dptr);
 205 bool dptr_fill(struct smbd_server_connection *sconn,
 206                char *buf1,unsigned int key);
 207 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 208                                char *buf,int *num);
 209 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 210                                        int dptr_num);
 211 bool get_dir_entry(TALLOC_CTX *ctx,
 212                 struct dptr_struct *dirptr,
 213                 const char *mask,
 214                 uint32 dirtype,
 215                 char **pp_fname_out,
 216                 off_t *size,
 217                 uint32 *mode,
 218                 struct timespec *date,
 219                 bool check_descend,
 220                 bool ask_sharemode);
 221 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 222 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 223                         const char *name, const char *mask, uint32 attr);
 224 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 225                         SMB_STRUCT_STAT *sbuf, char **talloced);
 226 void RewindDir(struct smb_Dir *dirp, long *poffset);
 227 void SeekDir(struct smb_Dir *dirp, long offset);
 228 long TellDir(struct smb_Dir *dirp);
 229 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 230 NTSTATUS can_delete_directory(struct connection_struct *conn,
 231                                 const char *dirname);
 232
 233 /* The following definitions come from smbd/dmapi.c  */
 234
 235 const void *dmapi_get_current_session(void);
 236 bool dmapi_have_session(void);
 237 bool dmapi_new_session(void);
 238 bool dmapi_destroy_session(void);
 239 uint32 dmapi_file_flags(const char * const path);
 240
 241 /* The following definitions come from smbd/dnsregister.c  */
 242
 243 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 244                                   TALLOC_CTX *mem_ctx,
 245                                   uint16_t port);
 246
 247 /* The following definitions come from smbd/dosmode.c  */
 248
 249 mode_t unix_mode(connection_struct *conn, int dosmode,
 250                  const struct smb_filename *smb_fname,
 251                  const char *inherit_from_dir);
 252 uint32 dos_mode_msdfs(connection_struct *conn,
 253                       const struct smb_filename *smb_fname);
 254 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 255 uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 256 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 257                      uint32 dosmode, const char *parent_dir, bool newfile);
 258 NTSTATUS file_set_sparse(connection_struct *conn,
 259                          struct files_struct *fsp,
 260                          bool sparse);
 261 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 262                 struct smb_file_time *ft);
 263 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 264 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 265                                struct timespec mtime);
 266
 267 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 268                                 const struct smb_filename *smb_fname,
 269                                 struct timespec create_time);
 270
 271 struct timespec get_create_timespec(connection_struct *conn,
 272                                 struct files_struct *fsp,
 273                                 const struct smb_filename *smb_fname);
 274
 275 struct timespec get_change_timespec(connection_struct *conn,
 276                                 struct files_struct *fsp,
 277                                 const struct smb_filename *smb_fname);
 278
 279 /* The following definitions come from smbd/error.c  */
 280
 281 bool use_nt_status(void);
 282 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 283 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 284 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 285                     int line, const char *file);
 286 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 287                     int line, const char *file);
 288 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 289                       NTSTATUS status, int line, const char *file);
 290 void reply_openerror(struct smb_request *req, NTSTATUS status);
 291
 292 /* The following definitions come from smbd/file_access.c  */
 293
 294 bool can_delete_file_in_directory(connection_struct *conn,
 295                                   const struct smb_filename *smb_fname);
 296 bool can_write_to_file(connection_struct *conn,
 297                        const struct smb_filename *smb_fname);
 298 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 299 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
 300
 301 /* The following definitions come from smbd/fileio.c  */
 302
 303 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 304 void update_write_time_handler(struct tevent_context *ctx,
 305                                       struct tevent_timer *te,
 306                                       struct timeval now,
 307                                       void *private_data);
 308 void trigger_write_time_update(struct files_struct *fsp);
 309 void trigger_write_time_update_immediate(struct files_struct *fsp);
 310 void mark_file_modified(files_struct *fsp);
 311 ssize_t write_file(struct smb_request *req,
 312                         files_struct *fsp,
 313                         const char *data,
 314                         off_t pos,
 315                         size_t n);
 316 void delete_write_cache(files_struct *fsp);
 317 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 318 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 319 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 320 int fsp_stat(files_struct *fsp);
 321
 322 /* The following definitions come from smbd/filename.c  */
 323
 324 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 325                       connection_struct *conn,
 326                       const char *orig_path,
 327                       struct smb_filename **smb_fname,
 328                       uint32_t ucf_flags);
 329 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
 330 NTSTATUS check_name(connection_struct *conn, const char *name);
 331 int get_real_filename(connection_struct *conn, const char *path,
 332                       const char *name, TALLOC_CTX *mem_ctx,
 333                       char **found_name);
 334 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 335                         connection_struct *conn,
 336                         bool dfs_path,
 337                         const char *name_in,
 338                         uint32_t ucf_flags,
 339                         bool *ppath_contains_wcard,
 340                         struct smb_filename **pp_smb_fname);
 341 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 342                         connection_struct *conn,
 343                         struct smb_request *smbreq,
 344                         const char *name_in,
 345                         uint32_t ucf_flags,
 346                         bool *ppath_contains_wcard,
 347                         struct smb_filename **pp_smb_fname);
 348
 349 /* The following definitions come from smbd/files.c  */
 350
 351 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 352                  files_struct **result);
 353 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 354                   files_struct **result);
 355 void file_close_conn(connection_struct *conn);
 356 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
 357                     uint64_t vuid);
 358 bool file_init_global(void);
 359 bool file_init(struct smbd_server_connection *sconn);
 360 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 361 struct files_struct *files_forall(
 362         struct smbd_server_connection *sconn,
 363         struct files_struct *(*fn)(struct files_struct *fsp,
 364                                    void *private_data),
 365         void *private_data);
 366 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 367 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 368                             struct file_id id, unsigned long gen_id);
 369 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 370                                  struct file_id id);
 371 files_struct *file_find_di_next(files_struct *start_fsp);
 372 struct files_struct *file_find_one_fsp_from_lease_key(
 373         struct smbd_server_connection *sconn,
 374         const struct smb2_lease_key *lease_key);
 375 bool file_find_subpath(files_struct *dir_fsp);
 376 void file_sync_all(connection_struct *conn);
 377 void fsp_free(files_struct *fsp);
 378 void file_free(struct smb_request *req, files_struct *fsp);
 379 files_struct *file_fsp(struct smb_request *req, uint16 fid);
 380 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 381                                   uint64_t persistent_id,
 382                                   uint64_t volatile_id);
 383 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 384                                    uint64_t persistent_id,
 385                                    uint64_t volatile_id);
 386 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 387                       uint32 access_mask, uint32 share_access,
 388                       uint32 create_options, files_struct *to);
 389 NTSTATUS file_name_hash(connection_struct *conn,
 390                         const char *name, uint32_t *p_name_hash);
 391 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 392                            const struct smb_filename *smb_fname_in);
 393 const struct GUID *fsp_client_guid(const files_struct *fsp);
 394 uint32_t fsp_lease_type(struct files_struct *fsp);
 395
 396 /* The following definitions come from smbd/ipc.c  */
 397
 398 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 399 void send_trans_reply(connection_struct *conn,
 400                       struct smb_request *req,
 401                       char *rparam, int rparam_len,
 402                       char *rdata, int rdata_len,
 403                       bool buffer_too_large);
 404 void reply_trans(struct smb_request *req);
 405 void reply_transs(struct smb_request *req);
 406
 407 /* The following definitions come from smbd/lanman.c  */
 408
 409 void api_reply(connection_struct *conn, uint64_t vuid,
 410                struct smb_request *req,
 411                char *data, char *params,
 412                int tdscnt, int tpscnt,
 413                int mdrcnt, int mprcnt);
 414
 415 /* The following definitions come from smbd/mangle.c  */
 416
 417 void mangle_reset_cache(void);
 418 void mangle_change_to_posix(void);
 419 bool mangle_is_mangled(const char *s, const struct share_params *p);
 420 bool mangle_is_8_3(const char *fname, bool check_case,
 421                    const struct share_params *p);
 422 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 423                              const struct share_params *p);
 424 bool mangle_must_mangle(const char *fname,
 425                    const struct share_params *p);
 426 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 427                         const char *in,
 428                         char **out, /* talloced on the given context. */
 429                         const struct share_params *p);
 430 bool name_to_8_3(const char *in,
 431                 char out[13],
 432                 bool cache83,
 433                 const struct share_params *p);
 434
 435 /* The following definitions come from smbd/mangle_hash.c  */
 436
 437 const struct mangle_fns *mangle_hash_init(void);
 438
 439 /* The following definitions come from smbd/mangle_hash2.c  */
 440
 441 const struct mangle_fns *mangle_hash2_init(void);
 442 const struct mangle_fns *posix_mangle_init(void);
 443
 444 /* The following definitions come from smbd/message.c  */
 445
 446 void reply_sends(struct smb_request *req);
 447 void reply_sendstrt(struct smb_request *req);
 448 void reply_sendtxt(struct smb_request *req);
 449 void reply_sendend(struct smb_request *req);
 450
 451 /* The following definitions come from smbd/msdfs.c  */
 452
 453 bool is_msdfs_link(connection_struct *conn,
 454                 const char *path,
 455                 SMB_STRUCT_STAT *sbufp);
 456 struct junction_map;
 457 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 458                         const char *dfs_path,
 459                         bool allow_broken_path,
 460                         struct junction_map *jucn,
 461                         int *consumedcntp,
 462                         bool *self_referralp);
 463 int setup_dfs_referral(connection_struct *orig_conn,
 464                         const char *dfs_path,
 465                         int max_referral_level,
 466                         char **ppdata, NTSTATUS *pstatus);
 467 bool create_junction(TALLOC_CTX *ctx,
 468                 const char *dfs_path,
 469                 bool allow_broken_path,
 470                 struct junction_map *jucn);
 471 bool create_msdfs_link(const struct junction_map *jucn);
 472 bool remove_msdfs_link(const struct junction_map *jucn);
 473 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 474 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 475                                 connection_struct *conn,
 476                                 bool dfs_pathnames,
 477                                 const char *name_in,
 478                                 bool allow_wcards,
 479                                 bool allow_broken_path,
 480                                 char **pp_name_out,
 481                                 bool *ppath_contains_wcard);
 482 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 483                             struct tevent_context *ev,
 484                             struct messaging_context *msg,
 485                             connection_struct **pconn,
 486                             int snum,
 487                             const char *path,
 488                             const struct auth_session_info *session_info);
 489 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
 490                                 struct tevent_context *ev,
 491                                 struct messaging_context *msg,
 492                                 connection_struct **pconn,
 493                                 int snum,
 494                                 const char *path,
 495                                 const struct auth_session_info *session_info,
 496                                 char **poldcwd);
 497
 498 /* The following definitions come from smbd/negprot.c  */
 499
 500 void reply_negprot(struct smb_request *req);
 501
 502 /* The following definitions come from smbd/notify.c  */
 503
 504 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 505 void change_notify_reply(struct smb_request *req,
 506                          NTSTATUS error_code,
 507                          uint32_t max_param,
 508                          struct notify_change_buf *notify_buf,
 509                          void (*reply_fn)(struct smb_request *req,
 510                                           NTSTATUS error_code,
 511                                           uint8_t *buf, size_t len));
 512 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
 513                               bool recursive);
 514 NTSTATUS change_notify_add_request(struct smb_request *req,
 515                                 uint32 max_param,
 516                                 uint32 filter, bool recursive,
 517                                 struct files_struct *fsp,
 518                                 void (*reply_fn)(struct smb_request *req,
 519                                         NTSTATUS error_code,
 520                                         uint8_t *buf, size_t len));
 521 void remove_pending_change_notify_requests_by_mid(
 522         struct smbd_server_connection *sconn, uint64_t mid);
 523 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 524                                                   NTSTATUS status);
 525 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
 526                   const char *path);
 527 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
 528 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 529                                                      struct tevent_context *ev);
 530
 531 /* The following definitions come from smbd/notify_inotify.c  */
 532
 533 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
 534                        const char *path,
 535                        uint32_t *filter,
 536                        uint32_t *subdir_filter,
 537                        void (*callback)(struct sys_notify_context *ctx,
 538                                         void *private_data,
 539                                         struct notify_event *ev),
 540                        void *private_data,
 541                        void *handle_p);
 542
 543 /* The following definitions come from smbd/notify_internal.c  */
 544
 545 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 546                                    struct messaging_context *messaging_ctx,
 547                                    struct tevent_context *ev);
 548 NTSTATUS notify_add(struct notify_context *notify,
 549                     const char *path, uint32_t filter, uint32_t subdir_filter,
 550                     void (*callback)(void *, struct timespec,
 551                                      const struct notify_event *),
 552                     void *private_data);
 553 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 554 void notify_trigger(struct notify_context *notify,
 555                     uint32_t action, uint32_t filter, const char *path);
 556 void notify_walk_idx(struct notify_context *notify,
 557                      void (*fn)(const char *path,
 558                                 uint32_t *vnns, size_t num_vnns,
 559                                 void *private_data),
 560                      void *private_data);
 561 void notify_walk(struct notify_context *notify,
 562                  void (*fn)(const char *path,
 563                             struct notify_db_entry *entries,
 564                             size_t num_entries,
 565                             time_t deleted_time, void *private_data),
 566                  void *private_data);
 567 void notify_cleanup(struct notify_context *notify);
 568
 569 struct tevent_req *notify_cluster_proxy_send(
 570         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
 571         struct notify_context *notify);
 572 int notify_cluster_proxy_recv(struct tevent_req *req);
 573
 574 /* The following definitions come from smbd/ntquotas.c  */
 575
 576 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 577 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 578 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 579 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 580
 581 /* The following definitions come from smbd/nttrans.c  */
 582
 583 void reply_ntcreate_and_X(struct smb_request *req);
 584 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 585                        uint32_t security_info_sent);
 586 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 587                        uint32_t security_info_sent);
 588 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 589 void reply_ntcancel(struct smb_request *req);
 590 void reply_ntrename(struct smb_request *req);
 591 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 592                                         TALLOC_CTX *mem_ctx,
 593                                         files_struct *fsp,
 594                                         uint32_t security_info_wanted,
 595                                         uint32_t max_data_count,
 596                                         uint8_t **ppmarshalled_sd,
 597                                         size_t *psd_size);
 598 void reply_nttrans(struct smb_request *req);
 599 void reply_nttranss(struct smb_request *req);
 600
 601 /* The following definitions come from smbd/open.c  */
 602
 603 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 604                                 const struct smb_filename *smb_fname,
 605                                 bool use_privs,
 606                                 uint32_t access_mask);
 607 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 608                  int flags, mode_t mode);
 609 NTSTATUS fd_close(files_struct *fsp);
 610 void change_file_owner_to_parent(connection_struct *conn,
 611                                  const char *inherit_from_dir,
 612                                  files_struct *fsp);
 613 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 614                                     const char *inherit_from_dir,
 615                                     const char *fname,
 616                                     SMB_STRUCT_STAT *psbuf);
 617 bool is_stat_open(uint32 access_mask);
 618 struct deferred_open_record;
 619 bool is_deferred_open_async(const struct deferred_open_record *rec);
 620 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 621                           struct smb_filename *smb_dname);
 622 void msg_file_was_renamed(struct messaging_context *msg,
 623                           void *private_data,
 624                           uint32_t msg_type,
 625                           struct server_id server_id,
 626                           DATA_BLOB *data);
 627 NTSTATUS open_streams_for_delete(connection_struct *conn,
 628                                  const char *fname);
 629 int find_share_mode_lease(struct share_mode_data *d,
 630                           const struct GUID *client_guid,
 631                           const struct smb2_lease_key *key);
 632 struct share_mode_lease;
 633 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
 634                                  const struct smb2_lease_key *key,
 635                                  const struct share_mode_lease *l);
 636 NTSTATUS create_file_default(connection_struct *conn,
 637                              struct smb_request *req,
 638                              uint16_t root_dir_fid,
 639                              struct smb_filename * smb_fname,
 640                              uint32_t access_mask,
 641                              uint32_t share_access,
 642                              uint32_t create_disposition,
 643                              uint32_t create_options,
 644                              uint32_t file_attributes,
 645                              uint32_t oplock_request,
 646                              struct smb2_lease *lease,
 647                              uint64_t allocation_size,
 648                              uint32_t private_flags,
 649                              struct security_descriptor *sd,
 650                              struct ea_list *ea_list,
 651
 652                              files_struct **result,
 653                              int *pinfo);
 654 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 655                                    struct smb_request *req,
 656                                    uint16_t root_dir_fid,
 657                                    const struct smb_filename *smb_fname,
 658                                    struct smb_filename **smb_fname_out);
 659
 660 /* The following definitions come from smbd/oplock.c  */
 661
 662 uint32_t map_oplock_to_lease_type(uint16_t op_type);
 663 uint32_t get_lease_type(struct share_mode_data *d, struct share_mode_entry *e);
 664 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
 665
 666 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 667 NTSTATUS set_file_oplock(files_struct *fsp);
 668 bool remove_oplock(files_struct *fsp);
 669 bool downgrade_oplock(files_struct *fsp);
 670 bool fsp_lease_update(struct share_mode_lock *lck,
 671                       const struct GUID *client_guid,
 672                       struct fsp_lease *lease);
 673 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 674                         uint32_t num_file_ids,
 675                         const struct file_id *ids,
 676                         const struct smb2_lease_key *key,
 677                         uint32_t lease_state);
 678 void contend_level2_oplocks_begin(files_struct *fsp,
 679                                   enum level2_contention_type type);
 680 void contend_level2_oplocks_end(files_struct *fsp,
 681                                 enum level2_contention_type type);
 682 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 683                                   enum level2_contention_type type);
 684 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 685                                 enum level2_contention_type type);
 686 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 687 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
 688 bool init_oplocks(struct smbd_server_connection *sconn);
 689 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 690
 691 /* The following definitions come from smbd/oplock_irix.c  */
 692
 693 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 694
 695 /* The following definitions come from smbd/oplock_linux.c  */
 696
 697 void linux_set_lease_capability(void);
 698 int linux_set_lease_sighandler(int fd);
 699 int linux_setlease(int fd, int leasetype);
 700 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 701
 702 /* The following definitions come from smbd/password.c  */
 703
 704 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 705                                           uint64_t vuid);
 706 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 707 int register_homes_share(const char *username);
 708
 709 /* The following definitions come from smbd/pipes.c  */
 710
 711 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 712                       struct files_struct **pfsp);
 713 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 714 void reply_pipe_write(struct smb_request *req);
 715 void reply_pipe_write_and_X(struct smb_request *req);
 716 void reply_pipe_read_and_X(struct smb_request *req);
 717
 718 /* The following definitions come from smbd/posix_acls.c  */
 719
 720 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 721 uint32_t map_canon_ace_perms(int snum,
 722                                 enum security_ace_type *pacl_type,
 723                                 mode_t perms,
 724                                 bool directory_ace);
 725 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
 726 bool current_user_in_group(connection_struct *conn, gid_t gid);
 727 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 728 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 729                            TALLOC_CTX *mem_ctx,
 730                            struct security_descriptor **ppdesc);
 731 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 732                           uint32_t security_info,
 733                           TALLOC_CTX *mem_ctx,
 734                           struct security_descriptor **ppdesc);
 735 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 736 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
 737 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 738 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 739 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 740                        const char *name, mode_t mode);
 741 int fchmod_acl(files_struct *fsp, mode_t mode);
 742 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 743                                 const SMB_STRUCT_STAT *psbuf,
 744                                 uint16 num_def_acls, const char *pdata);
 745 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
 746 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 747                              uint32 security_info_wanted,
 748                              struct security_descriptor **sd);
 749 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 750                                         const char *name,
 751                                         SMB_STRUCT_STAT *psbuf,
 752                                         struct security_descriptor **ppdesc);
 753 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 754                                 const char *path_p,
 755                                 TALLOC_CTX *mem_ctx,
 756                                 char **blob_description,
 757                                 DATA_BLOB *blob);
 758 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 759                               files_struct *fsp,
 760                               TALLOC_CTX *mem_ctx,
 761                               char **blob_description,
 762                               DATA_BLOB *blob);
 763
 764 /* The following definitions come from smbd/process.c  */
 765
 766 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 767 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 768 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 769                   bool no_signing, uint32_t seqnum,
 770                   bool do_encrypt,
 771                   struct smb_perfcount_data *pcd);
 772 int srv_set_message(char *buf,
 773                         int num_words,
 774                         int num_bytes,
 775                         bool zero);
 776 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 777                                       uint64_t mid);
 778 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 779                                         uint64_t mid);
 780 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 781 bool get_deferred_open_message_state(struct smb_request *smbreq,
 782                                 struct timeval *p_request_time,
 783                                 struct deferred_open_record **open_rec);
 784 bool push_deferred_open_message_smb(struct smb_request *req,
 785                                struct timeval request_time,
 786                                struct timeval timeout,
 787                                struct file_id id,
 788                                struct deferred_open_record *open_rec);
 789 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 790 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
 791 void smb_request_done(struct smb_request *req);
 792 const char *smb_fn_name(int type);
 793 void add_to_common_flags2(uint32 v);
 794 void remove_from_common_flags2(uint32 v);
 795 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 796 bool smb1_is_chain(const uint8_t *buf);
 797 bool smb1_walk_chain(const uint8_t *buf,
 798                      bool (*fn)(uint8_t cmd,
 799                                 uint8_t wct, const uint16_t *vwv,
 800                                 uint16_t num_bytes, const uint8_t *bytes,
 801                                 void *private_data),
 802                      void *private_data);
 803 unsigned smb1_chain_length(const uint8_t *buf);
 804 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 805                       struct smbXsrv_connection *xconn,
 806                       bool encrypted, uint32_t seqnum,
 807                       struct smb_request ***reqs, unsigned *num_reqs);
 808 bool req_is_in_chain(const struct smb_request *req);
 809 void smbd_process(struct tevent_context *ev_ctx,
 810                   struct messaging_context *msg_ctx,
 811                   int sock_fd,
 812                   bool interactive);
 813 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 814
 815 /* The following definitions come from smbd/quotas.c  */
 816
 817 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 818 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 819
 820 /* The following definitions come from smbd/reply.c  */
 821
 822 NTSTATUS check_path_syntax(char *path);
 823 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 824 NTSTATUS check_path_syntax_posix(char *path);
 825 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 826                         const char *inbuf,
 827                         uint16 smb_flags2,
 828                         char **pp_dest,
 829                         const char *src,
 830                         size_t src_len,
 831                         int flags,
 832                         NTSTATUS *err,
 833                         bool *contains_wcard);
 834 size_t srvstr_get_path(TALLOC_CTX *ctx,
 835                         const char *inbuf,
 836                         uint16 smb_flags2,
 837                         char **pp_dest,
 838                         const char *src,
 839                         size_t src_len,
 840                         int flags,
 841                         NTSTATUS *err);
 842 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 843                                  char **pp_dest, const char *src, int flags,
 844                                  NTSTATUS *err, bool *contains_wcard);
 845 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 846                            char **pp_dest, const char *src, int flags,
 847                            NTSTATUS *err);
 848 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 849                               char **dest, const uint8_t *src, int flags);
 850 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 851                     files_struct *fsp);
 852 bool check_fsp(connection_struct *conn, struct smb_request *req,
 853                files_struct *fsp);
 854 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 855                               files_struct *fsp);
 856 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 857 void reply_tcon(struct smb_request *req);
 858 void reply_tcon_and_X(struct smb_request *req);
 859 void reply_unknown_new(struct smb_request *req, uint8 type);
 860 void reply_ioctl(struct smb_request *req);
 861 void reply_checkpath(struct smb_request *req);
 862 void reply_getatr(struct smb_request *req);
 863 void reply_setatr(struct smb_request *req);
 864 void reply_dskattr(struct smb_request *req);
 865 void reply_search(struct smb_request *req);
 866 void reply_fclose(struct smb_request *req);
 867 void reply_open(struct smb_request *req);
 868 void reply_open_and_X(struct smb_request *req);
 869 void reply_ulogoffX(struct smb_request *req);
 870 void reply_mknew(struct smb_request *req);
 871 void reply_ctemp(struct smb_request *req);
 872 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 873                           uint32 dirtype, struct smb_filename *smb_fname,
 874                           bool has_wild);
 875 void reply_unlink(struct smb_request *req);
 876 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 877                       off_t startpos, size_t nread);
 878 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 879                             files_struct *fsp,
 880                             ssize_t nread,
 881                             size_t headersize,
 882                             size_t smb_maxcnt);
 883 void reply_readbraw(struct smb_request *req);
 884 void reply_lockread(struct smb_request *req);
 885 void reply_read(struct smb_request *req);
 886 void reply_read_and_X(struct smb_request *req);
 887 void error_to_writebrawerr(struct smb_request *req);
 888 void reply_writebraw(struct smb_request *req);
 889 void reply_writeunlock(struct smb_request *req);
 890 void reply_write(struct smb_request *req);
 891 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 892                             const uint8_t *inbuf);
 893 void reply_write_and_X(struct smb_request *req);
 894 void reply_lseek(struct smb_request *req);
 895 void reply_flush(struct smb_request *req);
 896 void reply_exit(struct smb_request *req);
 897 void reply_close(struct smb_request *req);
 898 void reply_writeclose(struct smb_request *req);
 899 void reply_lock(struct smb_request *req);
 900 void reply_unlock(struct smb_request *req);
 901 void reply_tdis(struct smb_request *req);
 902 void reply_echo(struct smb_request *req);
 903 void reply_printopen(struct smb_request *req);
 904 void reply_printclose(struct smb_request *req);
 905 void reply_printqueue(struct smb_request *req);
 906 void reply_printwrite(struct smb_request *req);
 907 void reply_mkdir(struct smb_request *req);
 908 void reply_rmdir(struct smb_request *req);
 909 NTSTATUS rename_internals_fsp(connection_struct *conn,
 910                         files_struct *fsp,
 911                         const struct smb_filename *smb_fname_dst_in,
 912                         uint32 attrs,
 913                         bool replace_if_exists);
 914 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 915                         connection_struct *conn,
 916                         struct smb_request *req,
 917                         struct smb_filename *smb_fname_src,
 918                         struct smb_filename *smb_fname_dst,
 919                         uint32 attrs,
 920                         bool replace_if_exists,
 921                         bool src_has_wild,
 922                         bool dest_has_wild,
 923                         uint32_t access_mask);
 924 void reply_mv(struct smb_request *req);
 925 NTSTATUS copy_file(TALLOC_CTX *ctx,
 926                         connection_struct *conn,
 927                         struct smb_filename *smb_fname_src,
 928                         struct smb_filename *smb_fname_dst,
 929                         int ofun,
 930                         int count,
 931                         bool target_is_directory);
 932 void reply_copy(struct smb_request *req);
 933 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 934                     bool large_file_format);
 935 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 936                         bool large_file_format);
 937 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 938                          bool large_file_format);
 939 void reply_lockingX(struct smb_request *req);
 940 void reply_readbmpx(struct smb_request *req);
 941 void reply_readbs(struct smb_request *req);
 942 void reply_setattrE(struct smb_request *req);
 943 void reply_writebmpx(struct smb_request *req);
 944 void reply_writebs(struct smb_request *req);
 945 void reply_getattrE(struct smb_request *req);
 946
 947 /* The following definitions come from smbd/seal.c  */
 948
 949 bool is_encrypted_packet(const uint8_t *inbuf);
 950 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
 951 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
 952 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
 953                             char **buf_out);
 954 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 955                                         unsigned char **ppdata,
 956                                         size_t *p_data_size,
 957                                         unsigned char **pparam,
 958                                         size_t *p_param_size);
 959 NTSTATUS srv_encryption_start(connection_struct *conn);
 960 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
 961
 962 /* The following definitions come from smbd/sec_ctx.c  */
 963
 964 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 965 bool push_sec_ctx(void);
 966 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 967 void set_root_sec_ctx(void);
 968 bool pop_sec_ctx(void);
 969 void init_sec_ctx(void);
 970 const struct security_token *sec_ctx_active_token(void);
 971
 972 /* The following definitions come from smbd/server.c  */
 973
 974 struct memcache *smbd_memcache(void);
 975 bool snum_is_shared_printer(int snum);
 976 void delete_and_reload_printers(struct tevent_context *ev,
 977                                 struct messaging_context *msg_ctx);
 978 bool reload_services(struct smbd_server_connection *sconn,
 979                      bool (*snumused) (struct smbd_server_connection *, int),
 980                      bool test);
 981
 982 /* The following definitions come from smbd/server_exit.c  */
 983
 984 void smbd_exit_server(const char *reason) _NORETURN_;
 985 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
 986
 987 /* The following definitions come from smbd/service.c  */
 988
 989 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 990 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
 991 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
 992 void load_registry_shares(void);
 993 int add_home_service(const char *service, const char *username, const char *homedir);
 994 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
 995 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
 996                                         struct smbXsrv_tcon *tcon,
 997                                         int snum,
 998                                         struct user_struct *vuser,
 999                                         const char *pdev,
1000                                         NTSTATUS *pstatus);
1001 connection_struct *make_connection(struct smb_request *req,
1002                                    NTTIME now,
1003                                    const char *service_in,
1004                                    const char *pdev, uint64_t vuid,
1005                                    NTSTATUS *status);
1006 void close_cnum(connection_struct *conn, uint64_t vuid);
1007
1008 /* The following definitions come from smbd/session.c  */
1009 struct sessionid;
1010 struct smbXsrv_session;
1011 bool session_init(void);
1012 bool session_claim(struct smbXsrv_session *session);
1013 void session_yield(struct smbXsrv_session *session);
1014 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1015 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1016                   const char *machine, struct sessionid **session_list);
1017
1018 /* The following definitions come from smbd/sesssetup.c  */
1019
1020 void reply_sesssetup_and_X(struct smb_request *req);
1021
1022 /* The following definitions come from smbd/share_access.c  */
1023
1024 bool token_contains_name_in_list(const char *username,
1025                                  const char *domain,
1026                                  const char *sharename,
1027                                  const struct security_token *token,
1028                                  const char **list);
1029 bool user_ok_token(const char *username, const char *domain,
1030                    const struct security_token *token, int snum);
1031 bool is_share_read_only_for_token(const char *username,
1032                                   const char *domain,
1033                                   const struct security_token *token,
1034                                   connection_struct *conn);
1035
1036 /* The following definitions come from smbd/srvstr.c  */
1037
1038 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1039                       const char *src, int dest_len, int flags, size_t *ret_len);
1040 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1041
1042 /* The following definitions come from smbd/statcache.c  */
1043
1044 void stat_cache_add( const char *full_orig_name,
1045                 char *translated_path,
1046                 bool case_sensitive);
1047 bool stat_cache_lookup(connection_struct *conn,
1048                         bool posix_paths,
1049                         char **pp_name,
1050                         char **pp_dirpath,
1051                         char **pp_start,
1052                         SMB_STRUCT_STAT *pst);
1053 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1054                                     const char *name);
1055 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1056                                     const char *name);
1057 void stat_cache_delete(const char *name);
1058 struct TDB_DATA;
1059 unsigned int fast_string_hash(struct TDB_DATA *key);
1060 bool reset_stat_cache( void );
1061
1062 /* The following definitions come from smbd/statvfs.c  */
1063
1064 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1065
1066 /* The following definitions come from smbd/trans2.c  */
1067
1068 NTSTATUS check_access(connection_struct *conn,
1069                                 files_struct *fsp,
1070                                 const struct smb_filename *smb_fname,
1071                                 uint32_t access_mask);
1072 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1073 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1074 bool samba_private_attr_name(const char *unix_ea_name);
1075 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1076                       files_struct *fsp, const char *fname,
1077                       const char *ea_name, struct ea_struct *pea);
1078 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1079                                 files_struct *fsp, const char *fname,
1080                                 char ***pnames, size_t *pnum_names);
1081 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1082                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1083 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1084 void send_trans2_replies(connection_struct *conn,
1085                         struct smb_request *req,
1086                         NTSTATUS status,
1087                          const char *params,
1088                          int paramsize,
1089                          const char *pdata,
1090                          int datasize,
1091                          int max_data_bytes);
1092 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1093 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1094                 connection_struct *conn,
1095                 struct smb_request *req,
1096                 bool overwrite_if_exists,
1097                 const struct smb_filename *smb_fname_old,
1098                 struct smb_filename *smb_fname_new);
1099 NTSTATUS smb_set_file_time(connection_struct *conn,
1100                            files_struct *fsp,
1101                            const struct smb_filename *smb_fname,
1102                            struct smb_file_time *ft,
1103                            bool setting_write_time);
1104 void reply_findclose(struct smb_request *req);
1105 void reply_findnclose(struct smb_request *req);
1106 void reply_trans2(struct smb_request *req);
1107 void reply_transs2(struct smb_request *req);
1108
1109 /* The following definitions come from smbd/uid.c  */
1110
1111 bool change_to_guest(void);
1112 NTSTATUS check_user_share_access(connection_struct *conn,
1113                                 const struct auth_session_info *session_info,
1114                                 uint32_t *p_share_access,
1115                                 bool *p_readonly_share);
1116 bool change_to_user(connection_struct *conn, uint64_t vuid);
1117 bool smbd_change_to_root_user(void);
1118 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1119 bool smbd_unbecome_authenticated_pipe_user(void);
1120 void become_root(void);
1121 void unbecome_root(void);
1122 void smbd_become_root(void);
1123 void smbd_unbecome_root(void);
1124 bool become_user(connection_struct *conn, uint64_t vuid);
1125 bool become_user_by_session(connection_struct *conn,
1126                             const struct auth_session_info *session_info);
1127 bool unbecome_user(void);
1128 uid_t get_current_uid(connection_struct *conn);
1129 gid_t get_current_gid(connection_struct *conn);
1130 const struct security_unix_token *get_current_utok(connection_struct *conn);
1131 const struct security_token *get_current_nttok(connection_struct *conn);
1132 uint64_t get_current_vuid(connection_struct *conn);
1133
1134 /* The following definitions come from smbd/utmp.c  */
1135
1136 void sys_utmp_claim(const char *username, const char *hostname,
1137                     const char *id_str, int id_num);
1138 void sys_utmp_yield(const char *username, const char *hostname,
1139                     const char *id_str, int id_num);
1140
1141 /* The following definitions come from smbd/vfs.c  */
1142
1143 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1144 bool smbd_vfs_init(connection_struct *conn);
1145 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1146 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1147 ssize_t vfs_write_data(struct smb_request *req,
1148                         files_struct *fsp,
1149                         const char *buffer,
1150                         size_t N);
1151 ssize_t vfs_pwrite_data(struct smb_request *req,
1152                         files_struct *fsp,
1153                         const char *buffer,
1154                         size_t N,
1155                         off_t offset);
1156 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1157 int vfs_set_filelen(files_struct *fsp, off_t len);
1158 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1159 int vfs_fill_sparse(files_struct *fsp, off_t len);
1160 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1161 const char *vfs_readdirname(connection_struct *conn, void *p,
1162                             SMB_STRUCT_STAT *sbuf, char **talloced);
1163 int vfs_ChDir(connection_struct *conn, const char *path);
1164 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1165 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1166 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1167                         const char *fname,
1168                         struct smb_request *smbreq);
1169 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1170                        SMB_STRUCT_STAT *psbuf);
1171 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1172                         SMB_STRUCT_STAT *psbuf);
1173 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1174 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1175 NTSTATUS vfs_streaminfo(connection_struct *conn,
1176                         struct files_struct *fsp,
1177                         const char *fname,
1178                         TALLOC_CTX *mem_ctx,
1179                         unsigned int *num_streams,
1180                         struct stream_struct **streams);
1181
1182 /* The following definitions come from smbd/avahi_register.c */
1183
1184 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1185                            uint16_t port);
1186
1187 /* The following definitions come from smbd/smb2_create.c */
1188
1189 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1190                                     TALLOC_CTX *mem_ctx,
1191                                     DATA_BLOB *cookie_blob);
1192 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1193                                         const DATA_BLOB old_cookie,
1194                                         TALLOC_CTX *mem_ctx,
1195                                         DATA_BLOB *new_cookie);
1196 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1197                                        struct smb_request *smb1req,
1198                                        struct smbXsrv_open *op,
1199                                        const DATA_BLOB old_cookie,
1200                                        TALLOC_CTX *mem_ctx,
1201                                        files_struct **result,
1202                                        DATA_BLOB *new_cookie);
1203
1204 #endif /* _SMBD_PROTO_H_ */