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 int get_outstanding_aio_calls(void);
  70 void increment_outstanding_aio_calls(void);
  71 void decrement_outstanding_aio_calls(void);
  72 struct aio_extra;
  73 bool aio_write_through_requested(struct aio_extra *aio_ex);
  74 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  75                              struct smb_request *req,
  76                              files_struct *fsp, off_t startpos,
  77                              size_t smb_maxcnt);
  78 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  79                               struct smb_request *req,
  80                               files_struct *fsp, const char *data,
  81                               off_t startpos,
  82                               size_t numtowrite);
  83 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  84                                 struct smb_request *smbreq,
  85                                 files_struct *fsp,
  86                                 TALLOC_CTX *ctx,
  87                                 DATA_BLOB *preadbuf,
  88                                 off_t startpos,
  89                                 size_t smb_maxcnt);
  90 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  91                                 struct smb_request *smbreq,
  92                                 files_struct *fsp,
  93                                 uint64_t in_offset,
  94                                 DATA_BLOB in_data,
  95                                 bool write_through);
  96 bool cancel_smb2_aio(struct smb_request *smbreq);
  97 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  98
  99 /* The following definitions come from smbd/blocking.c  */
 100
 101 void brl_timeout_fn(struct tevent_context *event_ctx,
 102                 struct tevent_timer *te,
 103                 struct timeval now,
 104                 void *private_data);
 105 struct timeval timeval_brl_min(const struct timeval *tv1,
 106                         const struct timeval *tv2);
 107 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 108 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 109                 struct smb_request *req,
 110                 files_struct *fsp,
 111                 int lock_timeout,
 112                 int lock_num,
 113                 uint64_t smblctx,
 114                 enum brl_type lock_type,
 115                 enum brl_flavour lock_flav,
 116                 uint64_t offset,
 117                 uint64_t count,
 118                 uint64_t blocking_smblctx);
 119 void smbd_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 cancel_pending_lock_requests_by_fid(files_struct *fsp,
 123                         struct byte_range_lock *br_lck,
 124                         enum file_close_type close_type);
 125 void remove_pending_lock_requests_by_mid_smb1(
 126         struct smbd_server_connection *sconn, uint64_t mid);
 127 bool blocking_lock_was_deferred_smb1(
 128         struct smbd_server_connection *sconn, uint64_t mid);
 129 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 130                         uint64_t smblctx,
 131                         uint64_t offset,
 132                         uint64_t count,
 133                         enum brl_flavour lock_flav,
 134                         unsigned char locktype,
 135                         NTSTATUS err);
 136
 137 /* The following definitions come from smbd/close.c  */
 138
 139 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 140 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 141                     enum file_close_type close_type);
 142 void msg_close_file(struct messaging_context *msg_ctx,
 143                     void *private_data,
 144                     uint32_t msg_type,
 145                     struct server_id server_id,
 146                     DATA_BLOB *data);
 147 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 148 bool recursive_rmdir(TALLOC_CTX *ctx,
 149                      connection_struct *conn,
 150                      struct smb_filename *smb_dname);
 151
 152 /* The following definitions come from smbd/conn.c  */
 153
 154 int conn_num_open(struct smbd_server_connection *sconn);
 155 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 156 connection_struct *conn_new(struct smbd_server_connection *sconn);
 157 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 158 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 159 void conn_free(connection_struct *conn);
 160 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 161 void msg_force_tdis(struct messaging_context *msg,
 162                     void *private_data,
 163                     uint32_t msg_type,
 164                     struct server_id server_id,
 165                     DATA_BLOB *data);
 166
 167 /* The following definitions come from smbd/connection.c  */
 168
 169 int count_current_connections(const char *sharename, bool verify);
 170 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 171
 172 /* The following definitions come from smbd/dfree.c  */
 173
 174 void disk_norm(uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 175 uint64_t sys_disk_free(connection_struct *conn, const char *path,
 176                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 177 uint64_t get_dfree_info(connection_struct *conn,
 178                         const char *path,
 179                         uint64_t *bsize,
 180                         uint64_t *dfree,
 181                         uint64_t *dsize);
 182
 183 /* The following definitions come from smbd/dir.c  */
 184
 185 bool init_dptrs(struct smbd_server_connection *sconn);
 186 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 187 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 188 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 189 void dptr_close(struct smbd_server_connection *sconn, int *key);
 190 void dptr_closecnum(connection_struct *conn);
 191 void dptr_idlecnum(connection_struct *conn);
 192 void dptr_closepath(struct smbd_server_connection *sconn,
 193                     char *path,uint16_t spid);
 194 NTSTATUS dptr_create(connection_struct *conn,
 195                 struct smb_request *req,
 196                 files_struct *fsp,
 197                 const char *path, bool old_handle, bool expect_close,uint16_t spid,
 198                 const char *wcard, bool wcard_has_wild, uint32_t attr, struct dptr_struct **dptr_ret);
 199 void dptr_CloseDir(files_struct *fsp);
 200 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 201 long dptr_TellDir(struct dptr_struct *dptr);
 202 bool dptr_has_wild(struct dptr_struct *dptr);
 203 int dptr_dnum(struct dptr_struct *dptr);
 204 bool dptr_get_priv(struct dptr_struct *dptr);
 205 void dptr_set_priv(struct dptr_struct *dptr);
 206 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 207 void dptr_init_search_op(struct dptr_struct *dptr);
 208 bool dptr_fill(struct smbd_server_connection *sconn,
 209                char *buf1,unsigned int key);
 210 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 211                                char *buf,int *num);
 212 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 213                                        int dptr_num);
 214 bool get_dir_entry(TALLOC_CTX *ctx,
 215                 struct dptr_struct *dirptr,
 216                 const char *mask,
 217                 uint32_t dirtype,
 218                 char **pp_fname_out,
 219                 off_t *size,
 220                 uint32_t *mode,
 221                 struct timespec *date,
 222                 bool check_descend,
 223                 bool ask_sharemode);
 224 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 225 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 226                         const char *name, const char *mask, uint32_t attr);
 227 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 228                         SMB_STRUCT_STAT *sbuf, char **talloced);
 229 void RewindDir(struct smb_Dir *dirp, long *poffset);
 230 void SeekDir(struct smb_Dir *dirp, long offset);
 231 long TellDir(struct smb_Dir *dirp);
 232 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 233 NTSTATUS can_delete_directory(struct connection_struct *conn,
 234                                 const char *dirname);
 235 bool have_file_open_below(connection_struct *conn,
 236                         const struct smb_filename *name);
 237
 238 /* The following definitions come from smbd/dmapi.c  */
 239
 240 const void *dmapi_get_current_session(void);
 241 bool dmapi_have_session(void);
 242 bool dmapi_new_session(void);
 243 bool dmapi_destroy_session(void);
 244 uint32_t dmapi_file_flags(const char * const path);
 245
 246 /* The following definitions come from smbd/dnsregister.c  */
 247
 248 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 249                                   TALLOC_CTX *mem_ctx,
 250                                   uint16_t port);
 251
 252 /* The following definitions come from smbd/dosmode.c  */
 253
 254 mode_t unix_mode(connection_struct *conn, int dosmode,
 255                  const struct smb_filename *smb_fname,
 256                  const char *inherit_from_dir);
 257 uint32_t dos_mode_msdfs(connection_struct *conn,
 258                       const struct smb_filename *smb_fname);
 259 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 260 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 261 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 262                      uint32_t dosmode, const char *parent_dir, bool newfile);
 263 NTSTATUS file_set_sparse(connection_struct *conn,
 264                          struct files_struct *fsp,
 265                          bool sparse);
 266 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 267                 struct smb_file_time *ft);
 268 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 269 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 270                                struct timespec mtime);
 271
 272 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 273                                 const struct smb_filename *smb_fname,
 274                                 struct timespec create_time);
 275
 276 struct timespec get_create_timespec(connection_struct *conn,
 277                                 struct files_struct *fsp,
 278                                 const struct smb_filename *smb_fname);
 279
 280 struct timespec get_change_timespec(connection_struct *conn,
 281                                 struct files_struct *fsp,
 282                                 const struct smb_filename *smb_fname);
 283
 284 /* The following definitions come from smbd/error.c  */
 285
 286 bool use_nt_status(void);
 287 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 288 int error_packet(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 289 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 290                     int line, const char *file);
 291 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 292                     int line, const char *file);
 293 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 294                       NTSTATUS status, int line, const char *file);
 295 void reply_openerror(struct smb_request *req, NTSTATUS status);
 296
 297 /* The following definitions come from smbd/file_access.c  */
 298
 299 bool can_delete_file_in_directory(connection_struct *conn,
 300                                   const struct smb_filename *smb_fname);
 301 bool can_write_to_file(connection_struct *conn,
 302                        const struct smb_filename *smb_fname);
 303 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 304 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 305
 306 /* The following definitions come from smbd/fileio.c  */
 307
 308 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 309 void update_write_time_handler(struct tevent_context *ctx,
 310                                       struct tevent_timer *te,
 311                                       struct timeval now,
 312                                       void *private_data);
 313 void trigger_write_time_update(struct files_struct *fsp);
 314 void trigger_write_time_update_immediate(struct files_struct *fsp);
 315 void mark_file_modified(files_struct *fsp);
 316 ssize_t write_file(struct smb_request *req,
 317                         files_struct *fsp,
 318                         const char *data,
 319                         off_t pos,
 320                         size_t n);
 321 void delete_write_cache(files_struct *fsp);
 322 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 323 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 324 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 325 int fsp_stat(files_struct *fsp);
 326
 327 /* The following definitions come from smbd/filename.c  */
 328
 329 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 330                       connection_struct *conn,
 331                       const char *orig_path,
 332                       struct smb_filename **smb_fname,
 333                       uint32_t ucf_flags);
 334 NTSTATUS check_name(connection_struct *conn, const char *name);
 335 int get_real_filename(connection_struct *conn, const char *path,
 336                       const char *name, TALLOC_CTX *mem_ctx,
 337                       char **found_name);
 338 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 339                         connection_struct *conn,
 340                         bool dfs_path,
 341                         const char *name_in,
 342                         uint32_t ucf_flags,
 343                         bool *ppath_contains_wcard,
 344                         struct smb_filename **pp_smb_fname);
 345 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 346                         connection_struct *conn,
 347                         struct smb_request *smbreq,
 348                         const char *name_in,
 349                         uint32_t ucf_flags,
 350                         bool *ppath_contains_wcard,
 351                         struct smb_filename **pp_smb_fname);
 352
 353 /* The following definitions come from smbd/files.c  */
 354
 355 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 356                  files_struct **result);
 357 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 358                   files_struct **result);
 359 void file_close_conn(connection_struct *conn);
 360 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
 361                     uint64_t vuid);
 362 bool file_init_global(void);
 363 bool file_init(struct smbd_server_connection *sconn);
 364 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 365 struct files_struct *files_forall(
 366         struct smbd_server_connection *sconn,
 367         struct files_struct *(*fn)(struct files_struct *fsp,
 368                                    void *private_data),
 369         void *private_data);
 370 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 371 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 372                             struct file_id id, unsigned long gen_id);
 373 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 374                                  struct file_id id);
 375 files_struct *file_find_di_next(files_struct *start_fsp);
 376 struct files_struct *file_find_one_fsp_from_lease_key(
 377         struct smbd_server_connection *sconn,
 378         const struct smb2_lease_key *lease_key);
 379 bool file_find_subpath(files_struct *dir_fsp);
 380 void file_sync_all(connection_struct *conn);
 381 void fsp_free(files_struct *fsp);
 382 void file_free(struct smb_request *req, files_struct *fsp);
 383 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 384 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 385                                   uint64_t persistent_id,
 386                                   uint64_t volatile_id);
 387 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 388                                    uint64_t persistent_id,
 389                                    uint64_t volatile_id);
 390 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 391                       uint32_t access_mask, uint32_t share_access,
 392                       uint32_t create_options, files_struct *to);
 393 NTSTATUS file_name_hash(connection_struct *conn,
 394                         const char *name, uint32_t *p_name_hash);
 395 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 396                            const struct smb_filename *smb_fname_in);
 397 const struct GUID *fsp_client_guid(const files_struct *fsp);
 398 uint32_t fsp_lease_type(struct files_struct *fsp);
 399
 400 /* The following definitions come from smbd/ipc.c  */
 401
 402 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 403 void send_trans_reply(connection_struct *conn,
 404                       struct smb_request *req,
 405                       char *rparam, int rparam_len,
 406                       char *rdata, int rdata_len,
 407                       bool buffer_too_large);
 408 void reply_trans(struct smb_request *req);
 409 void reply_transs(struct smb_request *req);
 410
 411 /* The following definitions come from smbd/lanman.c  */
 412
 413 void api_reply(connection_struct *conn, uint64_t vuid,
 414                struct smb_request *req,
 415                char *data, char *params,
 416                int tdscnt, int tpscnt,
 417                int mdrcnt, int mprcnt);
 418
 419 /* The following definitions come from smbd/mangle.c  */
 420
 421 void mangle_reset_cache(void);
 422 void mangle_change_to_posix(void);
 423 bool mangle_is_mangled(const char *s, const struct share_params *p);
 424 bool mangle_is_8_3(const char *fname, bool check_case,
 425                    const struct share_params *p);
 426 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 427                              const struct share_params *p);
 428 bool mangle_must_mangle(const char *fname,
 429                    const struct share_params *p);
 430 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 431                         const char *in,
 432                         char **out, /* talloced on the given context. */
 433                         const struct share_params *p);
 434 bool name_to_8_3(const char *in,
 435                 char out[13],
 436                 bool cache83,
 437                 const struct share_params *p);
 438
 439 /* The following definitions come from smbd/mangle_hash.c  */
 440
 441 const struct mangle_fns *mangle_hash_init(void);
 442
 443 /* The following definitions come from smbd/mangle_hash2.c  */
 444
 445 const struct mangle_fns *mangle_hash2_init(void);
 446 const struct mangle_fns *posix_mangle_init(void);
 447
 448 /* The following definitions come from smbd/message.c  */
 449
 450 void reply_sends(struct smb_request *req);
 451 void reply_sendstrt(struct smb_request *req);
 452 void reply_sendtxt(struct smb_request *req);
 453 void reply_sendend(struct smb_request *req);
 454
 455 /* The following definitions come from smbd/msdfs.c  */
 456
 457 bool is_msdfs_link(connection_struct *conn,
 458                 const char *path,
 459                 SMB_STRUCT_STAT *sbufp);
 460 struct junction_map;
 461 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 462                         const char *dfs_path,
 463                         bool allow_broken_path,
 464                         struct junction_map *jucn,
 465                         int *consumedcntp,
 466                         bool *self_referralp);
 467 int setup_dfs_referral(connection_struct *orig_conn,
 468                         const char *dfs_path,
 469                         int max_referral_level,
 470                         char **ppdata, NTSTATUS *pstatus);
 471 bool create_junction(TALLOC_CTX *ctx,
 472                 const char *dfs_path,
 473                 bool allow_broken_path,
 474                 struct junction_map *jucn);
 475 bool create_msdfs_link(const struct junction_map *jucn);
 476 bool remove_msdfs_link(const struct junction_map *jucn);
 477 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 478 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 479                                 connection_struct *conn,
 480                                 bool dfs_pathnames,
 481                                 const char *name_in,
 482                                 bool allow_wcards,
 483                                 bool allow_broken_path,
 484                                 char **pp_name_out,
 485                                 bool *ppath_contains_wcard);
 486 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 487                             struct tevent_context *ev,
 488                             struct messaging_context *msg,
 489                             connection_struct **pconn,
 490                             int snum,
 491                             const char *path,
 492                             const struct auth_session_info *session_info);
 493 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
 494                                 struct tevent_context *ev,
 495                                 struct messaging_context *msg,
 496                                 connection_struct **pconn,
 497                                 int snum,
 498                                 const char *path,
 499                                 const struct auth_session_info *session_info,
 500                                 char **poldcwd);
 501
 502 /* The following definitions come from smbd/negprot.c  */
 503
 504 void reply_negprot(struct smb_request *req);
 505
 506 /* The following definitions come from smbd/notify.c  */
 507
 508 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 509 void change_notify_reply(struct smb_request *req,
 510                          NTSTATUS error_code,
 511                          uint32_t max_param,
 512                          struct notify_change_buf *notify_buf,
 513                          void (*reply_fn)(struct smb_request *req,
 514                                           NTSTATUS error_code,
 515                                           uint8_t *buf, size_t len));
 516 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
 517                               bool recursive);
 518 NTSTATUS change_notify_add_request(struct smb_request *req,
 519                                 uint32_t max_param,
 520                                 uint32_t filter, bool recursive,
 521                                 struct files_struct *fsp,
 522                                 void (*reply_fn)(struct smb_request *req,
 523                                         NTSTATUS error_code,
 524                                         uint8_t *buf, size_t len));
 525 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 526                                 void *private_data, uint32_t msg_type,
 527                                 struct server_id server_id, DATA_BLOB *data);
 528 void remove_pending_change_notify_requests_by_mid(
 529         struct smbd_server_connection *sconn, uint64_t mid);
 530 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 531                                                   NTSTATUS status);
 532 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 533                   const char *path);
 534 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 535 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 536                                                      struct tevent_context *ev);
 537
 538 /* The following definitions come from smbd/notify_inotify.c  */
 539
 540 int inotify_watch(TALLOC_CTX *mem_ctx,
 541                   struct sys_notify_context *ctx,
 542                   const char *path,
 543                   uint32_t *filter,
 544                   uint32_t *subdir_filter,
 545                   void (*callback)(struct sys_notify_context *ctx,
 546                                    void *private_data,
 547                                    struct notify_event *ev),
 548                   void *private_data,
 549                   void *handle_p);
 550
 551 int _fam_watch(TALLOC_CTX *mem_ctx,
 552               struct sys_notify_context *ctx,
 553               const char *path,
 554               uint32_t *filter,
 555               uint32_t *subdir_filter,
 556               void (*callback)(struct sys_notify_context *ctx,
 557                                void *private_data,
 558                                struct notify_event *ev),
 559               void *private_data,
 560               void *handle_p);
 561
 562
 563 /* The following definitions come from smbd/notify_internal.c  */
 564
 565 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 566                                    struct messaging_context *messaging_ctx,
 567                                    struct tevent_context *ev);
 568 NTSTATUS notify_add(struct notify_context *notify,
 569                     const char *path, uint32_t filter, uint32_t subdir_filter,
 570                     void (*callback)(void *, struct timespec,
 571                                      const struct notify_event *),
 572                     void *private_data);
 573 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 574 void notify_trigger(struct notify_context *notify,
 575                     uint32_t action, uint32_t filter,
 576                     const char *dir, const char *path);
 577
 578 struct notify_instance;
 579 NTSTATUS notify_walk(struct notify_context *notify,
 580                      bool (*fn)(const char *path, struct server_id server,
 581                                 const struct notify_instance *instance,
 582                                 void *private_data),
 583                      void *private_data);
 584
 585 /* The following definitions come from smbd/ntquotas.c  */
 586
 587 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 588 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 589 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 590 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 591
 592 /* The following definitions come from smbd/nttrans.c  */
 593
 594 void reply_ntcreate_and_X(struct smb_request *req);
 595 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 596                        uint32_t security_info_sent);
 597 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 598                        uint32_t security_info_sent);
 599 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 600 void reply_ntcancel(struct smb_request *req);
 601 void reply_ntrename(struct smb_request *req);
 602 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 603                                         TALLOC_CTX *mem_ctx,
 604                                         files_struct *fsp,
 605                                         uint32_t security_info_wanted,
 606                                         uint32_t max_data_count,
 607                                         uint8_t **ppmarshalled_sd,
 608                                         size_t *psd_size);
 609 void reply_nttrans(struct smb_request *req);
 610 void reply_nttranss(struct smb_request *req);
 611
 612 /* The following definitions come from smbd/open.c  */
 613
 614 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 615                                 const struct smb_filename *smb_fname,
 616                                 bool use_privs,
 617                                 uint32_t access_mask);
 618 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 619                  int flags, mode_t mode);
 620 NTSTATUS fd_close(files_struct *fsp);
 621 void change_file_owner_to_parent(connection_struct *conn,
 622                                  const char *inherit_from_dir,
 623                                  files_struct *fsp);
 624 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 625                                     const char *inherit_from_dir,
 626                                     const char *fname,
 627                                     SMB_STRUCT_STAT *psbuf);
 628 bool is_stat_open(uint32_t access_mask);
 629 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 630                                 const struct share_mode_entry *exclusive,
 631                                 uint16_t break_to);
 632 struct deferred_open_record;
 633 bool is_deferred_open_async(const struct deferred_open_record *rec);
 634 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 635                           struct smb_filename *smb_dname);
 636 void msg_file_was_renamed(struct messaging_context *msg,
 637                           void *private_data,
 638                           uint32_t msg_type,
 639                           struct server_id server_id,
 640                           DATA_BLOB *data);
 641 NTSTATUS open_streams_for_delete(connection_struct *conn,
 642                                  const char *fname);
 643 int find_share_mode_lease(struct share_mode_data *d,
 644                           const struct GUID *client_guid,
 645                           const struct smb2_lease_key *key);
 646 struct share_mode_lease;
 647 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
 648                                  const struct smb2_lease_key *key,
 649                                  const struct share_mode_lease *l);
 650 NTSTATUS create_file_default(connection_struct *conn,
 651                              struct smb_request *req,
 652                              uint16_t root_dir_fid,
 653                              struct smb_filename * smb_fname,
 654                              uint32_t access_mask,
 655                              uint32_t share_access,
 656                              uint32_t create_disposition,
 657                              uint32_t create_options,
 658                              uint32_t file_attributes,
 659                              uint32_t oplock_request,
 660                              struct smb2_lease *lease,
 661                              uint64_t allocation_size,
 662                              uint32_t private_flags,
 663                              struct security_descriptor *sd,
 664                              struct ea_list *ea_list,
 665                              files_struct **result,
 666                              int *pinfo,
 667                              const struct smb2_create_blobs *in_context_blobs,
 668                              struct smb2_create_blobs *out_context_blobs);
 669
 670 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 671                                    struct smb_request *req,
 672                                    uint16_t root_dir_fid,
 673                                    const struct smb_filename *smb_fname,
 674                                    struct smb_filename **smb_fname_out);
 675
 676 /* The following definitions come from smbd/oplock.c  */
 677
 678 uint32_t map_oplock_to_lease_type(uint16_t op_type);
 679 uint32_t get_lease_type(struct share_mode_data *d, struct share_mode_entry *e);
 680 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
 681
 682 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 683 NTSTATUS set_file_oplock(files_struct *fsp);
 684 bool remove_oplock(files_struct *fsp);
 685 bool downgrade_oplock(files_struct *fsp);
 686 bool fsp_lease_update(struct share_mode_lock *lck,
 687                       const struct GUID *client_guid,
 688                       struct fsp_lease *lease);
 689 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 690                         uint32_t num_file_ids,
 691                         const struct file_id *ids,
 692                         const struct smb2_lease_key *key,
 693                         uint32_t lease_state);
 694 void contend_level2_oplocks_begin(files_struct *fsp,
 695                                   enum level2_contention_type type);
 696 void contend_level2_oplocks_end(files_struct *fsp,
 697                                 enum level2_contention_type type);
 698 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 699                                   enum level2_contention_type type);
 700 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 701                                 enum level2_contention_type type);
 702 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 703 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
 704 bool init_oplocks(struct smbd_server_connection *sconn);
 705 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 706
 707 /* The following definitions come from smbd/oplock_irix.c  */
 708
 709 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 710
 711 /* The following definitions come from smbd/oplock_linux.c  */
 712
 713 void linux_set_lease_capability(void);
 714 int linux_set_lease_sighandler(int fd);
 715 int linux_setlease(int fd, int leasetype);
 716 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 717
 718 /* The following definitions come from smbd/password.c  */
 719
 720 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 721                                           uint64_t vuid);
 722 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 723 int register_homes_share(const char *username);
 724
 725 /* The following definitions come from smbd/pipes.c  */
 726
 727 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 728                       struct files_struct **pfsp);
 729 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 730 void reply_pipe_write(struct smb_request *req);
 731 void reply_pipe_write_and_X(struct smb_request *req);
 732 void reply_pipe_read_and_X(struct smb_request *req);
 733
 734 /* The following definitions come from smbd/posix_acls.c  */
 735
 736 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 737 uint32_t map_canon_ace_perms(int snum,
 738                                 enum security_ace_type *pacl_type,
 739                                 mode_t perms,
 740                                 bool directory_ace);
 741 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 742 bool current_user_in_group(connection_struct *conn, gid_t gid);
 743 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 744 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 745                            TALLOC_CTX *mem_ctx,
 746                            struct security_descriptor **ppdesc);
 747 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 748                           uint32_t security_info,
 749                           TALLOC_CTX *mem_ctx,
 750                           struct security_descriptor **ppdesc);
 751 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 752 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 753 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 754 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 755 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 756                        const char *name, mode_t mode);
 757 int fchmod_acl(files_struct *fsp, mode_t mode);
 758 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 759                                 const SMB_STRUCT_STAT *psbuf,
 760                                 uint16_t num_def_acls, const char *pdata);
 761 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16_t num_acls, const char *pdata);
 762 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 763                              uint32_t security_info_wanted,
 764                              struct security_descriptor **sd);
 765 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 766                                         const char *name,
 767                                         SMB_STRUCT_STAT *psbuf,
 768                                         struct security_descriptor **ppdesc);
 769 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 770                                 const char *path_p,
 771                                 TALLOC_CTX *mem_ctx,
 772                                 char **blob_description,
 773                                 DATA_BLOB *blob);
 774 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 775                               files_struct *fsp,
 776                               TALLOC_CTX *mem_ctx,
 777                               char **blob_description,
 778                               DATA_BLOB *blob);
 779
 780 /* The following definitions come from smbd/process.c  */
 781
 782 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 783 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 784 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 785                   bool no_signing, uint32_t seqnum,
 786                   bool do_encrypt,
 787                   struct smb_perfcount_data *pcd);
 788 int srv_set_message(char *buf,
 789                         int num_words,
 790                         int num_bytes,
 791                         bool zero);
 792 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 793                                       uint64_t mid);
 794 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 795                                         uint64_t mid);
 796 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 797 bool get_deferred_open_message_state(struct smb_request *smbreq,
 798                                 struct timeval *p_request_time,
 799                                 struct deferred_open_record **open_rec);
 800 bool push_deferred_open_message_smb(struct smb_request *req,
 801                                struct timeval request_time,
 802                                struct timeval timeout,
 803                                struct file_id id,
 804                                struct deferred_open_record *open_rec);
 805 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 806 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 807 void smb_request_done(struct smb_request *req);
 808 const char *smb_fn_name(int type);
 809 void add_to_common_flags2(uint32_t v);
 810 void remove_from_common_flags2(uint32_t v);
 811 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 812 bool smb1_is_chain(const uint8_t *buf);
 813 bool smb1_walk_chain(const uint8_t *buf,
 814                      bool (*fn)(uint8_t cmd,
 815                                 uint8_t wct, const uint16_t *vwv,
 816                                 uint16_t num_bytes, const uint8_t *bytes,
 817                                 void *private_data),
 818                      void *private_data);
 819 unsigned smb1_chain_length(const uint8_t *buf);
 820 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 821                       struct smbXsrv_connection *xconn,
 822                       bool encrypted, uint32_t seqnum,
 823                       struct smb_request ***reqs, unsigned *num_reqs);
 824 bool req_is_in_chain(const struct smb_request *req);
 825 void smbd_process(struct tevent_context *ev_ctx,
 826                   struct messaging_context *msg_ctx,
 827                   int sock_fd,
 828                   bool interactive);
 829 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 830
 831 /* The following definitions come from smbd/quotas.c  */
 832
 833 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 834 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 835
 836 /* The following definitions come from smbd/reply.c  */
 837
 838 NTSTATUS check_path_syntax(char *path);
 839 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 840 NTSTATUS check_path_syntax_posix(char *path);
 841 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 842                         const char *inbuf,
 843                         uint16_t smb_flags2,
 844                         char **pp_dest,
 845                         const char *src,
 846                         size_t src_len,
 847                         int flags,
 848                         NTSTATUS *err,
 849                         bool *contains_wcard);
 850 size_t srvstr_get_path(TALLOC_CTX *ctx,
 851                         const char *inbuf,
 852                         uint16_t smb_flags2,
 853                         char **pp_dest,
 854                         const char *src,
 855                         size_t src_len,
 856                         int flags,
 857                         NTSTATUS *err);
 858 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 859                                  char **pp_dest, const char *src, int flags,
 860                                  NTSTATUS *err, bool *contains_wcard);
 861 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 862                            char **pp_dest, const char *src, int flags,
 863                            NTSTATUS *err);
 864 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 865                               char **dest, const uint8_t *src, int flags);
 866 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 867                     files_struct *fsp);
 868 bool check_fsp(connection_struct *conn, struct smb_request *req,
 869                files_struct *fsp);
 870 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 871                               files_struct *fsp);
 872 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 873 void reply_tcon(struct smb_request *req);
 874 void reply_tcon_and_X(struct smb_request *req);
 875 void reply_unknown_new(struct smb_request *req, uint8_t type);
 876 void reply_ioctl(struct smb_request *req);
 877 void reply_checkpath(struct smb_request *req);
 878 void reply_getatr(struct smb_request *req);
 879 void reply_setatr(struct smb_request *req);
 880 void reply_dskattr(struct smb_request *req);
 881 void reply_search(struct smb_request *req);
 882 void reply_fclose(struct smb_request *req);
 883 void reply_open(struct smb_request *req);
 884 void reply_open_and_X(struct smb_request *req);
 885 void reply_ulogoffX(struct smb_request *req);
 886 void reply_mknew(struct smb_request *req);
 887 void reply_ctemp(struct smb_request *req);
 888 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 889                           uint32_t dirtype, struct smb_filename *smb_fname,
 890                           bool has_wild);
 891 void reply_unlink(struct smb_request *req);
 892 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 893                       off_t startpos, size_t nread);
 894 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 895                             files_struct *fsp,
 896                             ssize_t nread,
 897                             size_t headersize,
 898                             size_t smb_maxcnt);
 899 void reply_readbraw(struct smb_request *req);
 900 void reply_lockread(struct smb_request *req);
 901 void reply_read(struct smb_request *req);
 902 void reply_read_and_X(struct smb_request *req);
 903 void error_to_writebrawerr(struct smb_request *req);
 904 void reply_writebraw(struct smb_request *req);
 905 void reply_writeunlock(struct smb_request *req);
 906 void reply_write(struct smb_request *req);
 907 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 908                             const uint8_t *inbuf);
 909 void reply_write_and_X(struct smb_request *req);
 910 void reply_lseek(struct smb_request *req);
 911 void reply_flush(struct smb_request *req);
 912 void reply_exit(struct smb_request *req);
 913 void reply_close(struct smb_request *req);
 914 void reply_writeclose(struct smb_request *req);
 915 void reply_lock(struct smb_request *req);
 916 void reply_unlock(struct smb_request *req);
 917 void reply_tdis(struct smb_request *req);
 918 void reply_echo(struct smb_request *req);
 919 void reply_printopen(struct smb_request *req);
 920 void reply_printclose(struct smb_request *req);
 921 void reply_printqueue(struct smb_request *req);
 922 void reply_printwrite(struct smb_request *req);
 923 void reply_mkdir(struct smb_request *req);
 924 void reply_rmdir(struct smb_request *req);
 925 NTSTATUS rename_internals_fsp(connection_struct *conn,
 926                         files_struct *fsp,
 927                         const struct smb_filename *smb_fname_dst_in,
 928                         uint32_t attrs,
 929                         bool replace_if_exists);
 930 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 931                         connection_struct *conn,
 932                         struct smb_request *req,
 933                         struct smb_filename *smb_fname_src,
 934                         struct smb_filename *smb_fname_dst,
 935                         uint32_t attrs,
 936                         bool replace_if_exists,
 937                         bool src_has_wild,
 938                         bool dest_has_wild,
 939                         uint32_t access_mask);
 940 void reply_mv(struct smb_request *req);
 941 NTSTATUS copy_file(TALLOC_CTX *ctx,
 942                         connection_struct *conn,
 943                         struct smb_filename *smb_fname_src,
 944                         struct smb_filename *smb_fname_dst,
 945                         int ofun,
 946                         int count,
 947                         bool target_is_directory);
 948 void reply_copy(struct smb_request *req);
 949 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 950                     bool large_file_format);
 951 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 952                         bool large_file_format);
 953 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 954                          bool large_file_format);
 955 void reply_lockingX(struct smb_request *req);
 956 void reply_readbmpx(struct smb_request *req);
 957 void reply_readbs(struct smb_request *req);
 958 void reply_setattrE(struct smb_request *req);
 959 void reply_writebmpx(struct smb_request *req);
 960 void reply_writebs(struct smb_request *req);
 961 void reply_getattrE(struct smb_request *req);
 962
 963 /* The following definitions come from smbd/seal.c  */
 964
 965 bool is_encrypted_packet(const uint8_t *inbuf);
 966 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
 967 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
 968 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
 969                             char **buf_out);
 970 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 971                                         unsigned char **ppdata,
 972                                         size_t *p_data_size,
 973                                         unsigned char **pparam,
 974                                         size_t *p_param_size);
 975 NTSTATUS srv_encryption_start(connection_struct *conn);
 976 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
 977
 978 /* The following definitions come from smbd/sec_ctx.c  */
 979
 980 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 981 bool push_sec_ctx(void);
 982 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 983 void set_root_sec_ctx(void);
 984 bool pop_sec_ctx(void);
 985 void init_sec_ctx(void);
 986 const struct security_token *sec_ctx_active_token(void);
 987
 988 /* The following definitions come from smbd/server.c  */
 989
 990 struct memcache *smbd_memcache(void);
 991 bool snum_is_shared_printer(int snum);
 992 void delete_and_reload_printers(struct tevent_context *ev,
 993                                 struct messaging_context *msg_ctx);
 994 bool reload_services(struct smbd_server_connection *sconn,
 995                      bool (*snumused) (struct smbd_server_connection *, int),
 996                      bool test);
 997
 998 /* The following definitions come from smbd/server_exit.c  */
 999
1000 void smbd_exit_server(const char *reason) _NORETURN_;
1001 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1002
1003 /* The following definitions come from smbd/service.c  */
1004
1005 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1006 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1007 bool set_current_service(connection_struct *conn, uint16_t flags, bool do_chdir);
1008 void load_registry_shares(void);
1009 int add_home_service(const char *service, const char *username, const char *homedir);
1010 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1011 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1012                                         struct smbXsrv_tcon *tcon,
1013                                         int snum,
1014                                         struct user_struct *vuser,
1015                                         const char *pdev,
1016                                         NTSTATUS *pstatus);
1017 connection_struct *make_connection(struct smb_request *req,
1018                                    NTTIME now,
1019                                    const char *service_in,
1020                                    const char *pdev, uint64_t vuid,
1021                                    NTSTATUS *status);
1022 void close_cnum(connection_struct *conn, uint64_t vuid);
1023
1024 /* The following definitions come from smbd/session.c  */
1025 struct sessionid;
1026 struct smbXsrv_session;
1027 bool session_init(void);
1028 bool session_claim(struct smbXsrv_session *session);
1029 void session_yield(struct smbXsrv_session *session);
1030 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1031 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1032                   const char *machine, struct sessionid **session_list);
1033
1034 /* The following definitions come from smbd/sesssetup.c  */
1035
1036 void reply_sesssetup_and_X(struct smb_request *req);
1037
1038 /* The following definitions come from smbd/share_access.c  */
1039
1040 bool token_contains_name_in_list(const char *username,
1041                                  const char *domain,
1042                                  const char *sharename,
1043                                  const struct security_token *token,
1044                                  const char **list);
1045 bool user_ok_token(const char *username, const char *domain,
1046                    const struct security_token *token, int snum);
1047 bool is_share_read_only_for_token(const char *username,
1048                                   const char *domain,
1049                                   const struct security_token *token,
1050                                   connection_struct *conn);
1051
1052 /* The following definitions come from smbd/srvstr.c  */
1053
1054 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1055                       const char *src, int dest_len, int flags, size_t *ret_len);
1056 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1057
1058 /* The following definitions come from smbd/statcache.c  */
1059
1060 void stat_cache_add( const char *full_orig_name,
1061                 char *translated_path,
1062                 bool case_sensitive);
1063 bool stat_cache_lookup(connection_struct *conn,
1064                         bool posix_paths,
1065                         char **pp_name,
1066                         char **pp_dirpath,
1067                         char **pp_start,
1068                         SMB_STRUCT_STAT *pst);
1069 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1070                                     const char *name);
1071 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1072                                     const char *name);
1073 void stat_cache_delete(const char *name);
1074 struct TDB_DATA;
1075 unsigned int fast_string_hash(struct TDB_DATA *key);
1076 bool reset_stat_cache( void );
1077
1078 /* The following definitions come from smbd/statvfs.c  */
1079
1080 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1081
1082 /* The following definitions come from smbd/trans2.c  */
1083
1084 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1085                           uint32_t access_mask);
1086 NTSTATUS check_access(connection_struct *conn,
1087                                 files_struct *fsp,
1088                                 const struct smb_filename *smb_fname,
1089                                 uint32_t access_mask);
1090 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1091 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1092 bool samba_private_attr_name(const char *unix_ea_name);
1093 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1094                       files_struct *fsp, const char *fname,
1095                       const char *ea_name, struct ea_struct *pea);
1096 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1097                                 files_struct *fsp, const char *fname,
1098                                 char ***pnames, size_t *pnum_names);
1099 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1100                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1101 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1102 void send_trans2_replies(connection_struct *conn,
1103                         struct smb_request *req,
1104                         NTSTATUS status,
1105                          const char *params,
1106                          int paramsize,
1107                          const char *pdata,
1108                          int datasize,
1109                          int max_data_bytes);
1110 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1111 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1112                 connection_struct *conn,
1113                 struct smb_request *req,
1114                 bool overwrite_if_exists,
1115                 const struct smb_filename *smb_fname_old,
1116                 struct smb_filename *smb_fname_new);
1117 NTSTATUS smb_set_file_time(connection_struct *conn,
1118                            files_struct *fsp,
1119                            const struct smb_filename *smb_fname,
1120                            struct smb_file_time *ft,
1121                            bool setting_write_time);
1122 void reply_findclose(struct smb_request *req);
1123 void reply_findnclose(struct smb_request *req);
1124 void reply_trans2(struct smb_request *req);
1125 void reply_transs2(struct smb_request *req);
1126
1127 /* The following definitions come from smbd/uid.c  */
1128
1129 bool change_to_guest(void);
1130 NTSTATUS check_user_share_access(connection_struct *conn,
1131                                 const struct auth_session_info *session_info,
1132                                 uint32_t *p_share_access,
1133                                 bool *p_readonly_share);
1134 bool change_to_user(connection_struct *conn, uint64_t vuid);
1135 bool smbd_change_to_root_user(void);
1136 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1137 bool smbd_unbecome_authenticated_pipe_user(void);
1138 void become_root(void);
1139 void unbecome_root(void);
1140 void smbd_become_root(void);
1141 void smbd_unbecome_root(void);
1142 bool become_user(connection_struct *conn, uint64_t vuid);
1143 bool become_user_by_session(connection_struct *conn,
1144                             const struct auth_session_info *session_info);
1145 bool unbecome_user(void);
1146 uid_t get_current_uid(connection_struct *conn);
1147 gid_t get_current_gid(connection_struct *conn);
1148 const struct security_unix_token *get_current_utok(connection_struct *conn);
1149 const struct security_token *get_current_nttok(connection_struct *conn);
1150 uint64_t get_current_vuid(connection_struct *conn);
1151
1152 /* The following definitions come from smbd/utmp.c  */
1153
1154 void sys_utmp_claim(const char *username, const char *hostname,
1155                     const char *id_str, int id_num);
1156 void sys_utmp_yield(const char *username, const char *hostname,
1157                     const char *id_str, int id_num);
1158
1159 /* The following definitions come from smbd/vfs.c  */
1160
1161 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1162 bool smbd_vfs_init(connection_struct *conn);
1163 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1164 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1165 ssize_t vfs_write_data(struct smb_request *req,
1166                         files_struct *fsp,
1167                         const char *buffer,
1168                         size_t N);
1169 ssize_t vfs_pwrite_data(struct smb_request *req,
1170                         files_struct *fsp,
1171                         const char *buffer,
1172                         size_t N,
1173                         off_t offset);
1174 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1175 int vfs_set_filelen(files_struct *fsp, off_t len);
1176 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1177 int vfs_fill_sparse(files_struct *fsp, off_t len);
1178 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1179 const char *vfs_readdirname(connection_struct *conn, void *p,
1180                             SMB_STRUCT_STAT *sbuf, char **talloced);
1181 int vfs_ChDir(connection_struct *conn, const char *path);
1182 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1183 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1184 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1185                         const char *fname,
1186                         struct smb_request *smbreq);
1187 int vfs_stat_smb_basename(struct connection_struct *conn, const char *fname,
1188                         SMB_STRUCT_STAT *psbuf);
1189 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1190 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1191 NTSTATUS vfs_streaminfo(connection_struct *conn,
1192                         struct files_struct *fsp,
1193                         const char *fname,
1194                         TALLOC_CTX *mem_ctx,
1195                         unsigned int *num_streams,
1196                         struct stream_struct **streams);
1197
1198 /* The following definitions come from smbd/avahi_register.c */
1199
1200 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1201                            uint16_t port);
1202
1203 /* The following definitions come from smbd/smb2_create.c */
1204
1205 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1206                                     TALLOC_CTX *mem_ctx,
1207                                     DATA_BLOB *cookie_blob);
1208 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1209                                         const DATA_BLOB old_cookie,
1210                                         TALLOC_CTX *mem_ctx,
1211                                         DATA_BLOB *new_cookie);
1212 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1213                                        struct smb_request *smb1req,
1214                                        struct smbXsrv_open *op,
1215                                        const DATA_BLOB old_cookie,
1216                                        TALLOC_CTX *mem_ctx,
1217                                        files_struct **result,
1218                                        DATA_BLOB *new_cookie);
1219
1220 #endif /* _SMBD_PROTO_H_ */