source3/smbd/proto.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Main SMB server routines
   4  *
   5  *  Copyright (C) Andrew Tridgell                       1992-2002,2006
   6  *  Copyright (C) Jeremy Allison                        1992-2010
   7  *  Copyright (C) Volker Lendecke                       1993-2009
   8  *  Copyright (C) John H Terpstra                       1995-1998
   9  *  Copyright (C) Luke Kenneth Casson Leighton          1996-1998
  10  *  Copyright (C) Paul Ashton                           1997-1998
  11  *  Copyright (C) Tim Potter                            1999-2000
  12  *  Copyright (C) T.D.Lee@durham.ac.uk                  1999
  13  *  Copyright (C) Ying Chen                             2000
  14  *  Copyright (C) Shirish Kalele                        2000
  15  *  Copyright (C) Andrew Bartlett                       2001-2003
  16  *  Copyright (C) Alexander Bokovoy                     2002,2005
  17  *  Copyright (C) Simo Sorce                            2001-2002,2009
  18  *  Copyright (C) Andreas Gruenbacher                   2002
  19  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>       2002
  20  *  Copyright (C) Martin Pool                           2002
  21  *  Copyright (C) Luke Howard                           2003
  22  *  Copyright (C) Stefan (metze) Metzmacher             2003,2009
  23  *  Copyright (C) Steve French                          2005
  24  *  Copyright (C) Gerald (Jerry) Carter                 2006
  25  *  Copyright (C) James Peach                           2006-2007
  26  *  Copyright (C) Jelmer Vernooij                       2002-2003
  27  *  Copyright (C) Michael Adam                          2007
  28  *  Copyright (C) Rishi Srivatsavai                     2007
  29  *  Copyright (C) Tim Prouty                            2009
  30  *  Copyright (C) Gregor Beck                           2011
  31  *
  32  *  This program is free software; you can redistribute it and/or modify
  33  *  it under the terms of the GNU General Public License as published by
  34  *  the Free Software Foundation; either version 3 of the License, or
  35  *  (at your option) any later version.
  36  *
  37  *  This program is distributed in the hope that it will be useful,
  38  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  39  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  40  *  GNU General Public License for more details.
  41  *
  42  *  You should have received a copy of the GNU General Public License
  43  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  44  */
  45
  46 #ifndef _SMBD_PROTO_H_
  47 #define _SMBD_PROTO_H_
  48
  49 /* The following definitions come from smbd/signing.c  */
  50
  51 struct smbXsrv_connection;
  52
  53 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
  54                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  55 void srv_calculate_sign_mac(struct smbXsrv_connection *conn,
  56                             char *outbuf, uint32_t seqnum);
  57 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
  58 bool srv_init_signing(struct smbXsrv_connection *conn);
  59 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
  60                                 bool allowed, bool mandatory);
  61 bool srv_is_signing_active(struct smbXsrv_connection *conn);
  62 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
  63 void srv_set_signing(struct smbXsrv_connection *conn,
  64                      const DATA_BLOB user_session_key,
  65                      const DATA_BLOB response);
  66
  67 /* The following definitions come from smbd/aio.c  */
  68
  69 struct aio_extra;
  70 bool aio_write_through_requested(struct aio_extra *aio_ex);
  71 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  72                              struct smb_request *req,
  73                              files_struct *fsp, off_t startpos,
  74                              size_t smb_maxcnt);
  75 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  76                               struct smb_request *req,
  77                               files_struct *fsp, const char *data,
  78                               off_t startpos,
  79                               size_t numtowrite);
  80 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  81                                 struct smb_request *smbreq,
  82                                 files_struct *fsp,
  83                                 TALLOC_CTX *ctx,
  84                                 DATA_BLOB *preadbuf,
  85                                 off_t startpos,
  86                                 size_t smb_maxcnt);
  87 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  88                                 struct smb_request *smbreq,
  89                                 files_struct *fsp,
  90                                 uint64_t in_offset,
  91                                 DATA_BLOB in_data,
  92                                 bool write_through);
  93 bool cancel_smb2_aio(struct smb_request *smbreq);
  94 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
  95
  96 /* The following definitions come from smbd/blocking.c  */
  97
  98 void brl_timeout_fn(struct tevent_context *event_ctx,
  99                 struct tevent_timer *te,
 100                 struct timeval now,
 101                 void *private_data);
 102 struct timeval timeval_brl_min(const struct timeval *tv1,
 103                         const struct timeval *tv2);
 104 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 105 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 106                 struct smb_request *req,
 107                 files_struct *fsp,
 108                 int lock_timeout,
 109                 int lock_num,
 110                 uint64_t smblctx,
 111                 enum brl_type lock_type,
 112                 enum brl_flavour lock_flav,
 113                 uint64_t offset,
 114                 uint64_t count,
 115                 uint64_t blocking_smblctx);
 116 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 117                         struct byte_range_lock *br_lck,
 118                         enum file_close_type close_type);
 119 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 120                         struct byte_range_lock *br_lck,
 121                         enum file_close_type close_type);
 122 void remove_pending_lock_requests_by_mid_smb1(
 123         struct smbd_server_connection *sconn, uint64_t mid);
 124 bool blocking_lock_was_deferred_smb1(
 125         struct smbd_server_connection *sconn, uint64_t mid);
 126 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 127                         uint64_t smblctx,
 128                         uint64_t offset,
 129                         uint64_t count,
 130                         enum brl_flavour lock_flav,
 131                         unsigned char locktype,
 132                         NTSTATUS err);
 133
 134 /* The following definitions come from smbd/close.c  */
 135
 136 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 137 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 138                     enum file_close_type close_type);
 139 void msg_close_file(struct messaging_context *msg_ctx,
 140                     void *private_data,
 141                     uint32_t msg_type,
 142                     struct server_id server_id,
 143                     DATA_BLOB *data);
 144 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 145 bool recursive_rmdir(TALLOC_CTX *ctx,
 146                      connection_struct *conn,
 147                      struct smb_filename *smb_dname);
 148
 149 /* The following definitions come from smbd/conn.c  */
 150
 151 int conn_num_open(struct smbd_server_connection *sconn);
 152 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 153 connection_struct *conn_new(struct smbd_server_connection *sconn);
 154 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 155 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 156 void conn_free(connection_struct *conn);
 157 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 158 void msg_force_tdis(struct messaging_context *msg,
 159                     void *private_data,
 160                     uint32_t msg_type,
 161                     struct server_id server_id,
 162                     DATA_BLOB *data);
 163
 164 /* The following definitions come from smbd/connection.c  */
 165
 166 int count_current_connections(const char *sharename, bool verify);
 167 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 168
 169 /* The following definitions come from smbd/dfree.c  */
 170
 171 void disk_norm(uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 172 uint64_t sys_disk_free(connection_struct *conn, const char *path,
 173                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 174 uint64_t get_dfree_info(connection_struct *conn,
 175                         const char *path,
 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_t 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_t 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_t spid,
 195                 const char *wcard, bool wcard_has_wild, uint32_t 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_t dirtype,
 215                 char **pp_fname_out,
 216                 off_t *size,
 217                 uint32_t *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_t 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_t 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_t 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_t 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_t 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_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 283 int error_packet(char *outbuf, uint8_t eclass, uint32_t 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_t eclass, uint32_t ecode,
 287                     int line, const char *file);
 288 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t 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_t 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_name(connection_struct *conn, const char *name);
 330 int get_real_filename(connection_struct *conn, const char *path,
 331                       const char *name, TALLOC_CTX *mem_ctx,
 332                       char **found_name);
 333 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 334                         connection_struct *conn,
 335                         bool dfs_path,
 336                         const char *name_in,
 337                         uint32_t ucf_flags,
 338                         bool *ppath_contains_wcard,
 339                         struct smb_filename **pp_smb_fname);
 340 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 341                         connection_struct *conn,
 342                         struct smb_request *smbreq,
 343                         const char *name_in,
 344                         uint32_t ucf_flags,
 345                         bool *ppath_contains_wcard,
 346                         struct smb_filename **pp_smb_fname);
 347
 348 /* The following definitions come from smbd/files.c  */
 349
 350 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 351                  files_struct **result);
 352 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 353                   files_struct **result);
 354 void file_close_conn(connection_struct *conn);
 355 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
 356                     uint64_t vuid);
 357 bool file_init_global(void);
 358 bool file_init(struct smbd_server_connection *sconn);
 359 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 360 struct files_struct *files_forall(
 361         struct smbd_server_connection *sconn,
 362         struct files_struct *(*fn)(struct files_struct *fsp,
 363                                    void *private_data),
 364         void *private_data);
 365 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 366 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 367                             struct file_id id, unsigned long gen_id);
 368 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 369                                  struct file_id id);
 370 files_struct *file_find_di_next(files_struct *start_fsp);
 371 struct files_struct *file_find_one_fsp_from_lease_key(
 372         struct smbd_server_connection *sconn,
 373         const struct smb2_lease_key *lease_key);
 374 bool file_find_subpath(files_struct *dir_fsp);
 375 void file_sync_all(connection_struct *conn);
 376 void fsp_free(files_struct *fsp);
 377 void file_free(struct smb_request *req, files_struct *fsp);
 378 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 379 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 380                                   uint64_t persistent_id,
 381                                   uint64_t volatile_id);
 382 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 383                                    uint64_t persistent_id,
 384                                    uint64_t volatile_id);
 385 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 386                       uint32_t access_mask, uint32_t share_access,
 387                       uint32_t create_options, files_struct *to);
 388 NTSTATUS file_name_hash(connection_struct *conn,
 389                         const char *name, uint32_t *p_name_hash);
 390 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 391                            const struct smb_filename *smb_fname_in);
 392 const struct GUID *fsp_client_guid(const files_struct *fsp);
 393 uint32_t fsp_lease_type(struct files_struct *fsp);
 394
 395 /* The following definitions come from smbd/ipc.c  */
 396
 397 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 398 void send_trans_reply(connection_struct *conn,
 399                       struct smb_request *req,
 400                       char *rparam, int rparam_len,
 401                       char *rdata, int rdata_len,
 402                       bool buffer_too_large);
 403 void reply_trans(struct smb_request *req);
 404 void reply_transs(struct smb_request *req);
 405
 406 /* The following definitions come from smbd/lanman.c  */
 407
 408 void api_reply(connection_struct *conn, uint64_t vuid,
 409                struct smb_request *req,
 410                char *data, char *params,
 411                int tdscnt, int tpscnt,
 412                int mdrcnt, int mprcnt);
 413
 414 /* The following definitions come from smbd/mangle.c  */
 415
 416 void mangle_reset_cache(void);
 417 void mangle_change_to_posix(void);
 418 bool mangle_is_mangled(const char *s, const struct share_params *p);
 419 bool mangle_is_8_3(const char *fname, bool check_case,
 420                    const struct share_params *p);
 421 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 422                              const struct share_params *p);
 423 bool mangle_must_mangle(const char *fname,
 424                    const struct share_params *p);
 425 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 426                         const char *in,
 427                         char **out, /* talloced on the given context. */
 428                         const struct share_params *p);
 429 bool name_to_8_3(const char *in,
 430                 char out[13],
 431                 bool cache83,
 432                 const struct share_params *p);
 433
 434 /* The following definitions come from smbd/mangle_hash.c  */
 435
 436 const struct mangle_fns *mangle_hash_init(void);
 437
 438 /* The following definitions come from smbd/mangle_hash2.c  */
 439
 440 const struct mangle_fns *mangle_hash2_init(void);
 441 const struct mangle_fns *posix_mangle_init(void);
 442
 443 /* The following definitions come from smbd/message.c  */
 444
 445 void reply_sends(struct smb_request *req);
 446 void reply_sendstrt(struct smb_request *req);
 447 void reply_sendtxt(struct smb_request *req);
 448 void reply_sendend(struct smb_request *req);
 449
 450 /* The following definitions come from smbd/msdfs.c  */
 451
 452 bool is_msdfs_link(connection_struct *conn,
 453                 const char *path,
 454                 SMB_STRUCT_STAT *sbufp);
 455 struct junction_map;
 456 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 457                         const char *dfs_path,
 458                         bool allow_broken_path,
 459                         struct junction_map *jucn,
 460                         int *consumedcntp,
 461                         bool *self_referralp);
 462 int setup_dfs_referral(connection_struct *orig_conn,
 463                         const char *dfs_path,
 464                         int max_referral_level,
 465                         char **ppdata, NTSTATUS *pstatus);
 466 bool create_junction(TALLOC_CTX *ctx,
 467                 const char *dfs_path,
 468                 bool allow_broken_path,
 469                 struct junction_map *jucn);
 470 bool create_msdfs_link(const struct junction_map *jucn);
 471 bool remove_msdfs_link(const struct junction_map *jucn);
 472 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 473 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 474                                 connection_struct *conn,
 475                                 bool dfs_pathnames,
 476                                 const char *name_in,
 477                                 bool allow_wcards,
 478                                 bool allow_broken_path,
 479                                 char **pp_name_out,
 480                                 bool *ppath_contains_wcard);
 481 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 482                             struct tevent_context *ev,
 483                             struct messaging_context *msg,
 484                             connection_struct **pconn,
 485                             int snum,
 486                             const char *path,
 487                             const struct auth_session_info *session_info);
 488 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
 489                                 struct tevent_context *ev,
 490                                 struct messaging_context *msg,
 491                                 connection_struct **pconn,
 492                                 int snum,
 493                                 const char *path,
 494                                 const struct auth_session_info *session_info,
 495                                 char **poldcwd);
 496
 497 /* The following definitions come from smbd/negprot.c  */
 498
 499 void reply_negprot(struct smb_request *req);
 500
 501 /* The following definitions come from smbd/notify.c  */
 502
 503 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 504 void change_notify_reply(struct smb_request *req,
 505                          NTSTATUS error_code,
 506                          uint32_t max_param,
 507                          struct notify_change_buf *notify_buf,
 508                          void (*reply_fn)(struct smb_request *req,
 509                                           NTSTATUS error_code,
 510                                           uint8_t *buf, size_t len));
 511 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
 512                               bool recursive);
 513 NTSTATUS change_notify_add_request(struct smb_request *req,
 514                                 uint32_t max_param,
 515                                 uint32_t filter, bool recursive,
 516                                 struct files_struct *fsp,
 517                                 void (*reply_fn)(struct smb_request *req,
 518                                         NTSTATUS error_code,
 519                                         uint8_t *buf, size_t len));
 520 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 521                                 void *private_data, uint32_t msg_type,
 522                                 struct server_id server_id, DATA_BLOB *data);
 523 void remove_pending_change_notify_requests_by_mid(
 524         struct smbd_server_connection *sconn, uint64_t mid);
 525 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 526                                                   NTSTATUS status);
 527 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 528                   const char *path);
 529 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 530 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 531                                                      struct tevent_context *ev);
 532
 533 /* The following definitions come from smbd/notify_inotify.c  */
 534
 535 int inotify_watch(TALLOC_CTX *mem_ctx,
 536                   struct sys_notify_context *ctx,
 537                   const char *path,
 538                   uint32_t *filter,
 539                   uint32_t *subdir_filter,
 540                   void (*callback)(struct sys_notify_context *ctx,
 541                                    void *private_data,
 542                                    struct notify_event *ev),
 543                   void *private_data,
 544                   void *handle_p);
 545
 546 /* The following definitions come from smbd/notify_internal.c  */
 547
 548 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 549                                    struct messaging_context *messaging_ctx,
 550                                    struct tevent_context *ev);
 551 NTSTATUS notify_add(struct notify_context *notify,
 552                     const char *path, uint32_t filter, uint32_t subdir_filter,
 553                     void (*callback)(void *, struct timespec,
 554                                      const struct notify_event *),
 555                     void *private_data);
 556 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 557 void notify_trigger(struct notify_context *notify,
 558                     uint32_t action, uint32_t filter,
 559                     const char *dir, const char *path);
 560 void notify_walk_idx(struct notify_context *notify,
 561                      void (*fn)(const char *path,
 562                                 uint32_t *vnns, size_t num_vnns,
 563                                 void *private_data),
 564                      void *private_data);
 565 void notify_walk(struct notify_context *notify,
 566                  void (*fn)(const char *path,
 567                             struct notify_db_entry *entries,
 568                             size_t num_entries,
 569                             time_t deleted_time, void *private_data),
 570                  void *private_data);
 571 void notify_cleanup(struct notify_context *notify);
 572
 573 struct tevent_req *notify_cluster_proxy_send(
 574         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
 575         struct notify_context *notify);
 576 int notify_cluster_proxy_recv(struct tevent_req *req);
 577
 578 /* The following definitions come from smbd/ntquotas.c  */
 579
 580 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 581 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 582 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 583 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 584
 585 /* The following definitions come from smbd/nttrans.c  */
 586
 587 void reply_ntcreate_and_X(struct smb_request *req);
 588 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 589                        uint32_t security_info_sent);
 590 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 591                        uint32_t security_info_sent);
 592 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 593 void reply_ntcancel(struct smb_request *req);
 594 void reply_ntrename(struct smb_request *req);
 595 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 596                                         TALLOC_CTX *mem_ctx,
 597                                         files_struct *fsp,
 598                                         uint32_t security_info_wanted,
 599                                         uint32_t max_data_count,
 600                                         uint8_t **ppmarshalled_sd,
 601                                         size_t *psd_size);
 602 void reply_nttrans(struct smb_request *req);
 603 void reply_nttranss(struct smb_request *req);
 604
 605 /* The following definitions come from smbd/open.c  */
 606
 607 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 608                                 const struct smb_filename *smb_fname,
 609                                 bool use_privs,
 610                                 uint32_t access_mask);
 611 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 612                  int flags, mode_t mode);
 613 NTSTATUS fd_close(files_struct *fsp);
 614 void change_file_owner_to_parent(connection_struct *conn,
 615                                  const char *inherit_from_dir,
 616                                  files_struct *fsp);
 617 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 618                                     const char *inherit_from_dir,
 619                                     const char *fname,
 620                                     SMB_STRUCT_STAT *psbuf);
 621 bool is_stat_open(uint32_t access_mask);
 622 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 623                                 const struct share_mode_entry *exclusive,
 624                                 uint16_t break_to);
 625 struct deferred_open_record;
 626 bool is_deferred_open_async(const struct deferred_open_record *rec);
 627 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 628                           struct smb_filename *smb_dname);
 629 void msg_file_was_renamed(struct messaging_context *msg,
 630                           void *private_data,
 631                           uint32_t msg_type,
 632                           struct server_id server_id,
 633                           DATA_BLOB *data);
 634 NTSTATUS open_streams_for_delete(connection_struct *conn,
 635                                  const char *fname);
 636 int find_share_mode_lease(struct share_mode_data *d,
 637                           const struct GUID *client_guid,
 638                           const struct smb2_lease_key *key);
 639 struct share_mode_lease;
 640 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
 641                                  const struct smb2_lease_key *key,
 642                                  const struct share_mode_lease *l);
 643 NTSTATUS create_file_default(connection_struct *conn,
 644                              struct smb_request *req,
 645                              uint16_t root_dir_fid,
 646                              struct smb_filename * smb_fname,
 647                              uint32_t access_mask,
 648                              uint32_t share_access,
 649                              uint32_t create_disposition,
 650                              uint32_t create_options,
 651                              uint32_t file_attributes,
 652                              uint32_t oplock_request,
 653                              struct smb2_lease *lease,
 654                              uint64_t allocation_size,
 655                              uint32_t private_flags,
 656                              struct security_descriptor *sd,
 657                              struct ea_list *ea_list,
 658                              files_struct **result,
 659                              int *pinfo,
 660                              const struct smb2_create_blobs *in_context_blobs,
 661                              struct smb2_create_blobs *out_context_blobs);
 662
 663 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 664                                    struct smb_request *req,
 665                                    uint16_t root_dir_fid,
 666                                    const struct smb_filename *smb_fname,
 667                                    struct smb_filename **smb_fname_out);
 668
 669 /* The following definitions come from smbd/oplock.c  */
 670
 671 uint32_t map_oplock_to_lease_type(uint16_t op_type);
 672 uint32_t get_lease_type(struct share_mode_data *d, struct share_mode_entry *e);
 673 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
 674
 675 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 676 NTSTATUS set_file_oplock(files_struct *fsp);
 677 bool remove_oplock(files_struct *fsp);
 678 bool downgrade_oplock(files_struct *fsp);
 679 bool fsp_lease_update(struct share_mode_lock *lck,
 680                       const struct GUID *client_guid,
 681                       struct fsp_lease *lease);
 682 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 683                         uint32_t num_file_ids,
 684                         const struct file_id *ids,
 685                         const struct smb2_lease_key *key,
 686                         uint32_t lease_state);
 687 void contend_level2_oplocks_begin(files_struct *fsp,
 688                                   enum level2_contention_type type);
 689 void contend_level2_oplocks_end(files_struct *fsp,
 690                                 enum level2_contention_type type);
 691 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 692                                   enum level2_contention_type type);
 693 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 694                                 enum level2_contention_type type);
 695 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 696 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
 697 bool init_oplocks(struct smbd_server_connection *sconn);
 698 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 699
 700 /* The following definitions come from smbd/oplock_irix.c  */
 701
 702 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 703
 704 /* The following definitions come from smbd/oplock_linux.c  */
 705
 706 void linux_set_lease_capability(void);
 707 int linux_set_lease_sighandler(int fd);
 708 int linux_setlease(int fd, int leasetype);
 709 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 710
 711 /* The following definitions come from smbd/password.c  */
 712
 713 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 714                                           uint64_t vuid);
 715 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 716 int register_homes_share(const char *username);
 717
 718 /* The following definitions come from smbd/pipes.c  */
 719
 720 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 721                       struct files_struct **pfsp);
 722 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 723 void reply_pipe_write(struct smb_request *req);
 724 void reply_pipe_write_and_X(struct smb_request *req);
 725 void reply_pipe_read_and_X(struct smb_request *req);
 726
 727 /* The following definitions come from smbd/posix_acls.c  */
 728
 729 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 730 uint32_t map_canon_ace_perms(int snum,
 731                                 enum security_ace_type *pacl_type,
 732                                 mode_t perms,
 733                                 bool directory_ace);
 734 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 735 bool current_user_in_group(connection_struct *conn, gid_t gid);
 736 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 737 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 738                            TALLOC_CTX *mem_ctx,
 739                            struct security_descriptor **ppdesc);
 740 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 741                           uint32_t security_info,
 742                           TALLOC_CTX *mem_ctx,
 743                           struct security_descriptor **ppdesc);
 744 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 745 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 746 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 747 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 748 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 749                        const char *name, mode_t mode);
 750 int fchmod_acl(files_struct *fsp, mode_t mode);
 751 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 752                                 const SMB_STRUCT_STAT *psbuf,
 753                                 uint16_t num_def_acls, const char *pdata);
 754 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16_t num_acls, const char *pdata);
 755 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 756                              uint32_t security_info_wanted,
 757                              struct security_descriptor **sd);
 758 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 759                                         const char *name,
 760                                         SMB_STRUCT_STAT *psbuf,
 761                                         struct security_descriptor **ppdesc);
 762 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 763                                 const char *path_p,
 764                                 TALLOC_CTX *mem_ctx,
 765                                 char **blob_description,
 766                                 DATA_BLOB *blob);
 767 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 768                               files_struct *fsp,
 769                               TALLOC_CTX *mem_ctx,
 770                               char **blob_description,
 771                               DATA_BLOB *blob);
 772
 773 /* The following definitions come from smbd/process.c  */
 774
 775 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 776 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 777 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 778                   bool no_signing, uint32_t seqnum,
 779                   bool do_encrypt,
 780                   struct smb_perfcount_data *pcd);
 781 int srv_set_message(char *buf,
 782                         int num_words,
 783                         int num_bytes,
 784                         bool zero);
 785 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 786                                       uint64_t mid);
 787 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 788                                         uint64_t mid);
 789 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 790 bool get_deferred_open_message_state(struct smb_request *smbreq,
 791                                 struct timeval *p_request_time,
 792                                 struct deferred_open_record **open_rec);
 793 bool push_deferred_open_message_smb(struct smb_request *req,
 794                                struct timeval request_time,
 795                                struct timeval timeout,
 796                                struct file_id id,
 797                                struct deferred_open_record *open_rec);
 798 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 799 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 800 void smb_request_done(struct smb_request *req);
 801 const char *smb_fn_name(int type);
 802 void add_to_common_flags2(uint32_t v);
 803 void remove_from_common_flags2(uint32_t v);
 804 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 805 bool smb1_is_chain(const uint8_t *buf);
 806 bool smb1_walk_chain(const uint8_t *buf,
 807                      bool (*fn)(uint8_t cmd,
 808                                 uint8_t wct, const uint16_t *vwv,
 809                                 uint16_t num_bytes, const uint8_t *bytes,
 810                                 void *private_data),
 811                      void *private_data);
 812 unsigned smb1_chain_length(const uint8_t *buf);
 813 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 814                       struct smbXsrv_connection *xconn,
 815                       bool encrypted, uint32_t seqnum,
 816                       struct smb_request ***reqs, unsigned *num_reqs);
 817 bool req_is_in_chain(const struct smb_request *req);
 818 void smbd_process(struct tevent_context *ev_ctx,
 819                   struct messaging_context *msg_ctx,
 820                   int sock_fd,
 821                   bool interactive);
 822 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 823
 824 /* The following definitions come from smbd/quotas.c  */
 825
 826 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 827 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 828
 829 /* The following definitions come from smbd/reply.c  */
 830
 831 NTSTATUS check_path_syntax(char *path);
 832 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 833 NTSTATUS check_path_syntax_posix(char *path);
 834 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 835                         const char *inbuf,
 836                         uint16_t smb_flags2,
 837                         char **pp_dest,
 838                         const char *src,
 839                         size_t src_len,
 840                         int flags,
 841                         NTSTATUS *err,
 842                         bool *contains_wcard);
 843 size_t srvstr_get_path(TALLOC_CTX *ctx,
 844                         const char *inbuf,
 845                         uint16_t smb_flags2,
 846                         char **pp_dest,
 847                         const char *src,
 848                         size_t src_len,
 849                         int flags,
 850                         NTSTATUS *err);
 851 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 852                                  char **pp_dest, const char *src, int flags,
 853                                  NTSTATUS *err, bool *contains_wcard);
 854 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 855                            char **pp_dest, const char *src, int flags,
 856                            NTSTATUS *err);
 857 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 858                               char **dest, const uint8_t *src, int flags);
 859 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 860                     files_struct *fsp);
 861 bool check_fsp(connection_struct *conn, struct smb_request *req,
 862                files_struct *fsp);
 863 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 864                               files_struct *fsp);
 865 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 866 void reply_tcon(struct smb_request *req);
 867 void reply_tcon_and_X(struct smb_request *req);
 868 void reply_unknown_new(struct smb_request *req, uint8_t type);
 869 void reply_ioctl(struct smb_request *req);
 870 void reply_checkpath(struct smb_request *req);
 871 void reply_getatr(struct smb_request *req);
 872 void reply_setatr(struct smb_request *req);
 873 void reply_dskattr(struct smb_request *req);
 874 void reply_search(struct smb_request *req);
 875 void reply_fclose(struct smb_request *req);
 876 void reply_open(struct smb_request *req);
 877 void reply_open_and_X(struct smb_request *req);
 878 void reply_ulogoffX(struct smb_request *req);
 879 void reply_mknew(struct smb_request *req);
 880 void reply_ctemp(struct smb_request *req);
 881 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 882                           uint32_t dirtype, struct smb_filename *smb_fname,
 883                           bool has_wild);
 884 void reply_unlink(struct smb_request *req);
 885 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 886                       off_t startpos, size_t nread);
 887 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 888                             files_struct *fsp,
 889                             ssize_t nread,
 890                             size_t headersize,
 891                             size_t smb_maxcnt);
 892 void reply_readbraw(struct smb_request *req);
 893 void reply_lockread(struct smb_request *req);
 894 void reply_read(struct smb_request *req);
 895 void reply_read_and_X(struct smb_request *req);
 896 void error_to_writebrawerr(struct smb_request *req);
 897 void reply_writebraw(struct smb_request *req);
 898 void reply_writeunlock(struct smb_request *req);
 899 void reply_write(struct smb_request *req);
 900 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 901                             const uint8_t *inbuf);
 902 void reply_write_and_X(struct smb_request *req);
 903 void reply_lseek(struct smb_request *req);
 904 void reply_flush(struct smb_request *req);
 905 void reply_exit(struct smb_request *req);
 906 void reply_close(struct smb_request *req);
 907 void reply_writeclose(struct smb_request *req);
 908 void reply_lock(struct smb_request *req);
 909 void reply_unlock(struct smb_request *req);
 910 void reply_tdis(struct smb_request *req);
 911 void reply_echo(struct smb_request *req);
 912 void reply_printopen(struct smb_request *req);
 913 void reply_printclose(struct smb_request *req);
 914 void reply_printqueue(struct smb_request *req);
 915 void reply_printwrite(struct smb_request *req);
 916 void reply_mkdir(struct smb_request *req);
 917 void reply_rmdir(struct smb_request *req);
 918 NTSTATUS rename_internals_fsp(connection_struct *conn,
 919                         files_struct *fsp,
 920                         const struct smb_filename *smb_fname_dst_in,
 921                         uint32_t attrs,
 922                         bool replace_if_exists);
 923 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 924                         connection_struct *conn,
 925                         struct smb_request *req,
 926                         struct smb_filename *smb_fname_src,
 927                         struct smb_filename *smb_fname_dst,
 928                         uint32_t attrs,
 929                         bool replace_if_exists,
 930                         bool src_has_wild,
 931                         bool dest_has_wild,
 932                         uint32_t access_mask);
 933 void reply_mv(struct smb_request *req);
 934 NTSTATUS copy_file(TALLOC_CTX *ctx,
 935                         connection_struct *conn,
 936                         struct smb_filename *smb_fname_src,
 937                         struct smb_filename *smb_fname_dst,
 938                         int ofun,
 939                         int count,
 940                         bool target_is_directory);
 941 void reply_copy(struct smb_request *req);
 942 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 943                     bool large_file_format);
 944 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 945                         bool large_file_format);
 946 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 947                          bool large_file_format);
 948 void reply_lockingX(struct smb_request *req);
 949 void reply_readbmpx(struct smb_request *req);
 950 void reply_readbs(struct smb_request *req);
 951 void reply_setattrE(struct smb_request *req);
 952 void reply_writebmpx(struct smb_request *req);
 953 void reply_writebs(struct smb_request *req);
 954 void reply_getattrE(struct smb_request *req);
 955
 956 /* The following definitions come from smbd/seal.c  */
 957
 958 bool is_encrypted_packet(const uint8_t *inbuf);
 959 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
 960 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
 961 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
 962                             char **buf_out);
 963 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 964                                         unsigned char **ppdata,
 965                                         size_t *p_data_size,
 966                                         unsigned char **pparam,
 967                                         size_t *p_param_size);
 968 NTSTATUS srv_encryption_start(connection_struct *conn);
 969 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
 970
 971 /* The following definitions come from smbd/sec_ctx.c  */
 972
 973 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 974 bool push_sec_ctx(void);
 975 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 976 void set_root_sec_ctx(void);
 977 bool pop_sec_ctx(void);
 978 void init_sec_ctx(void);
 979 const struct security_token *sec_ctx_active_token(void);
 980
 981 /* The following definitions come from smbd/server.c  */
 982
 983 struct memcache *smbd_memcache(void);
 984 bool snum_is_shared_printer(int snum);
 985 void delete_and_reload_printers(struct tevent_context *ev,
 986                                 struct messaging_context *msg_ctx);
 987 bool reload_services(struct smbd_server_connection *sconn,
 988                      bool (*snumused) (struct smbd_server_connection *, int),
 989                      bool test);
 990
 991 /* The following definitions come from smbd/server_exit.c  */
 992
 993 void smbd_exit_server(const char *reason) _NORETURN_;
 994 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
 995
 996 /* The following definitions come from smbd/service.c  */
 997
 998 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 999 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1000 bool set_current_service(connection_struct *conn, uint16_t flags, bool do_chdir);
1001 void load_registry_shares(void);
1002 int add_home_service(const char *service, const char *username, const char *homedir);
1003 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1004 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1005                                         struct smbXsrv_tcon *tcon,
1006                                         int snum,
1007                                         struct user_struct *vuser,
1008                                         const char *pdev,
1009                                         NTSTATUS *pstatus);
1010 connection_struct *make_connection(struct smb_request *req,
1011                                    NTTIME now,
1012                                    const char *service_in,
1013                                    const char *pdev, uint64_t vuid,
1014                                    NTSTATUS *status);
1015 void close_cnum(connection_struct *conn, uint64_t vuid);
1016
1017 /* The following definitions come from smbd/session.c  */
1018 struct sessionid;
1019 struct smbXsrv_session;
1020 bool session_init(void);
1021 bool session_claim(struct smbXsrv_session *session);
1022 void session_yield(struct smbXsrv_session *session);
1023 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1024 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1025                   const char *machine, struct sessionid **session_list);
1026
1027 /* The following definitions come from smbd/sesssetup.c  */
1028
1029 void reply_sesssetup_and_X(struct smb_request *req);
1030
1031 /* The following definitions come from smbd/share_access.c  */
1032
1033 bool token_contains_name_in_list(const char *username,
1034                                  const char *domain,
1035                                  const char *sharename,
1036                                  const struct security_token *token,
1037                                  const char **list);
1038 bool user_ok_token(const char *username, const char *domain,
1039                    const struct security_token *token, int snum);
1040 bool is_share_read_only_for_token(const char *username,
1041                                   const char *domain,
1042                                   const struct security_token *token,
1043                                   connection_struct *conn);
1044
1045 /* The following definitions come from smbd/srvstr.c  */
1046
1047 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1048                       const char *src, int dest_len, int flags, size_t *ret_len);
1049 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1050
1051 /* The following definitions come from smbd/statcache.c  */
1052
1053 void stat_cache_add( const char *full_orig_name,
1054                 char *translated_path,
1055                 bool case_sensitive);
1056 bool stat_cache_lookup(connection_struct *conn,
1057                         bool posix_paths,
1058                         char **pp_name,
1059                         char **pp_dirpath,
1060                         char **pp_start,
1061                         SMB_STRUCT_STAT *pst);
1062 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1063                                     const char *name);
1064 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1065                                     const char *name);
1066 void stat_cache_delete(const char *name);
1067 struct TDB_DATA;
1068 unsigned int fast_string_hash(struct TDB_DATA *key);
1069 bool reset_stat_cache( void );
1070
1071 /* The following definitions come from smbd/statvfs.c  */
1072
1073 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1074
1075 /* The following definitions come from smbd/trans2.c  */
1076
1077 NTSTATUS check_access(connection_struct *conn,
1078                                 files_struct *fsp,
1079                                 const struct smb_filename *smb_fname,
1080                                 uint32_t access_mask);
1081 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1082 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1083 bool samba_private_attr_name(const char *unix_ea_name);
1084 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1085                       files_struct *fsp, const char *fname,
1086                       const char *ea_name, struct ea_struct *pea);
1087 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1088                                 files_struct *fsp, const char *fname,
1089                                 char ***pnames, size_t *pnum_names);
1090 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1091                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1092 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1093 void send_trans2_replies(connection_struct *conn,
1094                         struct smb_request *req,
1095                         NTSTATUS status,
1096                          const char *params,
1097                          int paramsize,
1098                          const char *pdata,
1099                          int datasize,
1100                          int max_data_bytes);
1101 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1102 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1103                 connection_struct *conn,
1104                 struct smb_request *req,
1105                 bool overwrite_if_exists,
1106                 const struct smb_filename *smb_fname_old,
1107                 struct smb_filename *smb_fname_new);
1108 NTSTATUS smb_set_file_time(connection_struct *conn,
1109                            files_struct *fsp,
1110                            const struct smb_filename *smb_fname,
1111                            struct smb_file_time *ft,
1112                            bool setting_write_time);
1113 void reply_findclose(struct smb_request *req);
1114 void reply_findnclose(struct smb_request *req);
1115 void reply_trans2(struct smb_request *req);
1116 void reply_transs2(struct smb_request *req);
1117
1118 /* The following definitions come from smbd/uid.c  */
1119
1120 bool change_to_guest(void);
1121 NTSTATUS check_user_share_access(connection_struct *conn,
1122                                 const struct auth_session_info *session_info,
1123                                 uint32_t *p_share_access,
1124                                 bool *p_readonly_share);
1125 bool change_to_user(connection_struct *conn, uint64_t vuid);
1126 bool smbd_change_to_root_user(void);
1127 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1128 bool smbd_unbecome_authenticated_pipe_user(void);
1129 void become_root(void);
1130 void unbecome_root(void);
1131 void smbd_become_root(void);
1132 void smbd_unbecome_root(void);
1133 bool become_user(connection_struct *conn, uint64_t vuid);
1134 bool become_user_by_session(connection_struct *conn,
1135                             const struct auth_session_info *session_info);
1136 bool unbecome_user(void);
1137 uid_t get_current_uid(connection_struct *conn);
1138 gid_t get_current_gid(connection_struct *conn);
1139 const struct security_unix_token *get_current_utok(connection_struct *conn);
1140 const struct security_token *get_current_nttok(connection_struct *conn);
1141 uint64_t get_current_vuid(connection_struct *conn);
1142
1143 /* The following definitions come from smbd/utmp.c  */
1144
1145 void sys_utmp_claim(const char *username, const char *hostname,
1146                     const char *id_str, int id_num);
1147 void sys_utmp_yield(const char *username, const char *hostname,
1148                     const char *id_str, int id_num);
1149
1150 /* The following definitions come from smbd/vfs.c  */
1151
1152 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1153 bool smbd_vfs_init(connection_struct *conn);
1154 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1155 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1156 ssize_t vfs_write_data(struct smb_request *req,
1157                         files_struct *fsp,
1158                         const char *buffer,
1159                         size_t N);
1160 ssize_t vfs_pwrite_data(struct smb_request *req,
1161                         files_struct *fsp,
1162                         const char *buffer,
1163                         size_t N,
1164                         off_t offset);
1165 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1166 int vfs_set_filelen(files_struct *fsp, off_t len);
1167 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1168 int vfs_fill_sparse(files_struct *fsp, off_t len);
1169 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1170 const char *vfs_readdirname(connection_struct *conn, void *p,
1171                             SMB_STRUCT_STAT *sbuf, char **talloced);
1172 int vfs_ChDir(connection_struct *conn, const char *path);
1173 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1174 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1175 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1176                         const char *fname,
1177                         struct smb_request *smbreq);
1178 int vfs_stat_smb_basename(struct connection_struct *conn, const char *fname,
1179                         SMB_STRUCT_STAT *psbuf);
1180 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1181 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1182 NTSTATUS vfs_streaminfo(connection_struct *conn,
1183                         struct files_struct *fsp,
1184                         const char *fname,
1185                         TALLOC_CTX *mem_ctx,
1186                         unsigned int *num_streams,
1187                         struct stream_struct **streams);
1188
1189 /* The following definitions come from smbd/avahi_register.c */
1190
1191 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1192                            uint16_t port);
1193
1194 /* The following definitions come from smbd/smb2_create.c */
1195
1196 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1197                                     TALLOC_CTX *mem_ctx,
1198                                     DATA_BLOB *cookie_blob);
1199 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1200                                         const DATA_BLOB old_cookie,
1201                                         TALLOC_CTX *mem_ctx,
1202                                         DATA_BLOB *new_cookie);
1203 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1204                                        struct smb_request *smb1req,
1205                                        struct smbXsrv_open *op,
1206                                        const DATA_BLOB old_cookie,
1207                                        TALLOC_CTX *mem_ctx,
1208                                        files_struct **result,
1209                                        DATA_BLOB *new_cookie);
1210
1211 #endif /* _SMBD_PROTO_H_ */