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,
 145                         const struct smb_filename *smb_fname);
 146 bool recursive_rmdir(TALLOC_CTX *ctx,
 147                      connection_struct *conn,
 148                      struct smb_filename *smb_dname);
 149
 150 /* The following definitions come from smbd/conn.c  */
 151
 152 int conn_num_open(struct smbd_server_connection *sconn);
 153 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 154 connection_struct *conn_new(struct smbd_server_connection *sconn);
 155 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 156 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 157 void conn_free(connection_struct *conn);
 158 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 159 void msg_force_tdis(struct messaging_context *msg,
 160                     void *private_data,
 161                     uint32_t msg_type,
 162                     struct server_id server_id,
 163                     DATA_BLOB *data);
 164
 165 /* The following definitions come from smbd/connection.c  */
 166
 167 int count_current_connections(const char *sharename, bool verify);
 168 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 169
 170 /* The following definitions come from smbd/dfree.c  */
 171
 172 uint64_t sys_disk_free(connection_struct *conn, struct smb_filename *fname,
 173                        uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 174 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 175                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 176 void flush_dfree_cache(void);
 177
 178 /* The following definitions come from smbd/dir.c  */
 179
 180 bool init_dptrs(struct smbd_server_connection *sconn);
 181 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 182 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 183 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 184 void dptr_close(struct smbd_server_connection *sconn, int *key);
 185 void dptr_closecnum(connection_struct *conn);
 186 void dptr_idlecnum(connection_struct *conn);
 187 void dptr_closepath(struct smbd_server_connection *sconn,
 188                     char *path,uint16_t spid);
 189 NTSTATUS dptr_create(connection_struct *conn,
 190                 struct smb_request *req,
 191                 files_struct *fsp,
 192                 const struct smb_filename *smb_dname,
 193                 bool old_handle,
 194                 bool expect_close,
 195                 uint16_t spid,
 196                 const char *wcard,
 197                 bool wcard_has_wild,
 198                 uint32_t attr,
 199                 struct dptr_struct **dptr_ret);
 200 void dptr_CloseDir(files_struct *fsp);
 201 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 202 long dptr_TellDir(struct dptr_struct *dptr);
 203 bool dptr_has_wild(struct dptr_struct *dptr);
 204 int dptr_dnum(struct dptr_struct *dptr);
 205 bool dptr_get_priv(struct dptr_struct *dptr);
 206 void dptr_set_priv(struct dptr_struct *dptr);
 207 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 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,
 226                         connection_struct *conn,
 227                         const struct smb_filename *smb_fname,
 228                         const char *mask,
 229                         uint32_t attr);
 230 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 231                         SMB_STRUCT_STAT *sbuf, char **talloced);
 232 void RewindDir(struct smb_Dir *dirp, long *poffset);
 233 void SeekDir(struct smb_Dir *dirp, long offset);
 234 long TellDir(struct smb_Dir *dirp);
 235 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 236 NTSTATUS can_delete_directory(struct connection_struct *conn,
 237                                 const char *dirname);
 238 bool have_file_open_below(connection_struct *conn,
 239                         const struct smb_filename *name);
 240
 241 /* The following definitions come from smbd/dmapi.c  */
 242
 243 const void *dmapi_get_current_session(void);
 244 bool dmapi_have_session(void);
 245 bool dmapi_new_session(void);
 246 bool dmapi_destroy_session(void);
 247 uint32_t dmapi_file_flags(const char * const path);
 248
 249 /* The following definitions come from smbd/dnsregister.c  */
 250
 251 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 252                                   TALLOC_CTX *mem_ctx,
 253                                   uint16_t port);
 254
 255 /* The following definitions come from smbd/dosmode.c  */
 256
 257 mode_t unix_mode(connection_struct *conn, int dosmode,
 258                  const struct smb_filename *smb_fname,
 259                  const char *inherit_from_dir);
 260 uint32_t dos_mode_msdfs(connection_struct *conn,
 261                       const struct smb_filename *smb_fname);
 262 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 263 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 264                                     struct smb_vfs_ev_glue *evg,
 265                                     files_struct *dir_fsp,
 266                                     struct smb_filename *smb_fname);
 267 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 268 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 269                      uint32_t dosmode, const char *parent_dir, bool newfile);
 270 NTSTATUS file_set_sparse(connection_struct *conn,
 271                          struct files_struct *fsp,
 272                          bool sparse);
 273 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 274                 struct smb_file_time *ft);
 275 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 276 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 277                                struct timespec mtime);
 278
 279 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
 280                               struct smb_filename *smb_fname,
 281                               uint32_t *pattr);
 282 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 283                               const struct smb_filename *smb_fname,
 284                               uint32_t dosmode);
 285
 286 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 287                                 const struct smb_filename *smb_fname,
 288                                 struct timespec create_time);
 289
 290 struct timespec get_create_timespec(connection_struct *conn,
 291                                 struct files_struct *fsp,
 292                                 const struct smb_filename *smb_fname);
 293
 294 struct timespec get_change_timespec(connection_struct *conn,
 295                                 struct files_struct *fsp,
 296                                 const struct smb_filename *smb_fname);
 297
 298 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 299                                   DATA_BLOB blob,
 300                                   uint32_t *pattr);
 301
 302 /* The following definitions come from smbd/error.c  */
 303
 304 bool use_nt_status(void);
 305 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 306 size_t error_packet(char *outbuf,
 307                     uint8_t eclass,
 308                     uint32_t ecode,
 309                     NTSTATUS ntstatus,
 310                     int line,
 311                     const char *file);
 312 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 313                     int line, const char *file);
 314 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 315                     int line, const char *file);
 316 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 317                       NTSTATUS status, int line, const char *file);
 318 void reply_openerror(struct smb_request *req, NTSTATUS status);
 319
 320 /* The following definitions come from smbd/file_access.c  */
 321
 322 bool can_delete_file_in_directory(connection_struct *conn,
 323                                   const struct smb_filename *smb_fname);
 324 bool can_write_to_file(connection_struct *conn,
 325                        const struct smb_filename *smb_fname);
 326 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 327 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 328
 329 /* The following definitions come from smbd/fileio.c  */
 330
 331 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 332 void fsp_flush_write_time_update(struct files_struct *fsp);
 333 void trigger_write_time_update(struct files_struct *fsp);
 334 void trigger_write_time_update_immediate(struct files_struct *fsp);
 335 void mark_file_modified(files_struct *fsp);
 336 ssize_t write_file(struct smb_request *req,
 337                         files_struct *fsp,
 338                         const char *data,
 339                         off_t pos,
 340                         size_t n);
 341 void delete_write_cache(files_struct *fsp);
 342 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 343 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 344 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 345 int fsp_stat(files_struct *fsp);
 346
 347 /* The following definitions come from smbd/filename.c  */
 348
 349 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 350 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 351 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 352                       connection_struct *conn,
 353                       const char *orig_path,
 354                       struct smb_filename **smb_fname,
 355                       uint32_t ucf_flags);
 356 NTSTATUS check_name(connection_struct *conn,
 357                         const struct smb_filename *smb_fname);
 358 int get_real_filename(connection_struct *conn, const char *path,
 359                       const char *name, TALLOC_CTX *mem_ctx,
 360                       char **found_name);
 361 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 362                         connection_struct *conn,
 363                         const char *name_in,
 364                         uint32_t ucf_flags,
 365                         bool *ppath_contains_wcard,
 366                         struct smb_filename **pp_smb_fname);
 367 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 368                         connection_struct *conn,
 369                         struct smb_request *smbreq,
 370                         const char *name_in,
 371                         uint32_t ucf_flags,
 372                         bool *ppath_contains_wcard,
 373                         struct smb_filename **pp_smb_fname);
 374
 375 /* The following definitions come from smbd/files.c  */
 376
 377 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 378                  files_struct **result);
 379 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 380                   files_struct **result);
 381 void file_close_conn(connection_struct *conn);
 382 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
 383                     uint64_t vuid);
 384 bool file_init_global(void);
 385 bool file_init(struct smbd_server_connection *sconn);
 386 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 387 struct files_struct *files_forall(
 388         struct smbd_server_connection *sconn,
 389         struct files_struct *(*fn)(struct files_struct *fsp,
 390                                    void *private_data),
 391         void *private_data);
 392 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 393 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 394                             struct file_id id, unsigned long gen_id);
 395 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 396                                  struct file_id id);
 397 files_struct *file_find_di_next(files_struct *start_fsp);
 398 struct files_struct *file_find_one_fsp_from_lease_key(
 399         struct smbd_server_connection *sconn,
 400         const struct smb2_lease_key *lease_key);
 401 bool file_find_subpath(files_struct *dir_fsp);
 402 void file_sync_all(connection_struct *conn);
 403 void fsp_free(files_struct *fsp);
 404 void file_free(struct smb_request *req, files_struct *fsp);
 405 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 406 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 407                                   uint64_t persistent_id,
 408                                   uint64_t volatile_id);
 409 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 410                                    uint64_t persistent_id,
 411                                    uint64_t volatile_id);
 412 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 413                       uint32_t access_mask, uint32_t share_access,
 414                       uint32_t create_options, files_struct *to);
 415 NTSTATUS file_name_hash(connection_struct *conn,
 416                         const char *name, uint32_t *p_name_hash);
 417 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 418                            const struct smb_filename *smb_fname_in);
 419 const struct GUID *fsp_client_guid(const files_struct *fsp);
 420 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 421
 422 /* The following definitions come from smbd/ipc.c  */
 423
 424 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 425 void send_trans_reply(connection_struct *conn,
 426                       struct smb_request *req,
 427                       char *rparam, int rparam_len,
 428                       char *rdata, int rdata_len,
 429                       bool buffer_too_large);
 430 void reply_trans(struct smb_request *req);
 431 void reply_transs(struct smb_request *req);
 432
 433 /* The following definitions come from smbd/lanman.c  */
 434
 435 void api_reply(connection_struct *conn, uint64_t vuid,
 436                struct smb_request *req,
 437                char *data, char *params,
 438                int tdscnt, int tpscnt,
 439                int mdrcnt, int mprcnt);
 440
 441 /* The following definitions come from smbd/mangle.c  */
 442
 443 void mangle_reset_cache(void);
 444 void mangle_change_to_posix(void);
 445 bool mangle_is_mangled(const char *s, const struct share_params *p);
 446 bool mangle_is_8_3(const char *fname, bool check_case,
 447                    const struct share_params *p);
 448 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 449                              const struct share_params *p);
 450 bool mangle_must_mangle(const char *fname,
 451                    const struct share_params *p);
 452 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 453                         const char *in,
 454                         char **out, /* talloced on the given context. */
 455                         const struct share_params *p);
 456 bool name_to_8_3(const char *in,
 457                 char out[13],
 458                 bool cache83,
 459                 const struct share_params *p);
 460
 461 /* The following definitions come from smbd/mangle_hash.c  */
 462
 463 const struct mangle_fns *mangle_hash_init(void);
 464
 465 /* The following definitions come from smbd/mangle_hash2.c  */
 466
 467 const struct mangle_fns *mangle_hash2_init(void);
 468 const struct mangle_fns *posix_mangle_init(void);
 469
 470 /* The following definitions come from smbd/message.c  */
 471
 472 void reply_sends(struct smb_request *req);
 473 void reply_sendstrt(struct smb_request *req);
 474 void reply_sendtxt(struct smb_request *req);
 475 void reply_sendend(struct smb_request *req);
 476
 477 /* The following definitions come from smbd/msdfs.c  */
 478
 479 bool is_msdfs_link(connection_struct *conn,
 480                 struct smb_filename *smb_fname);
 481 struct junction_map;
 482 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 483                            const char *dfs_path,
 484                            const struct tsocket_address *remote_address,
 485                            const struct tsocket_address *local_address,
 486                            bool allow_broken_path,
 487                            struct junction_map *jucn,
 488                            int *consumedcntp,
 489                            bool *self_referralp);
 490 int setup_dfs_referral(connection_struct *orig_conn,
 491                         const char *dfs_path,
 492                         int max_referral_level,
 493                         char **ppdata, NTSTATUS *pstatus);
 494 bool create_junction(TALLOC_CTX *ctx,
 495                 const char *dfs_path,
 496                 bool allow_broken_path,
 497                 struct junction_map *jucn);
 498 bool create_msdfs_link(const struct junction_map *jucn);
 499 bool remove_msdfs_link(const struct junction_map *jucn);
 500 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 501 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 502                                 connection_struct *conn,
 503                                 const char *name_in,
 504                                 uint32_t ucf_flags,
 505                                 bool allow_broken_path,
 506                                 char **pp_name_out,
 507                                 bool *ppath_contains_wcard);
 508 struct connection_struct;
 509 struct smb_filename;
 510 struct conn_struct_tos {
 511         struct connection_struct *conn;
 512         struct smb_filename *oldcwd_fname;
 513 };
 514 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 515                                 int snum,
 516                                 const char *path,
 517                                 const struct auth_session_info *session_info,
 518                                 struct conn_struct_tos **_c);
 519 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 520                                     int snum,
 521                                     const char *path,
 522                                     const struct auth_session_info *session_info,
 523                                     struct conn_struct_tos **_c);
 524
 525 /* The following definitions come from smbd/negprot.c  */
 526
 527 void reply_negprot(struct smb_request *req);
 528
 529 /* The following definitions come from smbd/notify.c  */
 530
 531 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 532 void change_notify_reply(struct smb_request *req,
 533                          NTSTATUS error_code,
 534                          uint32_t max_param,
 535                          struct notify_change_buf *notify_buf,
 536                          void (*reply_fn)(struct smb_request *req,
 537                                           NTSTATUS error_code,
 538                                           uint8_t *buf, size_t len));
 539 void notify_callback(struct smbd_server_connection *sconn,
 540                      void *private_data, struct timespec when,
 541                      const struct notify_event *e);
 542 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
 543                               bool recursive);
 544 NTSTATUS change_notify_add_request(struct smb_request *req,
 545                                 uint32_t max_param,
 546                                 uint32_t filter, bool recursive,
 547                                 struct files_struct *fsp,
 548                                 void (*reply_fn)(struct smb_request *req,
 549                                         NTSTATUS error_code,
 550                                         uint8_t *buf, size_t len));
 551 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 552                                 void *private_data, uint32_t msg_type,
 553                                 struct server_id server_id, DATA_BLOB *data);
 554 void smbd_notifyd_restarted(struct messaging_context *msg,
 555                             void *private_data, uint32_t msg_type,
 556                             struct server_id server_id, DATA_BLOB *data);
 557 void remove_pending_change_notify_requests_by_mid(
 558         struct smbd_server_connection *sconn, uint64_t mid);
 559 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 560                                                   NTSTATUS status);
 561 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 562                   const char *path);
 563 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 564 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 565                                                      struct tevent_context *ev);
 566
 567 /* The following definitions come from smbd/notify_inotify.c  */
 568
 569 int inotify_watch(TALLOC_CTX *mem_ctx,
 570                   struct sys_notify_context *ctx,
 571                   const char *path,
 572                   uint32_t *filter,
 573                   uint32_t *subdir_filter,
 574                   void (*callback)(struct sys_notify_context *ctx,
 575                                    void *private_data,
 576                                    struct notify_event *ev,
 577                                    uint32_t filter),
 578                   void *private_data,
 579                   void *handle_p);
 580
 581 int fam_watch(TALLOC_CTX *mem_ctx,
 582               struct sys_notify_context *ctx,
 583               const char *path,
 584               uint32_t *filter,
 585               uint32_t *subdir_filter,
 586               void (*callback)(struct sys_notify_context *ctx,
 587                                void *private_data,
 588                                struct notify_event *ev,
 589                                uint32_t filter),
 590               void *private_data,
 591               void *handle_p);
 592
 593
 594 /* The following definitions come from smbd/notify_internal.c  */
 595
 596 struct notify_context *notify_init(
 597         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 598         struct smbd_server_connection *sconn,
 599         void (*callback)(struct smbd_server_connection *sconn,
 600                          void *, struct timespec,
 601                          const struct notify_event *));
 602 NTSTATUS notify_add(struct notify_context *ctx,
 603                     const char *path, uint32_t filter, uint32_t subdir_filter,
 604                     void *private_data);
 605 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 606                        char *path);
 607 void notify_trigger(struct notify_context *notify,
 608                     uint32_t action, uint32_t filter,
 609                     const char *dir, const char *path);
 610
 611 struct notify_instance;
 612 NTSTATUS notify_walk(struct notify_context *notify,
 613                      bool (*fn)(const char *path, struct server_id server,
 614                                 const struct notify_instance *instance,
 615                                 void *private_data),
 616                      void *private_data);
 617
 618 /* The following definitions come from smbd/ntquotas.c  */
 619
 620 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 621                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 622 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 623 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 624 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 625
 626 /* The following definitions come from smbd/nttrans.c  */
 627
 628 void reply_ntcreate_and_X(struct smb_request *req);
 629 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 630                        uint32_t security_info_sent);
 631 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 632                        uint32_t security_info_sent);
 633 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 634 void reply_ntcancel(struct smb_request *req);
 635 void reply_ntrename(struct smb_request *req);
 636 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 637                                         TALLOC_CTX *mem_ctx,
 638                                         files_struct *fsp,
 639                                         uint32_t security_info_wanted,
 640                                         uint32_t max_data_count,
 641                                         uint8_t **ppmarshalled_sd,
 642                                         size_t *psd_size);
 643 #ifdef HAVE_SYS_QUOTAS
 644
 645 struct smb2_query_quota_info;
 646
 647 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 648                                      files_struct *fsp,
 649                                      bool restart_scan,
 650                                      bool return_single,
 651                                      uint32_t sid_list_length,
 652                                      DATA_BLOB *sidbuffer,
 653                                      uint32_t max_data_count,
 654                                      uint8_t **p_data,
 655                                      uint32_t *p_data_size);
 656 #endif
 657 void reply_nttrans(struct smb_request *req);
 658 void reply_nttranss(struct smb_request *req);
 659
 660 /* The following definitions come from smbd/open.c  */
 661
 662 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 663                                 const struct smb_filename *smb_fname,
 664                                 bool use_privs,
 665                                 uint32_t access_mask);
 666 NTSTATUS check_parent_access(struct connection_struct *conn,
 667                                 struct smb_filename *smb_fname,
 668                                 uint32_t access_mask);
 669 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 670                  int flags, mode_t mode);
 671 NTSTATUS fd_close(files_struct *fsp);
 672 void change_file_owner_to_parent(connection_struct *conn,
 673                                  const char *inherit_from_dir,
 674                                  files_struct *fsp);
 675 bool is_stat_open(uint32_t access_mask);
 676 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 677                             const struct file_id *id,
 678                             const struct share_mode_entry *exclusive,
 679                             uint16_t break_to);
 680 struct deferred_open_record;
 681 bool is_deferred_open_async(const struct deferred_open_record *rec);
 682 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 683                           struct smb_filename *smb_dname);
 684 void msg_file_was_renamed(struct messaging_context *msg,
 685                           void *private_data,
 686                           uint32_t msg_type,
 687                           struct server_id server_id,
 688                           DATA_BLOB *data);
 689 int find_share_mode_lease(struct share_mode_data *d,
 690                           const struct GUID *client_guid,
 691                           const struct smb2_lease_key *key);
 692 struct share_mode_lease;
 693 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
 694                                  const struct smb2_lease_key *key,
 695                                  const struct share_mode_lease *l);
 696 NTSTATUS create_file_default(connection_struct *conn,
 697                              struct smb_request *req,
 698                              uint16_t root_dir_fid,
 699                              struct smb_filename * smb_fname,
 700                              uint32_t access_mask,
 701                              uint32_t share_access,
 702                              uint32_t create_disposition,
 703                              uint32_t create_options,
 704                              uint32_t file_attributes,
 705                              uint32_t oplock_request,
 706                              struct smb2_lease *lease,
 707                              uint64_t allocation_size,
 708                              uint32_t private_flags,
 709                              struct security_descriptor *sd,
 710                              struct ea_list *ea_list,
 711                              files_struct **result,
 712                              int *pinfo,
 713                              const struct smb2_create_blobs *in_context_blobs,
 714                              struct smb2_create_blobs *out_context_blobs);
 715
 716 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 717                                    struct smb_request *req,
 718                                    uint16_t root_dir_fid,
 719                                    const struct smb_filename *smb_fname,
 720                                    struct smb_filename **smb_fname_out);
 721
 722 /* The following definitions come from smbd/oplock.c  */
 723
 724 uint32_t get_lease_type(const struct share_mode_data *d,
 725                         const struct share_mode_entry *e);
 726 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
 727
 728 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 729 NTSTATUS set_file_oplock(files_struct *fsp);
 730 bool remove_oplock_under_lock(files_struct *fsp, struct share_mode_lock *lck);
 731 bool remove_oplock(files_struct *fsp);
 732 bool downgrade_oplock(files_struct *fsp);
 733 bool fsp_lease_update(struct share_mode_lock *lck,
 734                       const struct GUID *client_guid,
 735                       struct fsp_lease *lease);
 736 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 737                         uint32_t num_file_ids,
 738                         const struct file_id *ids,
 739                         const struct smb2_lease_key *key,
 740                         uint32_t lease_state);
 741 void contend_level2_oplocks_begin(files_struct *fsp,
 742                                   enum level2_contention_type type);
 743 void contend_level2_oplocks_end(files_struct *fsp,
 744                                 enum level2_contention_type type);
 745 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 746                                   enum level2_contention_type type);
 747 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 748                                 enum level2_contention_type type);
 749 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 750                                  const struct share_mode_entry *e);
 751 void message_to_share_mode_entry(struct file_id *id,
 752                                  struct share_mode_entry *e,
 753                                  const char *msg);
 754 bool init_oplocks(struct smbd_server_connection *sconn);
 755 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 756
 757 /* The following definitions come from smbd/oplock_linux.c  */
 758
 759 void linux_set_lease_capability(void);
 760 int linux_set_lease_sighandler(int fd);
 761 int linux_setlease(int fd, int leasetype);
 762 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 763
 764 /* The following definitions come from smbd/password.c  */
 765
 766 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 767                                           uint64_t vuid);
 768 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 769 int register_homes_share(const char *username);
 770
 771 /* The following definitions come from smbd/pipes.c  */
 772
 773 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 774                       struct files_struct **pfsp);
 775 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 776 void reply_pipe_write(struct smb_request *req);
 777 void reply_pipe_write_and_X(struct smb_request *req);
 778 void reply_pipe_read_and_X(struct smb_request *req);
 779
 780 /* The following definitions come from smbd/posix_acls.c  */
 781
 782 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 783 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 784 uint32_t map_canon_ace_perms(int snum,
 785                                 enum security_ace_type *pacl_type,
 786                                 mode_t perms,
 787                                 bool directory_ace);
 788 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 789 bool current_user_in_group(connection_struct *conn, gid_t gid);
 790 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 791 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 792                            TALLOC_CTX *mem_ctx,
 793                            struct security_descriptor **ppdesc);
 794 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
 795                         const struct smb_filename *smb_fname_in,
 796                         uint32_t security_info,
 797                         TALLOC_CTX *mem_ctx,
 798                         struct security_descriptor **ppdesc);
 799 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 800 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 801 int get_acl_group_bits( connection_struct *conn,
 802                         const struct smb_filename *smb_fname,
 803                         mode_t *mode);
 804 int inherit_access_posix_acl(connection_struct *conn,
 805                         const char *inherit_from_dir,
 806                         const struct smb_filename *smb_fname,
 807                         mode_t mode);
 808 bool set_unix_posix_default_acl(connection_struct *conn,
 809                                 const struct smb_filename *smb_fname,
 810                                 uint16_t num_def_acls, const char *pdata);
 811 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 812                                 const struct smb_filename *smb_fname,
 813                                 uint16_t num_acls,
 814                                 const char *pdata);
 815 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 816                              uint32_t security_info_wanted,
 817                              struct security_descriptor **sd);
 818 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 819                                 const struct smb_filename *smb_fname,
 820                                 TALLOC_CTX *mem_ctx,
 821                                 char **blob_description,
 822                                 DATA_BLOB *blob);
 823 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 824                               files_struct *fsp,
 825                               TALLOC_CTX *mem_ctx,
 826                               char **blob_description,
 827                               DATA_BLOB *blob);
 828
 829 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 830
 831 const struct enum_list *get_default_acl_style_list(void);
 832
 833 NTSTATUS make_default_filesystem_acl(
 834         TALLOC_CTX *ctx,
 835         enum default_acl_style acl_style,
 836         const char *name,
 837         const SMB_STRUCT_STAT *psbuf,
 838         struct security_descriptor **ppdesc);
 839
 840 /* The following definitions come from smbd/process.c  */
 841
 842 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 843                   bool no_signing, uint32_t seqnum,
 844                   bool do_encrypt,
 845                   struct smb_perfcount_data *pcd);
 846 size_t srv_set_message(char *buf,
 847                        size_t num_words,
 848                        size_t num_bytes,
 849                        bool zero);
 850 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 851                                       uint64_t mid);
 852 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 853                                         uint64_t mid);
 854 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 855 bool get_deferred_open_message_state(struct smb_request *smbreq,
 856                                 struct timeval *p_request_time,
 857                                 struct deferred_open_record **open_rec);
 858 bool push_deferred_open_message_smb(struct smb_request *req,
 859                                struct timeval request_time,
 860                                struct timeval timeout,
 861                                struct file_id id,
 862                                struct deferred_open_record *open_rec);
 863 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 864 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 865 void smb_request_done(struct smb_request *req);
 866 const char *smb_fn_name(int type);
 867 void add_to_common_flags2(uint32_t v);
 868 void remove_from_common_flags2(uint32_t v);
 869 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 870 bool smb1_is_chain(const uint8_t *buf);
 871 bool smb1_walk_chain(const uint8_t *buf,
 872                      bool (*fn)(uint8_t cmd,
 873                                 uint8_t wct, const uint16_t *vwv,
 874                                 uint16_t num_bytes, const uint8_t *bytes,
 875                                 void *private_data),
 876                      void *private_data);
 877 unsigned smb1_chain_length(const uint8_t *buf);
 878 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 879                       struct smbXsrv_connection *xconn,
 880                       bool encrypted, uint32_t seqnum,
 881                       struct smb_request ***reqs, unsigned *num_reqs);
 882 bool req_is_in_chain(const struct smb_request *req);
 883 void smbd_process(struct tevent_context *ev_ctx,
 884                   struct messaging_context *msg_ctx,
 885                   int sock_fd,
 886                   bool interactive);
 887 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 888
 889 /* The following definitions come from smbd/quotas.c  */
 890
 891 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 892                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 893
 894 /* The following definitions come from smbd/reply.c  */
 895
 896 NTSTATUS check_path_syntax(char *path);
 897 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 898 NTSTATUS check_path_syntax_posix(char *path);
 899 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 900                         const char *inbuf,
 901                         uint16_t smb_flags2,
 902                         char **pp_dest,
 903                         const char *src,
 904                         size_t src_len,
 905                         int flags,
 906                         NTSTATUS *err,
 907                         bool *contains_wcard);
 908 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
 909                         const char *inbuf,
 910                         uint16_t smb_flags2,
 911                         char **pp_dest,
 912                         const char *src,
 913                         size_t src_len,
 914                         int flags,
 915                         NTSTATUS *err,
 916                         bool *contains_wcard);
 917 size_t srvstr_get_path(TALLOC_CTX *ctx,
 918                         const char *inbuf,
 919                         uint16_t smb_flags2,
 920                         char **pp_dest,
 921                         const char *src,
 922                         size_t src_len,
 923                         int flags,
 924                         NTSTATUS *err);
 925 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 926                         const char *inbuf,
 927                         uint16_t smb_flags2,
 928                         char **pp_dest,
 929                         const char *src,
 930                         size_t src_len,
 931                         int flags,
 932                         NTSTATUS *err);
 933 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 934                                  char **pp_dest, const char *src, int flags,
 935                                  NTSTATUS *err, bool *contains_wcard);
 936 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 937                            char **pp_dest, const char *src, int flags,
 938                            NTSTATUS *err);
 939 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 940                               char **dest, const uint8_t *src, int flags);
 941 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 942                     files_struct *fsp);
 943 bool check_fsp(connection_struct *conn, struct smb_request *req,
 944                files_struct *fsp);
 945 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 946                               files_struct *fsp);
 947 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 948 void reply_tcon(struct smb_request *req);
 949 void reply_tcon_and_X(struct smb_request *req);
 950 void reply_unknown_new(struct smb_request *req, uint8_t type);
 951 void reply_ioctl(struct smb_request *req);
 952 void reply_checkpath(struct smb_request *req);
 953 void reply_getatr(struct smb_request *req);
 954 void reply_setatr(struct smb_request *req);
 955 void reply_dskattr(struct smb_request *req);
 956 void reply_search(struct smb_request *req);
 957 void reply_fclose(struct smb_request *req);
 958 void reply_open(struct smb_request *req);
 959 void reply_open_and_X(struct smb_request *req);
 960 void reply_ulogoffX(struct smb_request *req);
 961 void reply_mknew(struct smb_request *req);
 962 void reply_ctemp(struct smb_request *req);
 963 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 964                           uint32_t dirtype, struct smb_filename *smb_fname,
 965                           bool has_wild);
 966 void reply_unlink(struct smb_request *req);
 967 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 968                       off_t startpos, size_t nread);
 969 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 970                             files_struct *fsp,
 971                             ssize_t nread,
 972                             size_t headersize,
 973                             size_t smb_maxcnt);
 974 void reply_readbraw(struct smb_request *req);
 975 void reply_lockread(struct smb_request *req);
 976 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
 977 void reply_read(struct smb_request *req);
 978 void reply_read_and_X(struct smb_request *req);
 979 void error_to_writebrawerr(struct smb_request *req);
 980 void reply_writebraw(struct smb_request *req);
 981 void reply_writeunlock(struct smb_request *req);
 982 void reply_write(struct smb_request *req);
 983 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 984                             const uint8_t *inbuf);
 985 void reply_write_and_X(struct smb_request *req);
 986 void reply_lseek(struct smb_request *req);
 987 void reply_flush(struct smb_request *req);
 988 void reply_exit(struct smb_request *req);
 989 void reply_close(struct smb_request *req);
 990 void reply_writeclose(struct smb_request *req);
 991 void reply_lock(struct smb_request *req);
 992 void reply_unlock(struct smb_request *req);
 993 void reply_tdis(struct smb_request *req);
 994 void reply_echo(struct smb_request *req);
 995 void reply_printopen(struct smb_request *req);
 996 void reply_printclose(struct smb_request *req);
 997 void reply_printqueue(struct smb_request *req);
 998 void reply_printwrite(struct smb_request *req);
 999 void reply_mkdir(struct smb_request *req);
1000 void reply_rmdir(struct smb_request *req);
1001 NTSTATUS rename_internals_fsp(connection_struct *conn,
1002                         files_struct *fsp,
1003                         const struct smb_filename *smb_fname_dst_in,
1004                         uint32_t attrs,
1005                         bool replace_if_exists);
1006 NTSTATUS rename_internals(TALLOC_CTX *ctx,
1007                         connection_struct *conn,
1008                         struct smb_request *req,
1009                         struct smb_filename *smb_fname_src,
1010                         struct smb_filename *smb_fname_dst,
1011                         uint32_t attrs,
1012                         bool replace_if_exists,
1013                         bool src_has_wild,
1014                         bool dest_has_wild,
1015                         uint32_t access_mask);
1016 void reply_mv(struct smb_request *req);
1017 NTSTATUS copy_file(TALLOC_CTX *ctx,
1018                         connection_struct *conn,
1019                         struct smb_filename *smb_fname_src,
1020                         struct smb_filename *smb_fname_dst,
1021                         int ofun,
1022                         int count,
1023                         bool target_is_directory);
1024 void reply_copy(struct smb_request *req);
1025 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1026                     bool large_file_format);
1027 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1028                         bool large_file_format);
1029 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1030                          bool large_file_format);
1031 void reply_lockingX(struct smb_request *req);
1032 void reply_readbmpx(struct smb_request *req);
1033 void reply_readbs(struct smb_request *req);
1034 void reply_setattrE(struct smb_request *req);
1035 void reply_writebmpx(struct smb_request *req);
1036 void reply_writebs(struct smb_request *req);
1037 void reply_getattrE(struct smb_request *req);
1038
1039 /* The following definitions come from smbd/seal.c  */
1040
1041 bool is_encrypted_packet(const uint8_t *inbuf);
1042 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1043 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1044 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1045                             char **buf_out);
1046 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1047                                         unsigned char **ppdata,
1048                                         size_t *p_data_size,
1049                                         unsigned char **pparam,
1050                                         size_t *p_param_size);
1051 NTSTATUS srv_encryption_start(connection_struct *conn);
1052 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1053
1054 /* The following definitions come from smbd/sec_ctx.c  */
1055
1056 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1057 bool push_sec_ctx(void);
1058 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1059 void set_root_sec_ctx(void);
1060 bool pop_sec_ctx(void);
1061 void init_sec_ctx(void);
1062 const struct security_token *sec_ctx_active_token(void);
1063
1064 /* The following definitions come from smbd/server.c  */
1065
1066 struct memcache *smbd_memcache(void);
1067 bool snum_is_shared_printer(int snum);
1068 void delete_and_reload_printers(void);
1069 bool reload_services(struct smbd_server_connection *sconn,
1070                      bool (*snumused) (struct smbd_server_connection *, int),
1071                      bool test);
1072
1073 /* The following definitions come from smbd/server_exit.c  */
1074
1075 void smbd_exit_server(const char *reason) _NORETURN_;
1076 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1077
1078 /* The following definitions come from smbd/service.c  */
1079
1080 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1081 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1082 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1083 bool chdir_current_service(connection_struct *conn);
1084 void load_registry_shares(void);
1085 int add_home_service(const char *service, const char *username, const char *homedir);
1086 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1087 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1088                                         struct smbXsrv_tcon *tcon,
1089                                         int snum,
1090                                         struct user_struct *vuser,
1091                                         const char *pdev,
1092                                         NTSTATUS *pstatus);
1093 connection_struct *make_connection(struct smb_request *req,
1094                                    NTTIME now,
1095                                    const char *service_in,
1096                                    const char *pdev, uint64_t vuid,
1097                                    NTSTATUS *status);
1098 void close_cnum(connection_struct *conn, uint64_t vuid);
1099
1100 /* The following definitions come from smbd/session.c  */
1101 struct sessionid;
1102 struct smbXsrv_session;
1103 bool session_init(void);
1104 bool session_claim(struct smbXsrv_session *session);
1105 void session_yield(struct smbXsrv_session *session);
1106 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1107 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1108                   const char *machine, struct sessionid **session_list);
1109
1110 /* The following definitions come from smbd/sesssetup.c  */
1111
1112 void reply_sesssetup_and_X(struct smb_request *req);
1113
1114 /* The following definitions come from smbd/share_access.c  */
1115
1116 bool token_contains_name_in_list(const char *username,
1117                                  const char *domain,
1118                                  const char *sharename,
1119                                  const struct security_token *token,
1120                                  const char **list);
1121 bool user_ok_token(const char *username, const char *domain,
1122                    const struct security_token *token, int snum);
1123 bool is_share_read_only_for_token(const char *username,
1124                                   const char *domain,
1125                                   const struct security_token *token,
1126                                   connection_struct *conn);
1127
1128 /* The following definitions come from smbd/srvstr.c  */
1129
1130 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1131                       const char *src, int dest_len, int flags, size_t *ret_len);
1132 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1133
1134 /* The following definitions come from smbd/statcache.c  */
1135
1136 void stat_cache_add( const char *full_orig_name,
1137                 char *translated_path,
1138                 bool case_sensitive);
1139 bool stat_cache_lookup(connection_struct *conn,
1140                         bool posix_paths,
1141                         char **pp_name,
1142                         char **pp_dirpath,
1143                         char **pp_start,
1144                         SMB_STRUCT_STAT *pst);
1145 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1146                                     const char *name);
1147 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1148                                     const char *name);
1149 void stat_cache_delete(const char *name);
1150 struct TDB_DATA;
1151 unsigned int fast_string_hash(struct TDB_DATA *key);
1152 bool reset_stat_cache( void );
1153
1154 /* The following definitions come from smbd/statvfs.c  */
1155
1156 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1157
1158 /* The following definitions come from smbd/trans2.c  */
1159
1160 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1161                           uint32_t access_mask);
1162 NTSTATUS check_access(connection_struct *conn,
1163                                 files_struct *fsp,
1164                                 const struct smb_filename *smb_fname,
1165                                 uint32_t access_mask);
1166 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1167 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1168 void aapl_force_zero_file_id(struct smbd_server_connection *sconn);
1169 bool samba_private_attr_name(const char *unix_ea_name);
1170 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1171                         files_struct *fsp,
1172                         const struct smb_filename *smb_fname,
1173                         const char *ea_name,
1174                         struct ea_struct *pea);
1175 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1176                         connection_struct *conn,
1177                         files_struct *fsp,
1178                         const struct smb_filename *smb_fname,
1179                         char ***pnames,
1180                         size_t *pnum_names);
1181 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1182                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1183 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1184 void send_trans2_replies(connection_struct *conn,
1185                         struct smb_request *req,
1186                         NTSTATUS status,
1187                          const char *params,
1188                          int paramsize,
1189                          const char *pdata,
1190                          int datasize,
1191                          int max_data_bytes);
1192 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1193 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1194                 connection_struct *conn,
1195                 struct smb_request *req,
1196                 bool overwrite_if_exists,
1197                 const struct smb_filename *smb_fname_old,
1198                 struct smb_filename *smb_fname_new);
1199 NTSTATUS smb_set_file_time(connection_struct *conn,
1200                            files_struct *fsp,
1201                            const struct smb_filename *smb_fname,
1202                            struct smb_file_time *ft,
1203                            bool setting_write_time);
1204 void reply_findclose(struct smb_request *req);
1205 void reply_findnclose(struct smb_request *req);
1206 void reply_trans2(struct smb_request *req);
1207 void reply_transs2(struct smb_request *req);
1208
1209 /* The following definitions come from smbd/uid.c  */
1210
1211 #define smbd_impersonate_debug_create(main_ev, name, dbg_lvl) \
1212         _smbd_impersonate_debug_create(main_ev, name, dbg_lvl, __location__)
1213 struct tevent_context *_smbd_impersonate_debug_create(struct tevent_context *main_ev,
1214                                                       const char *name,
1215                                                       int dbg_lvl,
1216                                                       const char *location);
1217 bool change_to_guest(void);
1218 NTSTATUS check_user_share_access(connection_struct *conn,
1219                                 const struct auth_session_info *session_info,
1220                                 uint32_t *p_share_access,
1221                                 bool *p_readonly_share);
1222 bool change_to_user(connection_struct *conn, uint64_t vuid);
1223 bool change_to_user_by_fsp(struct files_struct *fsp);
1224 bool smbd_change_to_root_user(void);
1225 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1226 bool smbd_unbecome_authenticated_pipe_user(void);
1227 void become_root(void);
1228 void unbecome_root(void);
1229 void smbd_become_root(void);
1230 void smbd_unbecome_root(void);
1231 bool become_guest(void);
1232 void unbecome_guest(void);
1233 bool become_user(connection_struct *conn, uint64_t vuid);
1234 bool become_user_by_fsp(struct files_struct *fsp);
1235 bool become_user_by_session(connection_struct *conn,
1236                             const struct auth_session_info *session_info);
1237 bool unbecome_user(void);
1238 uid_t get_current_uid(connection_struct *conn);
1239 gid_t get_current_gid(connection_struct *conn);
1240 const struct security_unix_token *get_current_utok(connection_struct *conn);
1241 const struct security_token *get_current_nttok(connection_struct *conn);
1242 uint64_t get_current_vuid(connection_struct *conn);
1243
1244 struct tevent_context *smbd_impersonate_conn_vuid_create(
1245                                 struct tevent_context *main_ev,
1246                                 struct connection_struct *conn,
1247                                 uint64_t vuid);
1248 struct tevent_context *smbd_impersonate_conn_sess_create(
1249                                 struct tevent_context *main_ev,
1250                                 struct connection_struct *conn,
1251                                 struct auth_session_info *session_info);
1252 struct tevent_context *smbd_impersonate_root_create(struct tevent_context *main_ev);
1253 struct tevent_context *smbd_impersonate_guest_create(struct tevent_context *main_ev);
1254
1255 struct pthreadpool_tevent *smbd_impersonate_tp_current_create(
1256                                 TALLOC_CTX *mem_ctx,
1257                                 struct pthreadpool_tevent *sync_tp,
1258                                 struct connection_struct *conn,
1259                                 uint64_t vuid, bool chdir_safe,
1260                                 const struct security_unix_token *unix_token);
1261 struct pthreadpool_tevent *smbd_impersonate_tp_become_create(
1262                                         TALLOC_CTX *mem_ctx,
1263                                         struct pthreadpool_tevent *sync_tp,
1264                                         bool chdir_safe,
1265                                         void (*become_fn)(void),
1266                                         void (*unbecome_fn)(void));
1267
1268 /* The following definitions come from smbd/utmp.c  */
1269
1270 void sys_utmp_claim(const char *username, const char *hostname,
1271                     const char *id_str, int id_num);
1272 void sys_utmp_yield(const char *username, const char *hostname,
1273                     const char *id_str, int id_num);
1274
1275 /* The following definitions come from smbd/vfs.c  */
1276
1277 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1278 bool smbd_vfs_init(connection_struct *conn);
1279 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1280 ssize_t vfs_pwrite_data(struct smb_request *req,
1281                         files_struct *fsp,
1282                         const char *buffer,
1283                         size_t N,
1284                         off_t offset);
1285 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1286 int vfs_set_filelen(files_struct *fsp, off_t len);
1287 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1288 int vfs_fill_sparse(files_struct *fsp, off_t len);
1289 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1290 const char *vfs_readdirname(connection_struct *conn, void *p,
1291                             SMB_STRUCT_STAT *sbuf, char **talloced);
1292 int vfs_ChDir(connection_struct *conn,
1293                         const struct smb_filename *smb_fname);
1294 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1295 NTSTATUS check_reduced_name(connection_struct *conn,
1296                         const struct smb_filename *cwd_fname,
1297                         const struct smb_filename *smb_fname);
1298 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1299                         const struct smb_filename *smb_fname,
1300                         struct smb_request *smbreq);
1301 int vfs_stat_smb_basename(struct connection_struct *conn,
1302                         const struct smb_filename *smb_fname_in,
1303                         SMB_STRUCT_STAT *psbuf);
1304 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1305 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1306 NTSTATUS vfs_streaminfo(connection_struct *conn,
1307                         struct files_struct *fsp,
1308                         const struct smb_filename *smb_fname,
1309                         TALLOC_CTX *mem_ctx,
1310                         unsigned int *num_streams,
1311                         struct stream_struct **streams);
1312
1313 /* The following definitions come from smbd/avahi_register.c */
1314
1315 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1316                            uint16_t port);
1317
1318 /* The following definitions come from smbd/smb2_create.c */
1319
1320 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1321                                     TALLOC_CTX *mem_ctx,
1322                                     DATA_BLOB *cookie_blob);
1323 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1324                                         const DATA_BLOB old_cookie,
1325                                         TALLOC_CTX *mem_ctx,
1326                                         DATA_BLOB *new_cookie);
1327 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1328                                        struct smb_request *smb1req,
1329                                        struct smbXsrv_open *op,
1330                                        const DATA_BLOB old_cookie,
1331                                        TALLOC_CTX *mem_ctx,
1332                                        files_struct **result,
1333                                        DATA_BLOB *new_cookie);
1334
1335 #endif /* _SMBD_PROTO_H_ */