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 NTSTATUS 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 struct timeval timeval_brl_min(const struct timeval *tv1,
  99                         const struct timeval *tv2);
 100 NTSTATUS smbd_do_locks_try(
 101         struct files_struct *fsp,
 102         enum brl_flavour lock_flav,
 103         uint16_t num_locks,
 104         struct smbd_lock_element *locks,
 105         uint16_t *blocker_idx,
 106         struct server_id *blocking_pid,
 107         uint64_t *blocking_smblctx);
 108 struct tevent_req *smbd_smb1_do_locks_send(
 109         TALLOC_CTX *mem_ctx,
 110         struct tevent_context *ev,
 111         struct smb_request **smbreq, /* talloc_move()d into our state */
 112         struct files_struct *fsp,
 113         uint32_t timeout,
 114         bool large_offset,
 115         enum brl_flavour lock_flav,
 116         uint16_t num_locks,
 117         struct smbd_lock_element *locks);
 118 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
 119 bool smbd_smb1_do_locks_extract_smbreq(
 120         struct tevent_req *req,
 121         TALLOC_CTX *mem_ctx,
 122         struct smb_request **psmbreq);
 123 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
 124 bool smbd_smb1_brl_finish_by_lock(
 125         struct files_struct *fsp,
 126         bool large_offset,
 127         enum brl_flavour lock_flav,
 128         struct smbd_lock_element lock,
 129         NTSTATUS finish_status);
 130 bool smbd_smb1_brl_finish_by_mid(
 131         struct smbd_server_connection *sconn, uint64_t mid);
 132
 133 /* The following definitions come from smbd/close.c  */
 134
 135 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 136 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 137                     enum file_close_type close_type);
 138 void msg_close_file(struct messaging_context *msg_ctx,
 139                     void *private_data,
 140                     uint32_t msg_type,
 141                     struct server_id server_id,
 142                     DATA_BLOB *data);
 143 NTSTATUS delete_all_streams(connection_struct *conn,
 144                         const struct smb_filename *smb_fname);
 145 bool recursive_rmdir(TALLOC_CTX *ctx,
 146                      connection_struct *conn,
 147                      struct smb_filename *smb_dname);
 148 bool has_other_nonposix_opens(struct share_mode_lock *lck,
 149                               struct files_struct *fsp,
 150                               struct server_id self);
 151
 152 /* The following definitions come from smbd/conn.c  */
 153
 154 int conn_num_open(struct smbd_server_connection *sconn);
 155 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 156 connection_struct *conn_new(struct smbd_server_connection *sconn);
 157 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 158 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 159 void conn_free(connection_struct *conn);
 160 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 161 void msg_force_tdis(struct messaging_context *msg,
 162                     void *private_data,
 163                     uint32_t msg_type,
 164                     struct server_id server_id,
 165                     DATA_BLOB *data);
 166
 167 /* The following definitions come from smbd/connection.c  */
 168
 169 int count_current_connections(const char *sharename, bool verify);
 170 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 171
 172 /* The following definitions come from smbd/dfree.c  */
 173
 174 uint64_t sys_disk_free(connection_struct *conn, struct smb_filename *fname,
 175                        uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 176 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
 177                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 178 void flush_dfree_cache(void);
 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_closecnum(connection_struct *conn);
 187 NTSTATUS dptr_create(connection_struct *conn,
 188                 struct smb_request *req,
 189                 files_struct *fsp,
 190                 bool old_handle,
 191                 bool expect_close,
 192                 uint16_t spid,
 193                 const char *wcard,
 194                 bool wcard_has_wild,
 195                 uint32_t attr,
 196                 struct dptr_struct **dptr_ret);
 197 void dptr_CloseDir(files_struct *fsp);
 198 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 199 long dptr_TellDir(struct dptr_struct *dptr);
 200 bool dptr_has_wild(struct dptr_struct *dptr);
 201 int dptr_dnum(struct dptr_struct *dptr);
 202 bool dptr_get_priv(struct dptr_struct *dptr);
 203 void dptr_set_priv(struct dptr_struct *dptr);
 204 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 205 bool dptr_fill(struct smbd_server_connection *sconn,
 206                char *buf1,unsigned int key);
 207 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
 208                                char *buf,int *num);
 209 files_struct *dptr_fetch_lanman2_fsp(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,
 223                         connection_struct *conn,
 224                         const struct smb_filename *smb_fname,
 225                         const char *mask,
 226                         uint32_t attr);
 227 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
 228                         SMB_STRUCT_STAT *sbuf, char **talloced);
 229 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
 230 void SeekDir(struct smb_Dir *dirp, long offset);
 231 long TellDir(struct smb_Dir *dirp);
 232 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 233 NTSTATUS can_delete_directory(struct connection_struct *conn,
 234                                 const char *dirname);
 235 bool have_file_open_below(connection_struct *conn,
 236                         const struct smb_filename *name);
 237
 238 /* The following definitions come from smbd/dmapi.c  */
 239
 240 const void *dmapi_get_current_session(void);
 241 bool dmapi_have_session(void);
 242 bool dmapi_new_session(void);
 243 bool dmapi_destroy_session(void);
 244 uint32_t dmapi_file_flags(const char * const path);
 245
 246 /* The following definitions come from smbd/dnsregister.c  */
 247
 248 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 249                                   TALLOC_CTX *mem_ctx,
 250                                   uint16_t port);
 251
 252 /* The following definitions come from smbd/dosmode.c  */
 253
 254 mode_t unix_mode(connection_struct *conn, int dosmode,
 255                  const struct smb_filename *smb_fname,
 256                  const char *inherit_from_dir);
 257 uint32_t dos_mode_msdfs(connection_struct *conn,
 258                       const struct smb_filename *smb_fname);
 259 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 260 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
 261                                     struct tevent_context *ev,
 262                                     files_struct *dir_fsp,
 263                                     struct smb_filename *smb_fname);
 264 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
 265 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 266                      uint32_t dosmode, const char *parent_dir, bool newfile);
 267 NTSTATUS file_set_sparse(connection_struct *conn,
 268                          struct files_struct *fsp,
 269                          bool sparse);
 270 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 271                 struct smb_file_time *ft);
 272 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 273 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 274                                struct timespec mtime);
 275
 276 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
 277                               struct smb_filename *smb_fname,
 278                               uint32_t *pattr);
 279 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
 280                               const struct smb_filename *smb_fname,
 281                               uint32_t dosmode);
 282
 283 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 284                                 const struct smb_filename *smb_fname,
 285                                 struct timespec create_time);
 286
 287 struct timespec get_create_timespec(connection_struct *conn,
 288                                 struct files_struct *fsp,
 289                                 const struct smb_filename *smb_fname);
 290
 291 struct timespec get_change_timespec(connection_struct *conn,
 292                                 struct files_struct *fsp,
 293                                 const struct smb_filename *smb_fname);
 294
 295 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
 296                                   DATA_BLOB blob,
 297                                   uint32_t *pattr);
 298
 299 /* The following definitions come from smbd/error.c  */
 300
 301 bool use_nt_status(void);
 302 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 303 size_t error_packet(char *outbuf,
 304                     uint8_t eclass,
 305                     uint32_t ecode,
 306                     NTSTATUS ntstatus,
 307                     int line,
 308                     const char *file);
 309 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 310                     int line, const char *file);
 311 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 312                     int line, const char *file);
 313 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 314                       NTSTATUS status, int line, const char *file);
 315 void reply_openerror(struct smb_request *req, NTSTATUS status);
 316
 317 /* The following definitions come from smbd/file_access.c  */
 318
 319 bool can_delete_file_in_directory(connection_struct *conn,
 320                                   const struct smb_filename *smb_fname);
 321 bool can_write_to_file(connection_struct *conn,
 322                        const struct smb_filename *smb_fname);
 323 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 324 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 325
 326 /* The following definitions come from smbd/fileio.c  */
 327
 328 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 329 void fsp_flush_write_time_update(struct files_struct *fsp);
 330 void trigger_write_time_update(struct files_struct *fsp);
 331 void trigger_write_time_update_immediate(struct files_struct *fsp);
 332 void mark_file_modified(files_struct *fsp);
 333 ssize_t write_file(struct smb_request *req,
 334                         files_struct *fsp,
 335                         const char *data,
 336                         off_t pos,
 337                         size_t n);
 338 void delete_write_cache(files_struct *fsp);
 339 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 340 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 341 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 342 int fsp_stat(files_struct *fsp);
 343
 344 /* The following definitions come from smbd/filename.c  */
 345
 346 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
 347 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
 348 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 349                       connection_struct *conn,
 350                       const char *orig_path,
 351                       struct smb_filename **smb_fname,
 352                       uint32_t ucf_flags);
 353 NTSTATUS check_name(connection_struct *conn,
 354                         const struct smb_filename *smb_fname);
 355 int get_real_filename(connection_struct *conn, const char *path,
 356                       const char *name, TALLOC_CTX *mem_ctx,
 357                       char **found_name);
 358 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 359                         connection_struct *conn,
 360                         const char *name_in,
 361                         uint32_t ucf_flags,
 362                         time_t *twrp,
 363                         bool *ppath_contains_wcard,
 364                         struct smb_filename **pp_smb_fname);
 365 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 366                         connection_struct *conn,
 367                         struct smb_request *smbreq,
 368                         const char *name_in,
 369                         uint32_t ucf_flags,
 370                         bool *ppath_contains_wcard,
 371                         struct smb_filename **pp_smb_fname);
 372
 373 /* The following definitions come from smbd/files.c  */
 374
 375 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 376                  files_struct **result);
 377 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 378                   files_struct **result);
 379 void file_close_conn(connection_struct *conn);
 380 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
 381                     uint64_t vuid);
 382 bool file_init_global(void);
 383 bool file_init(struct smbd_server_connection *sconn);
 384 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 385 struct files_struct *files_forall(
 386         struct smbd_server_connection *sconn,
 387         struct files_struct *(*fn)(struct files_struct *fsp,
 388                                    void *private_data),
 389         void *private_data);
 390 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 391 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 392                             struct file_id id, unsigned long gen_id);
 393 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 394                                  struct file_id id);
 395 files_struct *file_find_di_next(files_struct *start_fsp);
 396 struct files_struct *file_find_one_fsp_from_lease_key(
 397         struct smbd_server_connection *sconn,
 398         const struct smb2_lease_key *lease_key);
 399 bool file_find_subpath(files_struct *dir_fsp);
 400 void fsp_free(files_struct *fsp);
 401 void file_free(struct smb_request *req, files_struct *fsp);
 402 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 403 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 404                                   uint64_t persistent_id,
 405                                   uint64_t volatile_id);
 406 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 407                                    uint64_t persistent_id,
 408                                    uint64_t volatile_id);
 409 NTSTATUS dup_file_fsp(
 410         struct smb_request *req,
 411         files_struct *from,
 412         uint32_t access_mask,
 413         uint32_t create_options,
 414         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 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
 420
 421 /* The following definitions come from smbd/ipc.c  */
 422
 423 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 424 void send_trans_reply(connection_struct *conn,
 425                       struct smb_request *req,
 426                       char *rparam, int rparam_len,
 427                       char *rdata, int rdata_len,
 428                       bool buffer_too_large);
 429 void reply_trans(struct smb_request *req);
 430 void reply_transs(struct smb_request *req);
 431
 432 /* The following definitions come from smbd/lanman.c  */
 433
 434 void api_reply(connection_struct *conn, uint64_t vuid,
 435                struct smb_request *req,
 436                char *data, char *params,
 437                int tdscnt, int tpscnt,
 438                int mdrcnt, int mprcnt);
 439
 440 /* The following definitions come from smbd/mangle.c  */
 441
 442 void mangle_reset_cache(void);
 443 void mangle_change_to_posix(void);
 444 bool mangle_is_mangled(const char *s, const struct share_params *p);
 445 bool mangle_is_8_3(const char *fname, bool check_case,
 446                    const struct share_params *p);
 447 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 448                              const struct share_params *p);
 449 bool mangle_must_mangle(const char *fname,
 450                    const struct share_params *p);
 451 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 452                         const char *in,
 453                         char **out, /* talloced on the given context. */
 454                         const struct share_params *p);
 455 bool name_to_8_3(const char *in,
 456                 char out[13],
 457                 bool cache83,
 458                 const struct share_params *p);
 459
 460 /* The following definitions come from smbd/mangle_hash.c  */
 461
 462 const struct mangle_fns *mangle_hash_init(void);
 463
 464 /* The following definitions come from smbd/mangle_hash2.c  */
 465
 466 const struct mangle_fns *mangle_hash2_init(void);
 467 const struct mangle_fns *posix_mangle_init(void);
 468
 469 /* The following definitions come from smbd/message.c  */
 470
 471 void reply_sends(struct smb_request *req);
 472 void reply_sendstrt(struct smb_request *req);
 473 void reply_sendtxt(struct smb_request *req);
 474 void reply_sendend(struct smb_request *req);
 475
 476 /* The following definitions come from smbd/msdfs.c  */
 477
 478 bool is_msdfs_link(connection_struct *conn,
 479                 struct smb_filename *smb_fname);
 480 struct junction_map;
 481 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 482                            const char *dfs_path,
 483                            const struct tsocket_address *remote_address,
 484                            const struct tsocket_address *local_address,
 485                            bool allow_broken_path,
 486                            struct junction_map *jucn,
 487                            int *consumedcntp,
 488                            bool *self_referralp);
 489 int setup_dfs_referral(connection_struct *orig_conn,
 490                         const char *dfs_path,
 491                         int max_referral_level,
 492                         char **ppdata, NTSTATUS *pstatus);
 493 bool create_junction(TALLOC_CTX *ctx,
 494                 const char *dfs_path,
 495                 bool allow_broken_path,
 496                 struct junction_map *jucn);
 497 bool create_msdfs_link(const struct junction_map *jucn);
 498 bool remove_msdfs_link(const struct junction_map *jucn);
 499 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 500 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 501                                 connection_struct *conn,
 502                                 const char *name_in,
 503                                 uint32_t ucf_flags,
 504                                 bool allow_broken_path,
 505                                 char **pp_name_out,
 506                                 bool *ppath_contains_wcard);
 507 struct connection_struct;
 508 struct smb_filename;
 509 struct conn_struct_tos {
 510         struct connection_struct *conn;
 511         struct smb_filename *oldcwd_fname;
 512 };
 513 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
 514                                 int snum,
 515                                 const char *path,
 516                                 const struct auth_session_info *session_info,
 517                                 struct conn_struct_tos **_c);
 518 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
 519                                     int snum,
 520                                     const char *path,
 521                                     const struct auth_session_info *session_info,
 522                                     struct conn_struct_tos **_c);
 523
 524 /* The following definitions come from smbd/negprot.c  */
 525
 526 void reply_negprot(struct smb_request *req);
 527
 528 /* The following definitions come from smbd/notify.c  */
 529
 530 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 531 void change_notify_reply(struct smb_request *req,
 532                          NTSTATUS error_code,
 533                          uint32_t max_param,
 534                          struct notify_change_buf *notify_buf,
 535                          void (*reply_fn)(struct smb_request *req,
 536                                           NTSTATUS error_code,
 537                                           uint8_t *buf, size_t len));
 538 void notify_callback(struct smbd_server_connection *sconn,
 539                      void *private_data, struct timespec when,
 540                      const struct notify_event *e);
 541 NTSTATUS change_notify_create(struct files_struct *fsp,
 542                               uint32_t max_buffer_size,
 543                               uint32_t filter,
 544                               bool recursive);
 545 NTSTATUS change_notify_add_request(struct smb_request *req,
 546                                 uint32_t max_param,
 547                                 uint32_t filter, bool recursive,
 548                                 struct files_struct *fsp,
 549                                 void (*reply_fn)(struct smb_request *req,
 550                                         NTSTATUS error_code,
 551                                         uint8_t *buf, size_t len));
 552 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 553                                 void *private_data, uint32_t msg_type,
 554                                 struct server_id server_id, DATA_BLOB *data);
 555 void smbd_notifyd_restarted(struct messaging_context *msg,
 556                             void *private_data, uint32_t msg_type,
 557                             struct server_id server_id, DATA_BLOB *data);
 558 bool remove_pending_change_notify_requests_by_mid(
 559         struct smbd_server_connection *sconn, uint64_t mid);
 560 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 561                                                   NTSTATUS status);
 562 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 563                   const char *path);
 564 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 565 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 566                                                      struct tevent_context *ev);
 567
 568 /* The following definitions come from smbd/notify_inotify.c  */
 569
 570 int inotify_watch(TALLOC_CTX *mem_ctx,
 571                   struct sys_notify_context *ctx,
 572                   const char *path,
 573                   uint32_t *filter,
 574                   uint32_t *subdir_filter,
 575                   void (*callback)(struct sys_notify_context *ctx,
 576                                    void *private_data,
 577                                    struct notify_event *ev,
 578                                    uint32_t filter),
 579                   void *private_data,
 580                   void *handle_p);
 581
 582 int fam_watch(TALLOC_CTX *mem_ctx,
 583               struct sys_notify_context *ctx,
 584               const char *path,
 585               uint32_t *filter,
 586               uint32_t *subdir_filter,
 587               void (*callback)(struct sys_notify_context *ctx,
 588                                void *private_data,
 589                                struct notify_event *ev,
 590                                uint32_t filter),
 591               void *private_data,
 592               void *handle_p);
 593
 594
 595 /* The following definitions come from smbd/notify_internal.c  */
 596
 597 struct notify_context *notify_init(
 598         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
 599         struct smbd_server_connection *sconn,
 600         void (*callback)(struct smbd_server_connection *sconn,
 601                          void *, struct timespec,
 602                          const struct notify_event *));
 603 NTSTATUS notify_add(struct notify_context *ctx,
 604                     const char *path, uint32_t filter, uint32_t subdir_filter,
 605                     void *private_data);
 606 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
 607                        char *path);
 608 void notify_trigger(struct notify_context *notify,
 609                     uint32_t action, uint32_t filter,
 610                     const char *dir, const char *path);
 611
 612 struct notify_instance;
 613 NTSTATUS notify_walk(struct notify_context *notify,
 614                      bool (*fn)(const char *path, struct server_id server,
 615                                 const struct notify_instance *instance,
 616                                 void *private_data),
 617                      void *private_data);
 618
 619 /* The following definitions come from smbd/ntquotas.c  */
 620
 621 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
 622                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 623 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 624 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 625 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 626
 627 /* The following definitions come from smbd/nttrans.c  */
 628
 629 void reply_ntcreate_and_X(struct smb_request *req);
 630 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 631                        uint32_t security_info_sent);
 632 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 633                        uint32_t security_info_sent);
 634 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 635 void reply_ntcancel(struct smb_request *req);
 636 void reply_ntrename(struct smb_request *req);
 637 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 638                                         TALLOC_CTX *mem_ctx,
 639                                         files_struct *fsp,
 640                                         uint32_t security_info_wanted,
 641                                         uint32_t max_data_count,
 642                                         uint8_t **ppmarshalled_sd,
 643                                         size_t *psd_size);
 644 #ifdef HAVE_SYS_QUOTAS
 645
 646 struct smb2_query_quota_info;
 647
 648 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
 649                                      files_struct *fsp,
 650                                      bool restart_scan,
 651                                      bool return_single,
 652                                      uint32_t sid_list_length,
 653                                      DATA_BLOB *sidbuffer,
 654                                      uint32_t max_data_count,
 655                                      uint8_t **p_data,
 656                                      uint32_t *p_data_size);
 657 #endif
 658 void reply_nttrans(struct smb_request *req);
 659 void reply_nttranss(struct smb_request *req);
 660
 661 /* The following definitions come from smbd/open.c  */
 662
 663 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 664                                 const struct smb_filename *smb_fname,
 665                                 bool use_privs,
 666                                 uint32_t access_mask);
 667 NTSTATUS check_parent_access(struct connection_struct *conn,
 668                                 struct smb_filename *smb_fname,
 669                                 uint32_t access_mask);
 670 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 671                  int flags, mode_t mode);
 672 NTSTATUS fd_close(files_struct *fsp);
 673 void change_file_owner_to_parent(connection_struct *conn,
 674                                  const char *inherit_from_dir,
 675                                  files_struct *fsp);
 676 bool is_stat_open(uint32_t access_mask);
 677 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 678                             const struct file_id *id,
 679                             const struct share_mode_entry *exclusive,
 680                             uint16_t break_to);
 681 struct deferred_open_record;
 682 bool is_deferred_open_async(const struct deferred_open_record *rec);
 683 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 684                           struct smb_filename *smb_dname);
 685 void msg_file_was_renamed(struct messaging_context *msg,
 686                           void *private_data,
 687                           uint32_t msg_type,
 688                           struct server_id server_id,
 689                           DATA_BLOB *data);
 690 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
 691                                  const struct smb2_lease_key *key,
 692                                  uint32_t current_state,
 693                                  uint16_t lease_version,
 694                                  uint16_t lease_epoch);
 695 NTSTATUS create_file_default(connection_struct *conn,
 696                              struct smb_request *req,
 697                              uint16_t root_dir_fid,
 698                              struct smb_filename * smb_fname,
 699                              uint32_t access_mask,
 700                              uint32_t share_access,
 701                              uint32_t create_disposition,
 702                              uint32_t create_options,
 703                              uint32_t file_attributes,
 704                              uint32_t oplock_request,
 705                              struct smb2_lease *lease,
 706                              uint64_t allocation_size,
 707                              uint32_t private_flags,
 708                              struct security_descriptor *sd,
 709                              struct ea_list *ea_list,
 710                              files_struct **result,
 711                              int *pinfo,
 712                              const struct smb2_create_blobs *in_context_blobs,
 713                              struct smb2_create_blobs *out_context_blobs);
 714
 715 /* The following definitions come from smbd/oplock.c  */
 716
 717 uint32_t get_lease_type(const struct share_mode_data *d,
 718                         const struct share_mode_entry *e);
 719
 720 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 721 NTSTATUS set_file_oplock(files_struct *fsp);
 722 bool remove_oplock_under_lock(files_struct *fsp, struct share_mode_lock *lck);
 723 bool remove_oplock(files_struct *fsp);
 724 bool downgrade_oplock(files_struct *fsp);
 725 bool fsp_lease_update(struct files_struct *fsp);
 726 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 727                         uint32_t num_file_ids,
 728                         const struct file_id *ids,
 729                         const struct smb2_lease_key *key,
 730                         uint32_t lease_state);
 731 void contend_level2_oplocks_begin(files_struct *fsp,
 732                                   enum level2_contention_type type);
 733 void contend_level2_oplocks_end(files_struct *fsp,
 734                                 enum level2_contention_type type);
 735 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 736                                   enum level2_contention_type type);
 737 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 738                                 enum level2_contention_type type);
 739 void share_mode_entry_to_message(char *msg, const struct file_id *id,
 740                                  const struct share_mode_entry *e);
 741 void message_to_share_mode_entry(struct file_id *id,
 742                                  struct share_mode_entry *e,
 743                                  const char *msg);
 744 bool init_oplocks(struct smbd_server_connection *sconn);
 745 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 746
 747 /* The following definitions come from smbd/oplock_linux.c  */
 748
 749 void linux_set_lease_capability(void);
 750 int linux_set_lease_sighandler(int fd);
 751 int linux_setlease(int fd, int leasetype);
 752 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 753
 754 /* The following definitions come from smbd/password.c  */
 755
 756 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 757                                           uint64_t vuid);
 758 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 759 int register_homes_share(const char *username);
 760
 761 /* The following definitions come from smbd/pipes.c  */
 762
 763 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 764                       struct files_struct **pfsp);
 765 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 766 void reply_pipe_write(struct smb_request *req);
 767 void reply_pipe_write_and_X(struct smb_request *req);
 768 void reply_pipe_read_and_X(struct smb_request *req);
 769
 770 /* The following definitions come from smbd/posix_acls.c  */
 771
 772 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
 773 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
 774 uint32_t map_canon_ace_perms(int snum,
 775                                 enum security_ace_type *pacl_type,
 776                                 mode_t perms,
 777                                 bool directory_ace);
 778 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 779 bool current_user_in_group(connection_struct *conn, gid_t gid);
 780 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 781 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 782                            TALLOC_CTX *mem_ctx,
 783                            struct security_descriptor **ppdesc);
 784 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
 785                         const struct smb_filename *smb_fname_in,
 786                         uint32_t security_info,
 787                         TALLOC_CTX *mem_ctx,
 788                         struct security_descriptor **ppdesc);
 789 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 790 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 791 int get_acl_group_bits( connection_struct *conn,
 792                         const struct smb_filename *smb_fname,
 793                         mode_t *mode);
 794 int inherit_access_posix_acl(connection_struct *conn,
 795                         const char *inherit_from_dir,
 796                         const struct smb_filename *smb_fname,
 797                         mode_t mode);
 798 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
 799                                 files_struct *fsp,
 800                                 uint16_t num_def_acls, const char *pdata);
 801 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
 802                                 uint16_t num_acls,
 803                                 const char *pdata);
 804 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 805                              uint32_t security_info_wanted,
 806                              struct security_descriptor **sd);
 807 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 808                                 const struct smb_filename *smb_fname,
 809                                 TALLOC_CTX *mem_ctx,
 810                                 char **blob_description,
 811                                 DATA_BLOB *blob);
 812 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 813                               files_struct *fsp,
 814                               TALLOC_CTX *mem_ctx,
 815                               char **blob_description,
 816                               DATA_BLOB *blob);
 817
 818 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
 819
 820 const struct enum_list *get_default_acl_style_list(void);
 821
 822 NTSTATUS make_default_filesystem_acl(
 823         TALLOC_CTX *ctx,
 824         enum default_acl_style acl_style,
 825         const char *name,
 826         const SMB_STRUCT_STAT *psbuf,
 827         struct security_descriptor **ppdesc);
 828
 829 /* The following definitions come from smbd/process.c  */
 830
 831 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 832                   bool no_signing, uint32_t seqnum,
 833                   bool do_encrypt,
 834                   struct smb_perfcount_data *pcd);
 835 size_t srv_set_message(char *buf,
 836                        size_t num_words,
 837                        size_t num_bytes,
 838                        bool zero);
 839 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 840                                       uint64_t mid);
 841 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 842                                         uint64_t mid);
 843 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 844 bool get_deferred_open_message_state(struct smb_request *smbreq,
 845                                 struct timeval *p_request_time,
 846                                 struct deferred_open_record **open_rec);
 847 bool push_deferred_open_message_smb(struct smb_request *req,
 848                                     struct timeval timeout,
 849                                     struct file_id id,
 850                                     struct deferred_open_record *open_rec);
 851 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 852 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 853 void smb_request_done(struct smb_request *req);
 854 const char *smb_fn_name(int type);
 855 void add_to_common_flags2(uint32_t v);
 856 void remove_from_common_flags2(uint32_t v);
 857 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 858 bool smb1_is_chain(const uint8_t *buf);
 859 bool smb1_walk_chain(const uint8_t *buf,
 860                      bool (*fn)(uint8_t cmd,
 861                                 uint8_t wct, const uint16_t *vwv,
 862                                 uint16_t num_bytes, const uint8_t *bytes,
 863                                 void *private_data),
 864                      void *private_data);
 865 unsigned smb1_chain_length(const uint8_t *buf);
 866 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 867                       struct smbXsrv_connection *xconn,
 868                       bool encrypted, uint32_t seqnum,
 869                       struct smb_request ***reqs, unsigned *num_reqs);
 870 bool req_is_in_chain(const struct smb_request *req);
 871 void smbd_process(struct tevent_context *ev_ctx,
 872                   struct messaging_context *msg_ctx,
 873                   int sock_fd,
 874                   bool interactive);
 875 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 876
 877 /* The following definitions come from smbd/quotas.c  */
 878
 879 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
 880                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 881
 882 /* The following definitions come from smbd/reply.c  */
 883
 884 NTSTATUS check_path_syntax(char *path);
 885 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 886 NTSTATUS check_path_syntax_posix(char *path);
 887 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 888                         const char *inbuf,
 889                         uint16_t smb_flags2,
 890                         char **pp_dest,
 891                         const char *src,
 892                         size_t src_len,
 893                         int flags,
 894                         NTSTATUS *err,
 895                         bool *contains_wcard);
 896 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
 897                         const char *inbuf,
 898                         uint16_t smb_flags2,
 899                         char **pp_dest,
 900                         const char *src,
 901                         size_t src_len,
 902                         int flags,
 903                         NTSTATUS *err,
 904                         bool *contains_wcard);
 905 size_t srvstr_get_path(TALLOC_CTX *ctx,
 906                         const char *inbuf,
 907                         uint16_t smb_flags2,
 908                         char **pp_dest,
 909                         const char *src,
 910                         size_t src_len,
 911                         int flags,
 912                         NTSTATUS *err);
 913 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 914                         const char *inbuf,
 915                         uint16_t smb_flags2,
 916                         char **pp_dest,
 917                         const char *src,
 918                         size_t src_len,
 919                         int flags,
 920                         NTSTATUS *err);
 921 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 922                                  char **pp_dest, const char *src, int flags,
 923                                  NTSTATUS *err, bool *contains_wcard);
 924 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 925                            char **pp_dest, const char *src, int flags,
 926                            NTSTATUS *err);
 927 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 928                               char **dest, const uint8_t *src, int flags);
 929 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 930                     files_struct *fsp);
 931 bool check_fsp(connection_struct *conn, struct smb_request *req,
 932                files_struct *fsp);
 933 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 934                               files_struct *fsp);
 935 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 936 void reply_tcon(struct smb_request *req);
 937 void reply_tcon_and_X(struct smb_request *req);
 938 void reply_unknown_new(struct smb_request *req, uint8_t type);
 939 void reply_ioctl(struct smb_request *req);
 940 void reply_checkpath(struct smb_request *req);
 941 void reply_getatr(struct smb_request *req);
 942 void reply_setatr(struct smb_request *req);
 943 void reply_dskattr(struct smb_request *req);
 944 void reply_search(struct smb_request *req);
 945 void reply_fclose(struct smb_request *req);
 946 void reply_open(struct smb_request *req);
 947 void reply_open_and_X(struct smb_request *req);
 948 void reply_ulogoffX(struct smb_request *req);
 949 void reply_mknew(struct smb_request *req);
 950 void reply_ctemp(struct smb_request *req);
 951 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 952                           uint32_t dirtype, struct smb_filename *smb_fname,
 953                           bool has_wild);
 954 void reply_unlink(struct smb_request *req);
 955 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 956                       off_t startpos, size_t nread);
 957 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 958                             files_struct *fsp,
 959                             ssize_t nread,
 960                             size_t headersize,
 961                             size_t smb_maxcnt);
 962 void reply_readbraw(struct smb_request *req);
 963 void reply_lockread(struct smb_request *req);
 964 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
 965 void reply_read(struct smb_request *req);
 966 void reply_read_and_X(struct smb_request *req);
 967 void error_to_writebrawerr(struct smb_request *req);
 968 void reply_writebraw(struct smb_request *req);
 969 void reply_writeunlock(struct smb_request *req);
 970 void reply_write(struct smb_request *req);
 971 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 972                             const uint8_t *inbuf);
 973 void reply_write_and_X(struct smb_request *req);
 974 void reply_lseek(struct smb_request *req);
 975 void reply_flush(struct smb_request *req);
 976 void reply_exit(struct smb_request *req);
 977 void reply_close(struct smb_request *req);
 978 void reply_writeclose(struct smb_request *req);
 979 void reply_lock(struct smb_request *req);
 980 void reply_unlock(struct smb_request *req);
 981 void reply_tdis(struct smb_request *req);
 982 void reply_echo(struct smb_request *req);
 983 void reply_printopen(struct smb_request *req);
 984 void reply_printclose(struct smb_request *req);
 985 void reply_printqueue(struct smb_request *req);
 986 void reply_printwrite(struct smb_request *req);
 987 void reply_mkdir(struct smb_request *req);
 988 void reply_rmdir(struct smb_request *req);
 989 NTSTATUS rename_internals_fsp(connection_struct *conn,
 990                         files_struct *fsp,
 991                         const struct smb_filename *smb_fname_dst_in,
 992                         uint32_t attrs,
 993                         bool replace_if_exists);
 994 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 995                         connection_struct *conn,
 996                         struct smb_request *req,
 997                         struct smb_filename *smb_fname_src,
 998                         struct smb_filename *smb_fname_dst,
 999                         uint32_t attrs,
1000                         bool replace_if_exists,
1001                         bool src_has_wild,
1002                         bool dest_has_wild,
1003                         uint32_t access_mask);
1004 void reply_mv(struct smb_request *req);
1005 NTSTATUS copy_file(TALLOC_CTX *ctx,
1006                         connection_struct *conn,
1007                         struct smb_filename *smb_fname_src,
1008                         struct smb_filename *smb_fname_dst,
1009                         int ofun,
1010                         int count,
1011                         bool target_is_directory);
1012 void reply_copy(struct smb_request *req);
1013 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1014                     bool large_file_format);
1015 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1016                         bool large_file_format);
1017 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1018                          bool large_file_format);
1019 void reply_lockingX(struct smb_request *req);
1020 void reply_readbmpx(struct smb_request *req);
1021 void reply_readbs(struct smb_request *req);
1022 void reply_setattrE(struct smb_request *req);
1023 void reply_writebmpx(struct smb_request *req);
1024 void reply_writebs(struct smb_request *req);
1025 void reply_getattrE(struct smb_request *req);
1026
1027 /* The following definitions come from smbd/seal.c  */
1028
1029 bool is_encrypted_packet(const uint8_t *inbuf);
1030 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1031 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1032 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1033                             char **buf_out);
1034 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1035                                         unsigned char **ppdata,
1036                                         size_t *p_data_size,
1037                                         unsigned char **pparam,
1038                                         size_t *p_param_size);
1039 NTSTATUS srv_encryption_start(connection_struct *conn);
1040 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1041
1042 /* The following definitions come from smbd/sec_ctx.c  */
1043
1044 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1045 bool push_sec_ctx(void);
1046 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1047 void set_root_sec_ctx(void);
1048 bool pop_sec_ctx(void);
1049 void init_sec_ctx(void);
1050 const struct security_token *sec_ctx_active_token(void);
1051
1052 /* The following definitions come from smbd/server.c  */
1053
1054 struct memcache *smbd_memcache(void);
1055 bool snum_is_shared_printer(int snum);
1056 void delete_and_reload_printers(void);
1057 bool reload_services(struct smbd_server_connection *sconn,
1058                      bool (*snumused) (struct smbd_server_connection *, int),
1059                      bool test);
1060
1061 /* The following definitions come from smbd/server_exit.c  */
1062
1063 void smbd_exit_server(const char *reason) _NORETURN_;
1064 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1065
1066 /* The following definitions come from smbd/service.c  */
1067
1068 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1069 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1070 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1071 bool chdir_current_service(connection_struct *conn);
1072 void load_registry_shares(void);
1073 int add_home_service(const char *service, const char *username, const char *homedir);
1074 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1075 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1076                                         struct smbXsrv_tcon *tcon,
1077                                         int snum,
1078                                         struct user_struct *vuser,
1079                                         const char *pdev,
1080                                         NTSTATUS *pstatus);
1081 connection_struct *make_connection(struct smb_request *req,
1082                                    NTTIME now,
1083                                    const char *service_in,
1084                                    const char *pdev, uint64_t vuid,
1085                                    NTSTATUS *status);
1086 void close_cnum(connection_struct *conn, uint64_t vuid);
1087
1088 /* The following definitions come from smbd/session.c  */
1089 struct sessionid;
1090 struct smbXsrv_session;
1091 bool session_init(void);
1092 bool session_claim(struct smbXsrv_session *session);
1093 void session_yield(struct smbXsrv_session *session);
1094 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1095 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1096                   const char *machine, struct sessionid **session_list);
1097
1098 /* The following definitions come from smbd/sesssetup.c  */
1099
1100 void reply_sesssetup_and_X(struct smb_request *req);
1101
1102 /* The following definitions come from smbd/share_access.c  */
1103
1104 bool token_contains_name_in_list(const char *username,
1105                                  const char *domain,
1106                                  const char *sharename,
1107                                  const struct security_token *token,
1108                                  const char **list);
1109 bool user_ok_token(const char *username, const char *domain,
1110                    const struct security_token *token, int snum);
1111 bool is_share_read_only_for_token(const char *username,
1112                                   const char *domain,
1113                                   const struct security_token *token,
1114                                   connection_struct *conn);
1115
1116 /* The following definitions come from smbd/srvstr.c  */
1117
1118 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1119                       const char *src, int dest_len, int flags, size_t *ret_len);
1120 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1121
1122 /* The following definitions come from smbd/statcache.c  */
1123
1124 void stat_cache_add( const char *full_orig_name,
1125                 char *translated_path,
1126                 bool case_sensitive);
1127 bool stat_cache_lookup(connection_struct *conn,
1128                         bool posix_paths,
1129                         char **pp_name,
1130                         char **pp_dirpath,
1131                         char **pp_start,
1132                         SMB_STRUCT_STAT *pst);
1133 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1134                                     const char *name);
1135 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1136                                     const char *name);
1137 void stat_cache_delete(const char *name);
1138 struct TDB_DATA;
1139 unsigned int fast_string_hash(struct TDB_DATA *key);
1140 bool reset_stat_cache( void );
1141
1142 /* The following definitions come from smbd/statvfs.c  */
1143
1144 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1145
1146 /* The following definitions come from smbd/trans2.c  */
1147
1148 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1149                           uint32_t access_mask);
1150 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1151 bool samba_private_attr_name(const char *unix_ea_name);
1152 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1153                         files_struct *fsp,
1154                         const struct smb_filename *smb_fname,
1155                         const char *ea_name,
1156                         struct ea_struct *pea);
1157 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1158                         connection_struct *conn,
1159                         files_struct *fsp,
1160                         const struct smb_filename *smb_fname,
1161                         char ***pnames,
1162                         size_t *pnum_names);
1163 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1164                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1165 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1166 void send_trans2_replies(connection_struct *conn,
1167                         struct smb_request *req,
1168                         NTSTATUS status,
1169                          const char *params,
1170                          int paramsize,
1171                          const char *pdata,
1172                          int datasize,
1173                          int max_data_bytes);
1174 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1175 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1176                 connection_struct *conn,
1177                 struct smb_request *req,
1178                 bool overwrite_if_exists,
1179                 const struct smb_filename *smb_fname_old,
1180                 struct smb_filename *smb_fname_new);
1181 NTSTATUS smb_set_file_time(connection_struct *conn,
1182                            files_struct *fsp,
1183                            const struct smb_filename *smb_fname,
1184                            struct smb_file_time *ft,
1185                            bool setting_write_time);
1186 void reply_findclose(struct smb_request *req);
1187 void reply_findnclose(struct smb_request *req);
1188 void reply_trans2(struct smb_request *req);
1189 void reply_transs2(struct smb_request *req);
1190
1191 /* The following definitions come from smbd/uid.c  */
1192
1193 bool change_to_guest(void);
1194 NTSTATUS check_user_share_access(connection_struct *conn,
1195                                 const struct auth_session_info *session_info,
1196                                 uint32_t *p_share_access,
1197                                 bool *p_readonly_share);
1198 bool change_to_user(connection_struct *conn, uint64_t vuid);
1199 bool change_to_user_by_fsp(struct files_struct *fsp);
1200 bool smbd_change_to_root_user(void);
1201 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1202 bool smbd_unbecome_authenticated_pipe_user(void);
1203 void become_root(void);
1204 void unbecome_root(void);
1205 void smbd_become_root(void);
1206 void smbd_unbecome_root(void);
1207 bool become_user(connection_struct *conn, uint64_t vuid);
1208 bool become_user_by_fsp(struct files_struct *fsp);
1209 bool become_user_by_session(connection_struct *conn,
1210                             const struct auth_session_info *session_info);
1211 bool unbecome_user(void);
1212 uid_t get_current_uid(connection_struct *conn);
1213 gid_t get_current_gid(connection_struct *conn);
1214 const struct security_unix_token *get_current_utok(connection_struct *conn);
1215 const struct security_token *get_current_nttok(connection_struct *conn);
1216 uint64_t get_current_vuid(connection_struct *conn);
1217
1218 /* The following definitions come from smbd/utmp.c  */
1219
1220 void sys_utmp_claim(const char *username, const char *hostname,
1221                     const char *id_str, int id_num);
1222 void sys_utmp_yield(const char *username, const char *hostname,
1223                     const char *id_str, int id_num);
1224
1225 /* The following definitions come from smbd/vfs.c  */
1226
1227 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1228 bool smbd_vfs_init(connection_struct *conn);
1229 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1230 ssize_t vfs_pwrite_data(struct smb_request *req,
1231                         files_struct *fsp,
1232                         const char *buffer,
1233                         size_t N,
1234                         off_t offset);
1235 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1236 int vfs_set_filelen(files_struct *fsp, off_t len);
1237 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1238 int vfs_fill_sparse(files_struct *fsp, off_t len);
1239 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1240 const char *vfs_readdirname(connection_struct *conn, void *p,
1241                             SMB_STRUCT_STAT *sbuf, char **talloced);
1242 int vfs_ChDir(connection_struct *conn,
1243                         const struct smb_filename *smb_fname);
1244 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1245 NTSTATUS check_reduced_name(connection_struct *conn,
1246                         const struct smb_filename *cwd_fname,
1247                         const struct smb_filename *smb_fname);
1248 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1249                         const struct smb_filename *smb_fname,
1250                         struct smb_request *smbreq);
1251 int vfs_stat_smb_basename(struct connection_struct *conn,
1252                         const struct smb_filename *smb_fname_in,
1253                         SMB_STRUCT_STAT *psbuf);
1254 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1255 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1256 NTSTATUS vfs_streaminfo(connection_struct *conn,
1257                         struct files_struct *fsp,
1258                         const struct smb_filename *smb_fname,
1259                         TALLOC_CTX *mem_ctx,
1260                         unsigned int *num_streams,
1261                         struct stream_struct **streams);
1262
1263 /* The following definitions come from smbd/avahi_register.c */
1264
1265 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1266                            uint16_t port);
1267
1268 /* The following definitions come from smbd/smb2_create.c */
1269
1270 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1271                                     TALLOC_CTX *mem_ctx,
1272                                     DATA_BLOB *cookie_blob);
1273 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1274                                         const DATA_BLOB old_cookie,
1275                                         TALLOC_CTX *mem_ctx,
1276                                         DATA_BLOB *new_cookie);
1277 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1278                                        struct smb_request *smb1req,
1279                                        struct smbXsrv_open *op,
1280                                        const DATA_BLOB old_cookie,
1281                                        TALLOC_CTX *mem_ctx,
1282                                        files_struct **result,
1283                                        DATA_BLOB *new_cookie);
1284
1285 #endif /* _SMBD_PROTO_H_ */