2 Unix SMB/Netbios implementation.
4 Copyright (C) Stefan Metzmacher 2009
5 Copyright (C) Jeremy Allison 2010
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include "system/select.h"
22 #include "librpc/gen_ndr/smbXsrv.h"
24 extern int aio_pending_size
;
25 extern int outstanding_aio_calls
;
28 struct smbd_dmapi_context
;
29 extern struct smbd_dmapi_context
*dmapi_ctx
;
32 extern bool dfree_broken
;
34 /* how many write cache buffers have been allocated */
35 extern unsigned int allocated_write_caches
;
37 /* A singleton cache to speed up searching by dev/inode. */
38 struct fsp_singleton_cache
{
43 extern const struct mangle_fns
*mangle_fns
;
45 extern unsigned char *chartest
;
47 extern struct tdb_context
*tdb_mangled_cache
;
50 this determines how many characters are used from the original filename
51 in the 8.3 mangled name. A larger value leads to a weaker hash and more collisions.
52 The largest possible value is 6.
54 extern unsigned mangle_prefix
;
58 extern bool logged_ioctl_message
;
62 extern time_t last_smb_conf_reload_time
;
63 extern time_t last_printer_reload_time
;
64 extern pid_t background_lpq_updater_pid
;
66 /****************************************************************************
67 structure to hold a linked list of queued messages.
69 ****************************************************************************/
70 extern uint32_t common_flags2
;
72 extern struct smb_trans_enc_state
*partial_srv_trans_enc_ctx
;
73 extern struct smb_trans_enc_state
*srv_trans_enc_ctx
;
76 struct security_unix_token ut
;
77 struct security_token
*token
;
79 /* A stack of security contexts. We include the current context as being
80 the first one, so there is room for another MAX_SEC_CTX_DEPTH more. */
81 extern struct sec_ctx sec_ctx_stack
[MAX_SEC_CTX_DEPTH
+ 1];
82 extern int sec_ctx_stack_ndx
;
83 extern bool become_uid_done
;
84 extern bool become_gid_done
;
86 extern connection_struct
*last_conn
;
87 extern uint16_t last_flags
;
89 extern uint32_t global_client_caps
;
91 extern uint16_t fnf_handle
;
94 connection_struct
*conn
;
97 /* A stack of current_user connection contexts. */
98 extern struct conn_ctx conn_ctx_stack
[MAX_SEC_CTX_DEPTH
];
99 extern int conn_ctx_stack_ndx
;
101 struct vfs_init_function_entry
;
102 extern struct vfs_init_function_entry
*backends
;
103 extern char *sparse_buf
;
104 extern char *LastDir
;
106 struct smbd_parent_context
;
107 extern struct smbd_parent_context
*am_parent
;
108 extern struct memcache
*smbd_memcache_ctx
;
109 extern bool exit_firsttime
;
111 struct tstream_context
;
112 struct smbd_smb2_request
;
114 DATA_BLOB
negprot_spnego(TALLOC_CTX
*ctx
, struct smbd_server_connection
*sconn
);
116 void smbd_lock_socket(struct smbd_server_connection
*sconn
);
117 void smbd_unlock_socket(struct smbd_server_connection
*sconn
);
119 NTSTATUS
smbd_do_locking(struct smb_request
*req
,
124 struct smbd_lock_element
*ulocks
,
126 struct smbd_lock_element
*locks
,
129 NTSTATUS
smbd_do_qfilepathinfo(connection_struct
*conn
,
133 struct smb_filename
*smb_fname
,
135 struct timespec write_time_ts
,
136 struct ea_list
*ea_list
,
140 unsigned int max_data_bytes
,
141 size_t *fixed_portion
,
143 unsigned int *pdata_size
);
145 NTSTATUS
smbd_do_setfilepathinfo(connection_struct
*conn
,
146 struct smb_request
*req
,
150 struct smb_filename
*smb_fname
,
151 char **ppdata
, int total_data
,
154 NTSTATUS
smbd_do_qfsinfo(connection_struct
*conn
,
158 unsigned int max_data_bytes
,
159 size_t *fixed_portion
,
160 struct smb_filename
*smb_fname
,
164 bool smbd_dirptr_get_entry(TALLOC_CTX
*ctx
,
165 struct dptr_struct
*dirptr
,
170 bool (*match_fn
)(TALLOC_CTX
*ctx
,
175 bool (*mode_fn
)(TALLOC_CTX
*ctx
,
177 struct smb_filename
*smb_fname
,
181 struct smb_filename
**_smb_fname
,
185 bool smbd_dirptr_lanman2_entry(TALLOC_CTX
*ctx
,
186 connection_struct
*conn
,
187 struct dptr_struct
*dirptr
,
189 const char *path_mask
,
192 int requires_resume_key
,
202 bool *got_exact_match
,
203 int *_last_entry_off
,
204 struct ea_list
*name_list
);
206 NTSTATUS
smbd_calculate_access_mask(connection_struct
*conn
,
207 const struct smb_filename
*smb_fname
,
209 uint32_t access_mask
,
210 uint32_t *access_mask_out
);
212 void smbd_notify_cancel_by_smbreq(const struct smb_request
*smbreq
);
214 void smbd_server_connection_terminate_ex(struct smbd_server_connection
*sconn
,
216 const char *location
);
217 #define smbd_server_connection_terminate(sconn, reason) \
218 smbd_server_connection_terminate_ex(sconn, reason, __location__)
220 const char *smb2_opcode_name(uint16_t opcode
);
221 bool smbd_is_smb2_header(const uint8_t *inbuf
, size_t size
);
223 void reply_smb2002(struct smb_request
*req
, uint16_t choice
);
224 void reply_smb20ff(struct smb_request
*req
, uint16_t choice
);
225 void smbd_smb2_first_negprot(struct smbd_server_connection
*sconn
,
226 uint8_t *inbuf
, size_t size
);
228 NTSTATUS
smbd_smb2_request_error_ex(struct smbd_smb2_request
*req
,
231 const char *location
);
232 #define smbd_smb2_request_error(req, status) \
233 smbd_smb2_request_error_ex(req, status, NULL, __location__)
234 NTSTATUS
smbd_smb2_request_done_ex(struct smbd_smb2_request
*req
,
236 DATA_BLOB body
, DATA_BLOB
*dyn
,
237 const char *location
);
238 #define smbd_smb2_request_done(req, body, dyn) \
239 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
241 NTSTATUS
smbd_smb2_send_oplock_break(struct smbd_server_connection
*sconn
,
242 struct smbXsrv_session
*session
,
243 struct smbXsrv_tcon
*tcon
,
244 struct smbXsrv_open
*op
,
245 uint8_t oplock_level
);
247 NTSTATUS
smbd_smb2_request_pending_queue(struct smbd_smb2_request
*req
,
248 struct tevent_req
*subreq
,
249 uint32_t defer_time
);
251 struct smb_request
*smbd_smb2_fake_smb_request(struct smbd_smb2_request
*req
);
252 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request
*req
);
253 void remove_smb2_chained_fsp(files_struct
*fsp
);
255 NTSTATUS
smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request
*req
,
256 uint32_t data_length
);
258 NTSTATUS
smbd_smb2_request_verify_sizes(struct smbd_smb2_request
*req
,
259 size_t expected_body_size
);
261 NTSTATUS
smbd_smb2_request_process_negprot(struct smbd_smb2_request
*req
);
262 NTSTATUS
smbd_smb2_request_process_sesssetup(struct smbd_smb2_request
*req
);
263 NTSTATUS
smbd_smb2_request_process_logoff(struct smbd_smb2_request
*req
);
264 NTSTATUS
smbd_smb2_request_process_tcon(struct smbd_smb2_request
*req
);
265 NTSTATUS
smbd_smb2_request_process_tdis(struct smbd_smb2_request
*req
);
266 NTSTATUS
smbd_smb2_request_process_create(struct smbd_smb2_request
*req
);
267 NTSTATUS
smbd_smb2_request_process_close(struct smbd_smb2_request
*req
);
268 NTSTATUS
smbd_smb2_request_process_flush(struct smbd_smb2_request
*req
);
269 NTSTATUS
smbd_smb2_request_process_read(struct smbd_smb2_request
*req
);
270 NTSTATUS
smb2_read_complete(struct tevent_req
*req
, ssize_t nread
, int err
);
271 NTSTATUS
smbd_smb2_request_process_write(struct smbd_smb2_request
*req
);
272 NTSTATUS
smb2_write_complete(struct tevent_req
*req
, ssize_t nwritten
, int err
);
273 NTSTATUS
smb2_write_complete_nosync(struct tevent_req
*req
, ssize_t nwritten
,
275 NTSTATUS
smbd_smb2_request_process_lock(struct smbd_smb2_request
*req
);
276 NTSTATUS
smbd_smb2_request_process_ioctl(struct smbd_smb2_request
*req
);
277 NTSTATUS
smbd_smb2_request_process_keepalive(struct smbd_smb2_request
*req
);
278 NTSTATUS
smbd_smb2_request_process_find(struct smbd_smb2_request
*req
);
279 NTSTATUS
smbd_smb2_request_process_notify(struct smbd_smb2_request
*req
);
280 NTSTATUS
smbd_smb2_request_process_getinfo(struct smbd_smb2_request
*req
);
281 NTSTATUS
smbd_smb2_request_process_setinfo(struct smbd_smb2_request
*req
);
282 NTSTATUS
smbd_smb2_request_process_break(struct smbd_smb2_request
*req
);
283 NTSTATUS
smbd_smb2_request_dispatch(struct smbd_smb2_request
*req
);
284 void smbd_smb2_request_dispatch_immediate(struct tevent_context
*ctx
,
285 struct tevent_immediate
*im
,
288 /* SMB1 -> SMB2 glue. */
289 void send_break_message_smb2(files_struct
*fsp
, int level
);
290 struct blocking_lock_record
*get_pending_smb2req_blr(struct smbd_smb2_request
*smb2req
);
291 bool push_blocking_lock_request_smb2( struct byte_range_lock
*br_lck
,
292 struct smb_request
*req
,
297 enum brl_type lock_type
,
298 enum brl_flavour lock_flav
,
301 uint64_t blocking_smblctx
);
302 void process_blocking_lock_queue_smb2(
303 struct smbd_server_connection
*sconn
, struct timeval tv_curr
);
304 void cancel_pending_lock_requests_by_fid_smb2(files_struct
*fsp
,
305 struct byte_range_lock
*br_lck
,
306 enum file_close_type close_type
);
307 /* From smbd/smb2_create.c */
308 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level
);
309 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request
*smb2req
,
310 struct timeval
*p_request_time
,
312 bool open_was_deferred_smb2(struct smbd_server_connection
*sconn
,
314 void remove_deferred_open_message_smb2(
315 struct smbd_server_connection
*sconn
, uint64_t mid
);
316 bool schedule_deferred_open_message_smb2(
317 struct smbd_server_connection
*sconn
, uint64_t mid
);
318 bool push_deferred_open_message_smb2(struct smbd_smb2_request
*smb2req
,
319 struct timeval request_time
,
320 struct timeval timeout
,
325 struct smbXsrv_connection
{
326 struct smbd_server_connection
*sconn
;
328 const struct tsocket_address
*local_address
;
329 const struct tsocket_address
*remote_address
;
330 const char *remote_hostname
;
332 struct tevent_context
*ev_ctx
;
333 struct messaging_context
*msg_ctx
;
335 enum protocol_types protocol
;
339 uint32_t capabilities
;
341 uint16_t security_mode
;
342 uint16_t num_dialects
;
346 uint32_t capabilities
;
348 uint16_t security_mode
;
356 struct msg_state
*msg_state
;
359 * Link into libasys for asynchronous operations
361 struct asys_context
*asys_ctx
;
362 struct tevent_fd
*asys_fde
;
364 uint64_t smbd_idle_profstamp
;
367 * this session_table is used for SMB1 and SMB2,
369 struct smbXsrv_session_table
*session_table
;
371 * this tcon_table is only used for SMB1.
373 struct smbXsrv_tcon_table
*tcon_table
;
375 * this open_table is used for SMB1 and SMB2,
376 * because we have a global sconn->real_max_open_files
379 struct smbXsrv_open_table
*open_table
;
382 NTSTATUS
smbXsrv_version_global_init(const struct server_id
*server_id
);
383 uint32_t smbXsrv_version_global_current(void);
385 NTSTATUS
smbXsrv_connection_init_tables(struct smbXsrv_connection
*conn
,
386 enum protocol_types protocol
);
388 NTSTATUS
smbXsrv_session_global_init(void);
389 NTSTATUS
smbXsrv_session_create(struct smbXsrv_connection
*conn
,
391 struct smbXsrv_session
**_session
);
392 NTSTATUS
smbXsrv_session_update(struct smbXsrv_session
*session
);
393 NTSTATUS
smbXsrv_session_logoff(struct smbXsrv_session
*session
);
394 NTSTATUS
smbXsrv_session_logoff_all(struct smbXsrv_connection
*conn
);
395 NTSTATUS
smb1srv_session_table_init(struct smbXsrv_connection
*conn
);
396 NTSTATUS
smb1srv_session_lookup(struct smbXsrv_connection
*conn
,
397 uint16_t vuid
, NTTIME now
,
398 struct smbXsrv_session
**session
);
399 NTSTATUS
smb2srv_session_table_init(struct smbXsrv_connection
*conn
);
400 NTSTATUS
smb2srv_session_lookup(struct smbXsrv_connection
*conn
,
401 uint64_t session_id
, NTTIME now
,
402 struct smbXsrv_session
**session
);
403 struct smbXsrv_session_global0
;
404 NTSTATUS
smbXsrv_session_global_traverse(
405 int (*fn
)(struct smbXsrv_session_global0
*, void *),
407 struct tevent_req
*smb2srv_session_close_previous_send(TALLOC_CTX
*mem_ctx
,
408 struct tevent_context
*ev
,
409 struct smbXsrv_connection
*conn
,
410 struct auth_session_info
*session_info
,
411 uint64_t previous_session_id
,
412 uint64_t current_session_id
);
413 NTSTATUS
smb2srv_session_close_previous_recv(struct tevent_req
*req
);
415 NTSTATUS
smbXsrv_tcon_global_init(void);
416 NTSTATUS
smbXsrv_tcon_update(struct smbXsrv_tcon
*tcon
);
417 NTSTATUS
smbXsrv_tcon_disconnect(struct smbXsrv_tcon
*tcon
, uint64_t vuid
);
418 NTSTATUS
smb1srv_tcon_table_init(struct smbXsrv_connection
*conn
);
419 NTSTATUS
smb1srv_tcon_create(struct smbXsrv_connection
*conn
,
421 struct smbXsrv_tcon
**_tcon
);
422 NTSTATUS
smb1srv_tcon_lookup(struct smbXsrv_connection
*conn
,
423 uint16_t tree_id
, NTTIME now
,
424 struct smbXsrv_tcon
**tcon
);
425 NTSTATUS
smb1srv_tcon_disconnect_all(struct smbXsrv_connection
*conn
);
426 NTSTATUS
smb2srv_tcon_table_init(struct smbXsrv_session
*session
);
427 NTSTATUS
smb2srv_tcon_create(struct smbXsrv_session
*session
,
429 struct smbXsrv_tcon
**_tcon
);
430 NTSTATUS
smb2srv_tcon_lookup(struct smbXsrv_session
*session
,
431 uint32_t tree_id
, NTTIME now
,
432 struct smbXsrv_tcon
**tcon
);
433 NTSTATUS
smb2srv_tcon_disconnect_all(struct smbXsrv_session
*session
);
434 struct smbXsrv_tcon_global0
;
435 NTSTATUS
smbXsrv_tcon_global_traverse(
436 int (*fn
)(struct smbXsrv_tcon_global0
*, void *),
439 NTSTATUS
smbXsrv_open_global_init(void);
440 NTSTATUS
smbXsrv_open_create(struct smbXsrv_connection
*conn
,
441 struct auth_session_info
*session_info
,
443 struct smbXsrv_open
**_open
);
444 uint32_t smbXsrv_open_hash(struct smbXsrv_open
*_open
);
445 NTSTATUS
smbXsrv_open_update(struct smbXsrv_open
*_open
);
446 NTSTATUS
smbXsrv_open_close(struct smbXsrv_open
*op
, NTTIME now
);
447 NTSTATUS
smb1srv_open_table_init(struct smbXsrv_connection
*conn
);
448 NTSTATUS
smb1srv_open_lookup(struct smbXsrv_connection
*conn
,
449 uint16_t fnum
, NTTIME now
,
450 struct smbXsrv_open
**_open
);
451 NTSTATUS
smb2srv_open_table_init(struct smbXsrv_connection
*conn
);
452 NTSTATUS
smb2srv_open_lookup(struct smbXsrv_connection
*conn
,
453 uint64_t persistent_id
,
454 uint64_t volatile_id
,
456 struct smbXsrv_open
**_open
);
457 NTSTATUS
smb2srv_open_recreate(struct smbXsrv_connection
*conn
,
458 struct auth_session_info
*session_info
,
459 uint64_t persistent_id
,
460 struct GUID create_guid
,
462 struct smbXsrv_open
**_open
);
463 struct smbXsrv_open_global0
;
464 NTSTATUS
smbXsrv_open_global_traverse(
465 int (*fn
)(struct smbXsrv_open_global0
*, void *),
468 NTSTATUS
smbXsrv_open_cleanup(uint64_t persistent_id
);
471 struct smbd_smb2_request
{
472 struct smbd_smb2_request
*prev
, *next
;
474 struct smbd_server_connection
*sconn
;
476 /* the session the request operates on, maybe NULL */
477 struct smbXsrv_session
*session
;
478 uint64_t last_session_id
;
480 /* the tcon the request operates on, maybe NULL */
481 struct smbXsrv_tcon
*tcon
;
487 struct tevent_timer
*async_te
;
488 bool compound_related
;
491 * the encryption key for the whole
496 * the signing key for the last
497 * request/response of a compound chain
501 struct timeval request_time
;
503 /* fake smb1 request. */
504 struct smb_request
*smb1req
;
505 struct files_struct
*compat_chain_fsp
;
508 * The sub request for async backend calls.
509 * This is used for SMB2 Cancel.
511 struct tevent_req
*subreq
;
513 #define SMBD_SMB2_TF_IOV_OFS 0
514 #define SMBD_SMB2_HDR_IOV_OFS 1
515 #define SMBD_SMB2_BODY_IOV_OFS 2
516 #define SMBD_SMB2_DYN_IOV_OFS 3
518 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
520 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
521 (&req->dir.vector[(idx)+(ofs)])
523 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
524 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
525 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
526 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
527 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
528 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
529 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
530 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
532 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
533 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
534 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
535 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
536 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
537 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
538 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
539 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
540 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
541 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
543 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
544 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
545 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
546 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
547 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
548 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
549 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
550 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
551 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
552 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
554 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
558 * vector[0] TRANSPORT HEADER (empty)
560 * vector[1] SMB2_TRANSFORM (optional)
562 * vector[3] fixed body
563 * vector[4] dynamic body
567 * vector[5] SMB2_TRANSFORM (optional)
569 * vector[7] fixed body
570 * vector[8] dynamic body
575 struct iovec
*vector
;
579 /* the NBT header is not allocated */
582 * vector[0] TRANSPORT HEADER
584 * vector[1] SMB2_TRANSFORM (optional)
586 * vector[3] fixed body
587 * vector[4] dynamic body
591 * vector[5] SMB2_TRANSFORM (empty)
593 * vector[7] fixed body
594 * vector[8] dynamic body
599 struct iovec
*vector
;
604 struct smbd_server_connection
;
607 struct pending_message_list
;
608 struct pending_auth_data
;
611 struct user_struct
*next
, *prev
;
612 uint64_t vuid
; /* Tag for this entry. */
614 char *session_keystr
; /* used by utmp and pam session code.
618 struct auth_session_info
*session_info
;
620 struct smbXsrv_session
*session
;
623 struct smbd_server_connection
{
625 const struct tsocket_address
*local_address
;
626 const struct tsocket_address
*remote_address
;
627 const char *remote_hostname
;
628 struct tevent_context
*ev_ctx
;
629 struct messaging_context
*msg_ctx
;
630 struct sys_notify_context
*sys_notify_ctx
;
631 struct notify_context
*notify_ctx
;
639 struct user_struct
*users
;
641 size_t num_connections
;
642 struct connection_struct
*connections
;
645 struct files_struct
*files
;
647 int real_max_open_files
;
648 struct fsp_singleton_cache fsp_fi_cache
;
650 struct pending_message_list
*deferred_open_queue
;
653 /* open directory handles. */
655 struct bitmap
*dptr_bmap
;
656 struct dptr_struct
*dirptrs
;
660 uint64_t num_requests
;
662 /* Current number of oplocks we have outstanding. */
664 int32_t exclusive_open
;
665 int32_t level_II_open
;
666 struct kernel_oplocks
*kernel_ops
;
670 struct tevent_fd
*fde
;
674 * fd for the fcntl lock mutexing access to our sock
679 * fd for the trusted pipe from
685 * fde for the trusted_fd
687 struct tevent_fd
*trusted_fde
;
690 * Reference count for the fcntl lock to
691 * allow recursive locks.
697 bool encrypted_passwords
;
699 struct auth4_context
*auth_context
;
702 * Size of the data we can receive. Set by us.
703 * Can be modified by the max xmit parameter.
709 uint16_t client_major
;
710 uint16_t client_minor
;
711 uint32_t client_cap_low
;
712 uint32_t client_cap_high
;
718 * Size of data we can send to client. Set
719 * by the client for all protocols above CORE.
720 * Set by us for CORE protocol.
723 uint64_t last_session_tag
;
725 struct smb_signing_state
*signing_state
;
727 struct notify_mid_map
*notify_mid_maps
;
730 /* dlink list we store pending lock records on. */
731 struct blocking_lock_record
*blocking_lock_queue
;
732 /* dlink list we move cancelled lock records onto. */
733 struct blocking_lock_record
*blocking_lock_cancelled_queue
;
735 /* The event that makes us process our blocking lock queue */
736 struct tevent_timer
*brl_timeout
;
738 bool blocking_lock_unlock_state
;
739 bool blocking_lock_cancel_state
;
743 struct tevent_queue
*recv_queue
;
744 struct tevent_queue
*send_queue
;
745 struct tstream_context
*stream
;
748 /* The event that makes us process our blocking lock queue */
749 struct tevent_timer
*brl_timeout
;
750 bool blocking_lock_unlock_state
;
752 struct smbd_smb2_request
*requests
;
754 * seqnum_low is the lowest sequence number
759 * seqnum_range is the range of credits we have
760 * granted from the sequence windows starting
763 * This gets incremented when new credits are
764 * granted and gets decremented when the
765 * lowest sequence number is consumed
766 * (when seqnum_low gets incremented).
768 uint16_t seqnum_range
;
770 * credits_grantedThe number of credits we have currently granted
773 * This gets incremented when new credits are
774 * granted and gets decremented when any credit
777 * Note: the decrementing is different compared
780 uint16_t credits_granted
;
782 * The maximum number of credits we will ever
783 * grant to the client.
785 * Typically we will only grant 1/16th of
788 * This is the "server max credits" parameter.
790 uint16_t max_credits
;
792 * a bitmap of size max_credits
794 struct bitmap
*credits_bitmap
;
795 bool supports_multicredit
;
801 struct smbXsrv_connection
*conn
;
804 extern struct smbXsrv_connection
*global_smbXsrv_connection
;
806 void smbd_init_globals(void);