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
,
142 unsigned int *pdata_size
);
144 NTSTATUS
smbd_do_setfilepathinfo(connection_struct
*conn
,
145 struct smb_request
*req
,
149 struct smb_filename
*smb_fname
,
150 char **ppdata
, int total_data
,
153 NTSTATUS
smbd_do_qfsinfo(connection_struct
*conn
,
157 unsigned int max_data_bytes
,
158 struct smb_filename
*smb_fname
,
162 bool smbd_dirptr_get_entry(TALLOC_CTX
*ctx
,
163 struct dptr_struct
*dirptr
,
168 bool (*match_fn
)(TALLOC_CTX
*ctx
,
173 bool (*mode_fn
)(TALLOC_CTX
*ctx
,
175 struct smb_filename
*smb_fname
,
179 struct smb_filename
**_smb_fname
,
183 bool smbd_dirptr_lanman2_entry(TALLOC_CTX
*ctx
,
184 connection_struct
*conn
,
185 struct dptr_struct
*dirptr
,
187 const char *path_mask
,
190 int requires_resume_key
,
200 bool *got_exact_match
,
201 int *_last_entry_off
,
202 struct ea_list
*name_list
);
204 NTSTATUS
smbd_calculate_access_mask(connection_struct
*conn
,
205 const struct smb_filename
*smb_fname
,
207 uint32_t access_mask
,
208 uint32_t *access_mask_out
);
210 void smbd_notify_cancel_by_smbreq(const struct smb_request
*smbreq
);
212 void smbd_server_connection_terminate_ex(struct smbd_server_connection
*sconn
,
214 const char *location
);
215 #define smbd_server_connection_terminate(sconn, reason) \
216 smbd_server_connection_terminate_ex(sconn, reason, __location__)
218 const char *smb2_opcode_name(uint16_t opcode
);
219 bool smbd_is_smb2_header(const uint8_t *inbuf
, size_t size
);
221 void reply_smb2002(struct smb_request
*req
, uint16_t choice
);
222 void reply_smb20ff(struct smb_request
*req
, uint16_t choice
);
223 void smbd_smb2_first_negprot(struct smbd_server_connection
*sconn
,
224 uint8_t *inbuf
, size_t size
);
226 NTSTATUS
smbd_smb2_request_error_ex(struct smbd_smb2_request
*req
,
229 const char *location
);
230 #define smbd_smb2_request_error(req, status) \
231 smbd_smb2_request_error_ex(req, status, NULL, __location__)
232 NTSTATUS
smbd_smb2_request_done_ex(struct smbd_smb2_request
*req
,
234 DATA_BLOB body
, DATA_BLOB
*dyn
,
235 const char *location
);
236 #define smbd_smb2_request_done(req, body, dyn) \
237 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
239 NTSTATUS
smbd_smb2_send_oplock_break(struct smbd_server_connection
*sconn
,
240 struct smbXsrv_session
*session
,
241 struct smbXsrv_tcon
*tcon
,
242 struct smbXsrv_open
*op
,
243 uint8_t oplock_level
);
245 NTSTATUS
smbd_smb2_request_pending_queue(struct smbd_smb2_request
*req
,
246 struct tevent_req
*subreq
,
247 uint32_t defer_time
);
249 struct smb_request
*smbd_smb2_fake_smb_request(struct smbd_smb2_request
*req
);
250 void remove_smb2_chained_fsp(files_struct
*fsp
);
252 NTSTATUS
smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request
*req
,
253 uint32_t data_length
);
255 NTSTATUS
smbd_smb2_request_verify_sizes(struct smbd_smb2_request
*req
,
256 size_t expected_body_size
);
258 NTSTATUS
smbd_smb2_request_process_negprot(struct smbd_smb2_request
*req
);
259 NTSTATUS
smbd_smb2_request_process_sesssetup(struct smbd_smb2_request
*req
);
260 NTSTATUS
smbd_smb2_request_process_logoff(struct smbd_smb2_request
*req
);
261 NTSTATUS
smbd_smb2_request_process_tcon(struct smbd_smb2_request
*req
);
262 NTSTATUS
smbd_smb2_request_process_tdis(struct smbd_smb2_request
*req
);
263 NTSTATUS
smbd_smb2_request_process_create(struct smbd_smb2_request
*req
);
264 NTSTATUS
smbd_smb2_request_process_close(struct smbd_smb2_request
*req
);
265 NTSTATUS
smbd_smb2_request_process_flush(struct smbd_smb2_request
*req
);
266 NTSTATUS
smbd_smb2_request_process_read(struct smbd_smb2_request
*req
);
267 NTSTATUS
smb2_read_complete(struct tevent_req
*req
, ssize_t nread
, int err
);
268 NTSTATUS
smbd_smb2_request_process_write(struct smbd_smb2_request
*req
);
269 NTSTATUS
smb2_write_complete(struct tevent_req
*req
, ssize_t nwritten
, int err
);
270 NTSTATUS
smb2_write_complete_nosync(struct tevent_req
*req
, ssize_t nwritten
,
272 NTSTATUS
smbd_smb2_request_process_lock(struct smbd_smb2_request
*req
);
273 NTSTATUS
smbd_smb2_request_process_ioctl(struct smbd_smb2_request
*req
);
274 NTSTATUS
smbd_smb2_request_process_keepalive(struct smbd_smb2_request
*req
);
275 NTSTATUS
smbd_smb2_request_process_find(struct smbd_smb2_request
*req
);
276 NTSTATUS
smbd_smb2_request_process_notify(struct smbd_smb2_request
*req
);
277 NTSTATUS
smbd_smb2_request_process_getinfo(struct smbd_smb2_request
*req
);
278 NTSTATUS
smbd_smb2_request_process_setinfo(struct smbd_smb2_request
*req
);
279 NTSTATUS
smbd_smb2_request_process_break(struct smbd_smb2_request
*req
);
280 NTSTATUS
smbd_smb2_request_dispatch(struct smbd_smb2_request
*req
);
281 void smbd_smb2_request_dispatch_immediate(struct tevent_context
*ctx
,
282 struct tevent_immediate
*im
,
285 /* SMB1 -> SMB2 glue. */
286 void send_break_message_smb2(files_struct
*fsp
, int level
);
287 struct blocking_lock_record
*get_pending_smb2req_blr(struct smbd_smb2_request
*smb2req
);
288 bool push_blocking_lock_request_smb2( struct byte_range_lock
*br_lck
,
289 struct smb_request
*req
,
294 enum brl_type lock_type
,
295 enum brl_flavour lock_flav
,
298 uint64_t blocking_smblctx
);
299 void process_blocking_lock_queue_smb2(
300 struct smbd_server_connection
*sconn
, struct timeval tv_curr
);
301 void cancel_pending_lock_requests_by_fid_smb2(files_struct
*fsp
,
302 struct byte_range_lock
*br_lck
,
303 enum file_close_type close_type
);
304 /* From smbd/smb2_create.c */
305 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level
);
306 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request
*smb2req
,
307 struct timeval
*p_request_time
,
309 bool open_was_deferred_smb2(struct smbd_server_connection
*sconn
,
311 void remove_deferred_open_message_smb2(
312 struct smbd_server_connection
*sconn
, uint64_t mid
);
313 bool schedule_deferred_open_message_smb2(
314 struct smbd_server_connection
*sconn
, uint64_t mid
);
315 bool push_deferred_open_message_smb2(struct smbd_smb2_request
*smb2req
,
316 struct timeval request_time
,
317 struct timeval timeout
,
322 struct smbXsrv_connection
{
323 struct smbd_server_connection
*sconn
;
325 const struct tsocket_address
*local_address
;
326 const struct tsocket_address
*remote_address
;
327 const char *remote_hostname
;
329 struct tevent_context
*ev_ctx
;
330 struct messaging_context
*msg_ctx
;
332 enum protocol_types protocol
;
336 uint32_t capabilities
;
338 uint16_t security_mode
;
339 uint16_t num_dialects
;
343 uint32_t capabilities
;
345 uint16_t security_mode
;
353 struct msg_state
*msg_state
;
356 * Link into libasys for asynchronous operations
358 struct asys_context
*asys_ctx
;
359 struct tevent_fd
*asys_fde
;
361 uint64_t smbd_idle_profstamp
;
364 * this session_table is used for SMB1 and SMB2,
366 struct smbXsrv_session_table
*session_table
;
368 * this tcon_table is only used for SMB1.
370 struct smbXsrv_tcon_table
*tcon_table
;
372 * this open_table is used for SMB1 and SMB2,
373 * because we have a global sconn->real_max_open_files
376 struct smbXsrv_open_table
*open_table
;
379 NTSTATUS
smbXsrv_version_global_init(const struct server_id
*server_id
);
380 uint32_t smbXsrv_version_global_current(void);
382 NTSTATUS
smbXsrv_connection_init_tables(struct smbXsrv_connection
*conn
,
383 enum protocol_types protocol
);
385 NTSTATUS
smbXsrv_session_global_init(void);
386 NTSTATUS
smbXsrv_session_create(struct smbXsrv_connection
*conn
,
388 struct smbXsrv_session
**_session
);
389 NTSTATUS
smbXsrv_session_update(struct smbXsrv_session
*session
);
390 NTSTATUS
smbXsrv_session_logoff(struct smbXsrv_session
*session
);
391 NTSTATUS
smbXsrv_session_logoff_all(struct smbXsrv_connection
*conn
);
392 NTSTATUS
smb1srv_session_table_init(struct smbXsrv_connection
*conn
);
393 NTSTATUS
smb1srv_session_lookup(struct smbXsrv_connection
*conn
,
394 uint16_t vuid
, NTTIME now
,
395 struct smbXsrv_session
**session
);
396 NTSTATUS
smb2srv_session_table_init(struct smbXsrv_connection
*conn
);
397 NTSTATUS
smb2srv_session_lookup(struct smbXsrv_connection
*conn
,
398 uint64_t session_id
, NTTIME now
,
399 struct smbXsrv_session
**session
);
400 struct smbXsrv_session_global0
;
401 NTSTATUS
smbXsrv_session_global_traverse(
402 int (*fn
)(struct smbXsrv_session_global0
*, void *),
404 struct tevent_req
*smb2srv_session_close_previous_send(TALLOC_CTX
*mem_ctx
,
405 struct tevent_context
*ev
,
406 struct smbXsrv_connection
*conn
,
407 struct auth_session_info
*session_info
,
408 uint64_t previous_session_id
,
409 uint64_t current_session_id
);
410 NTSTATUS
smb2srv_session_close_previous_recv(struct tevent_req
*req
);
412 NTSTATUS
smbXsrv_tcon_global_init(void);
413 NTSTATUS
smbXsrv_tcon_update(struct smbXsrv_tcon
*tcon
);
414 NTSTATUS
smbXsrv_tcon_disconnect(struct smbXsrv_tcon
*tcon
, uint64_t vuid
);
415 NTSTATUS
smb1srv_tcon_table_init(struct smbXsrv_connection
*conn
);
416 NTSTATUS
smb1srv_tcon_create(struct smbXsrv_connection
*conn
,
418 struct smbXsrv_tcon
**_tcon
);
419 NTSTATUS
smb1srv_tcon_lookup(struct smbXsrv_connection
*conn
,
420 uint16_t tree_id
, NTTIME now
,
421 struct smbXsrv_tcon
**tcon
);
422 NTSTATUS
smb1srv_tcon_disconnect_all(struct smbXsrv_connection
*conn
);
423 NTSTATUS
smb2srv_tcon_table_init(struct smbXsrv_session
*session
);
424 NTSTATUS
smb2srv_tcon_create(struct smbXsrv_session
*session
,
426 struct smbXsrv_tcon
**_tcon
);
427 NTSTATUS
smb2srv_tcon_lookup(struct smbXsrv_session
*session
,
428 uint32_t tree_id
, NTTIME now
,
429 struct smbXsrv_tcon
**tcon
);
430 NTSTATUS
smb2srv_tcon_disconnect_all(struct smbXsrv_session
*session
);
431 struct smbXsrv_tcon_global0
;
432 NTSTATUS
smbXsrv_tcon_global_traverse(
433 int (*fn
)(struct smbXsrv_tcon_global0
*, void *),
436 NTSTATUS
smbXsrv_open_global_init(void);
437 NTSTATUS
smbXsrv_open_create(struct smbXsrv_connection
*conn
,
438 struct auth_session_info
*session_info
,
440 struct smbXsrv_open
**_open
);
441 uint32_t smbXsrv_open_hash(struct smbXsrv_open
*_open
);
442 NTSTATUS
smbXsrv_open_update(struct smbXsrv_open
*_open
);
443 NTSTATUS
smbXsrv_open_close(struct smbXsrv_open
*op
, NTTIME now
);
444 NTSTATUS
smb1srv_open_table_init(struct smbXsrv_connection
*conn
);
445 NTSTATUS
smb1srv_open_lookup(struct smbXsrv_connection
*conn
,
446 uint16_t fnum
, NTTIME now
,
447 struct smbXsrv_open
**_open
);
448 NTSTATUS
smb2srv_open_table_init(struct smbXsrv_connection
*conn
);
449 NTSTATUS
smb2srv_open_lookup(struct smbXsrv_connection
*conn
,
450 uint64_t persistent_id
,
451 uint64_t volatile_id
,
453 struct smbXsrv_open
**_open
);
454 NTSTATUS
smb2srv_open_recreate(struct smbXsrv_connection
*conn
,
455 struct auth_session_info
*session_info
,
456 uint64_t persistent_id
,
457 struct GUID create_guid
,
459 struct smbXsrv_open
**_open
);
460 struct smbXsrv_open_global0
;
461 NTSTATUS
smbXsrv_open_global_traverse(
462 int (*fn
)(struct smbXsrv_open_global0
*, void *),
465 struct smbd_smb2_request
{
466 struct smbd_smb2_request
*prev
, *next
;
468 struct smbd_server_connection
*sconn
;
470 /* the session the request operates on, maybe NULL */
471 struct smbXsrv_session
*session
;
472 uint64_t last_session_id
;
474 /* the tcon the request operates on, maybe NULL */
475 struct smbXsrv_tcon
*tcon
;
481 struct tevent_timer
*async_te
;
482 bool compound_related
;
485 * the encryption key for the whole
490 * the signing key for the last
491 * request/response of a compound chain
495 struct timeval request_time
;
497 /* fake smb1 request. */
498 struct smb_request
*smb1req
;
499 struct files_struct
*compat_chain_fsp
;
502 * The sub request for async backend calls.
503 * This is used for SMB2 Cancel.
505 struct tevent_req
*subreq
;
507 #define SMBD_SMB2_TF_IOV_OFS 0
508 #define SMBD_SMB2_HDR_IOV_OFS 1
509 #define SMBD_SMB2_BODY_IOV_OFS 2
510 #define SMBD_SMB2_DYN_IOV_OFS 3
512 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
514 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
515 (&req->dir.vector[(idx)+(ofs)])
517 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
518 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
519 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
520 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
521 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
522 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
523 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
524 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
526 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
527 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
528 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
529 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
530 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
531 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
532 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
533 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
534 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
535 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
537 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
538 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
539 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
540 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
541 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
542 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
543 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
544 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
545 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
546 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
550 * vector[0] TRANSPORT HEADER (empty)
552 * vector[1] SMB2_TRANSFORM (optional)
554 * vector[3] fixed body
555 * vector[4] dynamic body
559 * vector[5] SMB2_TRANSFORM (optional)
561 * vector[7] fixed body
562 * vector[8] dynamic body
567 struct iovec
*vector
;
571 /* the NBT header is not allocated */
574 * vector[0] TRANSPORT HEADER
576 * vector[1] SMB2_TRANSFORM (optional)
578 * vector[3] fixed body
579 * vector[4] dynamic body
583 * vector[5] SMB2_TRANSFORM (empty)
585 * vector[7] fixed body
586 * vector[8] dynamic body
591 struct iovec
*vector
;
596 struct smbd_server_connection
;
599 struct pending_message_list
;
600 struct pending_auth_data
;
603 struct user_struct
*next
, *prev
;
604 uint64_t vuid
; /* Tag for this entry. */
606 char *session_keystr
; /* used by utmp and pam session code.
610 struct auth_session_info
*session_info
;
612 struct smbXsrv_session
*session
;
615 struct smbd_server_connection
{
617 const struct tsocket_address
*local_address
;
618 const struct tsocket_address
*remote_address
;
619 const char *remote_hostname
;
620 struct tevent_context
*ev_ctx
;
621 struct messaging_context
*msg_ctx
;
622 struct sys_notify_context
*sys_notify_ctx
;
623 struct notify_context
*notify_ctx
;
631 struct user_struct
*users
;
633 size_t num_connections
;
634 struct connection_struct
*connections
;
637 struct files_struct
*files
;
639 int real_max_open_files
;
640 struct fsp_singleton_cache fsp_fi_cache
;
642 struct pending_message_list
*deferred_open_queue
;
645 /* open directory handles. */
647 struct bitmap
*dptr_bmap
;
648 struct dptr_struct
*dirptrs
;
652 uint64_t num_requests
;
654 /* Current number of oplocks we have outstanding. */
656 int32_t exclusive_open
;
657 int32_t level_II_open
;
658 struct kernel_oplocks
*kernel_ops
;
662 struct tevent_fd
*fde
;
666 * fd for the fcntl lock mutexing access to our sock
671 * fd for the trusted pipe from
677 * fde for the trusted_fd
679 struct tevent_fd
*trusted_fde
;
682 * Reference count for the fcntl lock to
683 * allow recursive locks.
689 bool encrypted_passwords
;
691 struct auth4_context
*auth_context
;
694 * Size of the data we can receive. Set by us.
695 * Can be modified by the max xmit parameter.
701 uint16_t client_major
;
702 uint16_t client_minor
;
703 uint32_t client_cap_low
;
704 uint32_t client_cap_high
;
710 * Size of data we can send to client. Set
711 * by the client for all protocols above CORE.
712 * Set by us for CORE protocol.
715 uint64_t last_session_tag
;
717 struct smb_signing_state
*signing_state
;
719 struct notify_mid_map
*notify_mid_maps
;
722 /* dlink list we store pending lock records on. */
723 struct blocking_lock_record
*blocking_lock_queue
;
724 /* dlink list we move cancelled lock records onto. */
725 struct blocking_lock_record
*blocking_lock_cancelled_queue
;
727 /* The event that makes us process our blocking lock queue */
728 struct tevent_timer
*brl_timeout
;
730 bool blocking_lock_unlock_state
;
731 bool blocking_lock_cancel_state
;
735 struct tevent_queue
*recv_queue
;
736 struct tevent_queue
*send_queue
;
737 struct tstream_context
*stream
;
740 /* The event that makes us process our blocking lock queue */
741 struct tevent_timer
*brl_timeout
;
742 bool blocking_lock_unlock_state
;
744 struct smbd_smb2_request
*requests
;
746 * seqnum_low is the lowest sequence number
751 * seqnum_range is the range of credits we have
752 * granted from the sequence windows starting
755 * This gets incremented when new credits are
756 * granted and gets decremented when the
757 * lowest sequence number is consumed
758 * (when seqnum_low gets incremented).
760 uint16_t seqnum_range
;
762 * credits_grantedThe number of credits we have currently granted
765 * This gets incremented when new credits are
766 * granted and gets decremented when any credit
769 * Note: the decrementing is different compared
772 uint16_t credits_granted
;
774 * The maximum number of credits we will ever
775 * grant to the client.
777 * Typically we will only grant 1/16th of
780 * This is the "server max credits" parameter.
782 uint16_t max_credits
;
784 * a bitmap of size max_credits
786 struct bitmap
*credits_bitmap
;
787 bool supports_multicredit
;
791 bool compound_related_in_progress
;
794 struct smbXsrv_connection
*conn
;
797 extern struct smbXsrv_connection
*global_smbXsrv_connection
;
799 void smbd_init_globals(void);