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 smbXsrv_connection
*xconn
);
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
*locks
,
126 NTSTATUS
smbd_do_unlocking(struct smb_request
*req
,
129 struct smbd_lock_element
*ulocks
);
131 NTSTATUS
smbd_do_qfilepathinfo(connection_struct
*conn
,
135 struct smb_filename
*smb_fname
,
137 struct timespec write_time_ts
,
138 struct ea_list
*ea_list
,
142 unsigned int max_data_bytes
,
143 size_t *fixed_portion
,
145 unsigned int *pdata_size
);
147 NTSTATUS
smbd_do_setfilepathinfo(connection_struct
*conn
,
148 struct smb_request
*req
,
152 struct smb_filename
*smb_fname
,
153 char **ppdata
, int total_data
,
156 NTSTATUS
smbd_do_qfsinfo(connection_struct
*conn
,
160 unsigned int max_data_bytes
,
161 size_t *fixed_portion
,
162 struct smb_filename
*smb_fname
,
166 bool smbd_dirptr_get_entry(TALLOC_CTX
*ctx
,
167 struct dptr_struct
*dirptr
,
172 bool (*match_fn
)(TALLOC_CTX
*ctx
,
177 bool (*mode_fn
)(TALLOC_CTX
*ctx
,
179 struct smb_filename
*smb_fname
,
183 struct smb_filename
**_smb_fname
,
187 bool smbd_dirptr_lanman2_entry(TALLOC_CTX
*ctx
,
188 connection_struct
*conn
,
189 struct dptr_struct
*dirptr
,
191 const char *path_mask
,
194 int requires_resume_key
,
204 bool *got_exact_match
,
205 int *_last_entry_off
,
206 struct ea_list
*name_list
);
208 NTSTATUS
smbd_calculate_access_mask(connection_struct
*conn
,
209 const struct smb_filename
*smb_fname
,
211 uint32_t access_mask
,
212 uint32_t *access_mask_out
);
214 void smbd_notify_cancel_by_smbreq(const struct smb_request
*smbreq
);
216 void smbd_server_connection_terminate_ex(struct smbXsrv_connection
*xconn
,
218 const char *location
);
219 #define smbd_server_connection_terminate(xconn, reason) \
220 smbd_server_connection_terminate_ex(xconn, reason, __location__)
222 const char *smb2_opcode_name(uint16_t opcode
);
223 bool smbd_is_smb2_header(const uint8_t *inbuf
, size_t size
);
225 void reply_smb2002(struct smb_request
*req
, uint16_t choice
);
226 void reply_smb20ff(struct smb_request
*req
, uint16_t choice
);
227 void smbd_smb2_first_negprot(struct smbXsrv_connection
*xconn
,
228 const uint8_t *inpdu
, size_t size
);
230 DATA_BLOB
smbd_smb2_generate_outbody(struct smbd_smb2_request
*req
, size_t size
);
232 NTSTATUS
smbd_smb2_request_error_ex(struct smbd_smb2_request
*req
,
235 const char *location
);
236 #define smbd_smb2_request_error(req, status) \
237 smbd_smb2_request_error_ex(req, status, NULL, __location__)
238 NTSTATUS
smbd_smb2_request_done_ex(struct smbd_smb2_request
*req
,
240 DATA_BLOB body
, DATA_BLOB
*dyn
,
241 const char *location
);
242 #define smbd_smb2_request_done(req, body, dyn) \
243 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
245 NTSTATUS
smbd_smb2_send_oplock_break(struct smbd_server_connection
*sconn
,
246 struct smbXsrv_session
*session
,
247 struct smbXsrv_tcon
*tcon
,
248 struct smbXsrv_open
*op
,
249 uint8_t oplock_level
);
251 NTSTATUS
smbd_smb2_request_pending_queue(struct smbd_smb2_request
*req
,
252 struct tevent_req
*subreq
,
253 uint32_t defer_time
);
255 struct smb_request
*smbd_smb2_fake_smb_request(struct smbd_smb2_request
*req
);
256 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request
*req
);
257 void remove_smb2_chained_fsp(files_struct
*fsp
);
259 NTSTATUS
smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request
*req
,
260 uint32_t data_length
);
262 NTSTATUS
smbd_smb2_request_verify_sizes(struct smbd_smb2_request
*req
,
263 size_t expected_body_size
);
265 enum protocol_types
smbd_smb2_protocol_dialect_match(const uint8_t *indyn
,
266 const int dialect_count
,
268 NTSTATUS
smbd_smb2_request_process_negprot(struct smbd_smb2_request
*req
);
269 NTSTATUS
smbd_smb2_request_process_sesssetup(struct smbd_smb2_request
*req
);
270 NTSTATUS
smbd_smb2_request_process_logoff(struct smbd_smb2_request
*req
);
271 NTSTATUS
smbd_smb2_request_process_tcon(struct smbd_smb2_request
*req
);
272 NTSTATUS
smbd_smb2_request_process_tdis(struct smbd_smb2_request
*req
);
273 NTSTATUS
smbd_smb2_request_process_create(struct smbd_smb2_request
*req
);
274 NTSTATUS
smbd_smb2_request_process_close(struct smbd_smb2_request
*req
);
275 NTSTATUS
smbd_smb2_request_process_flush(struct smbd_smb2_request
*req
);
276 NTSTATUS
smbd_smb2_request_process_read(struct smbd_smb2_request
*req
);
277 NTSTATUS
smb2_read_complete(struct tevent_req
*req
, ssize_t nread
, int err
);
278 NTSTATUS
smbd_smb2_request_process_write(struct smbd_smb2_request
*req
);
279 NTSTATUS
smb2_write_complete(struct tevent_req
*req
, ssize_t nwritten
, int err
);
280 NTSTATUS
smb2_write_complete_nosync(struct tevent_req
*req
, ssize_t nwritten
,
282 NTSTATUS
smbd_smb2_request_process_lock(struct smbd_smb2_request
*req
);
283 NTSTATUS
smbd_smb2_request_process_ioctl(struct smbd_smb2_request
*req
);
284 NTSTATUS
smbd_smb2_request_process_keepalive(struct smbd_smb2_request
*req
);
285 NTSTATUS
smbd_smb2_request_process_find(struct smbd_smb2_request
*req
);
286 NTSTATUS
smbd_smb2_request_process_notify(struct smbd_smb2_request
*req
);
287 NTSTATUS
smbd_smb2_request_process_getinfo(struct smbd_smb2_request
*req
);
288 NTSTATUS
smbd_smb2_request_process_setinfo(struct smbd_smb2_request
*req
);
289 NTSTATUS
smbd_smb2_request_process_break(struct smbd_smb2_request
*req
);
290 NTSTATUS
smbd_smb2_request_dispatch(struct smbd_smb2_request
*req
);
291 void smbd_smb2_request_dispatch_immediate(struct tevent_context
*ctx
,
292 struct tevent_immediate
*im
,
295 struct deferred_open_record
;
297 /* SMB1 -> SMB2 glue. */
298 void send_break_message_smb2(files_struct
*fsp
, int level
);
299 struct blocking_lock_record
*get_pending_smb2req_blr(struct smbd_smb2_request
*smb2req
);
300 bool push_blocking_lock_request_smb2( struct byte_range_lock
*br_lck
,
301 struct smb_request
*req
,
306 enum brl_type lock_type
,
307 enum brl_flavour lock_flav
,
310 uint64_t blocking_smblctx
);
311 void process_blocking_lock_queue_smb2(
312 struct smbd_server_connection
*sconn
, struct timeval tv_curr
);
313 void cancel_pending_lock_requests_by_fid_smb2(files_struct
*fsp
,
314 struct byte_range_lock
*br_lck
,
315 enum file_close_type close_type
);
316 /* From smbd/smb2_create.c */
317 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level
);
318 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request
*smb2req
,
319 struct timeval
*p_request_time
,
320 struct deferred_open_record
**open_rec
);
321 bool open_was_deferred_smb2(struct smbd_server_connection
*sconn
,
323 void remove_deferred_open_message_smb2(
324 struct smbd_server_connection
*sconn
, uint64_t mid
);
325 bool schedule_deferred_open_message_smb2(
326 struct smbd_server_connection
*sconn
, uint64_t mid
);
327 bool push_deferred_open_message_smb2(struct smbd_smb2_request
*smb2req
,
328 struct timeval request_time
,
329 struct timeval timeout
,
331 struct deferred_open_record
*open_rec
);
333 struct smbXsrv_connection
{
334 struct smbd_server_connection
*sconn
;
336 const struct tsocket_address
*local_address
;
337 const struct tsocket_address
*remote_address
;
338 const char *remote_hostname
;
340 struct tevent_context
*ev_ctx
;
341 struct messaging_context
*msg_ctx
;
343 enum protocol_types protocol
;
348 struct tevent_fd
*fde
;
358 * fd for the fcntl lock and process shared
359 * robust mutex to coordinate access to the
360 * client socket. When the system supports
361 * process shared robust mutexes, those are
362 * used. If not, then the fcntl lock will be
366 #ifdef HAVE_ROBUST_MUTEXES
367 pthread_mutex_t
*socket_mutex
;
371 * fd for the trusted pipe from
377 * fde for the trusted_fd
379 struct tevent_fd
*trusted_fde
;
382 * Reference count for the fcntl lock to
383 * allow recursive locks.
389 bool encrypted_passwords
;
391 struct auth4_context
*auth_context
;
394 * Size of the data we can receive. Set by us.
395 * Can be modified by the max xmit parameter.
403 * Size of data we can send to client. Set
404 * by the client for all protocols above CORE.
405 * Set by us for CORE protocol.
409 struct smb_signing_state
*signing_state
;
412 uint16_t client_major
;
413 uint16_t client_minor
;
414 uint32_t client_cap_low
;
415 uint32_t client_cap_high
;
418 struct msg_state
*msg_state
;
421 struct smbd_smb2_request_read_state
{
422 struct smbd_smb2_request
*req
;
424 uint8_t nbt
[NBT_HDR_SIZE
];
428 bool doing_receivefile
;
429 size_t min_recv_size
;
433 } request_read_state
;
434 struct smbd_smb2_send_queue
*send_queue
;
435 size_t send_queue_len
;
439 * seq_low is the lowest sequence number
444 * seq_range is the range of credits we have
445 * granted from the sequence windows starting
448 * This gets incremented when new credits are
449 * granted and gets decremented when the
450 * lowest sequence number is consumed
451 * (when seq_low gets incremented).
455 * The number of credits we have currently granted
458 * This gets incremented when new credits are
459 * granted and gets decremented when any credit
462 * Note: the decrementing is different compared
467 * The maximum number of credits we will ever
468 * grant to the client.
470 * Typically we will only grant 1/16th of
473 * This is the "server max credits" parameter.
477 * a bitmap of size max_credits
479 struct bitmap
*bitmap
;
485 uint32_t capabilities
;
487 uint16_t security_mode
;
488 uint16_t num_dialects
;
492 uint32_t capabilities
;
494 uint16_t security_mode
;
501 struct smbd_smb2_request
*requests
;
504 uint64_t smbd_idle_profstamp
;
507 * this session_table is used for SMB1 and SMB2,
509 struct smbXsrv_session_table
*session_table
;
510 uint64_t last_session_id
;
512 * this tcon_table is only used for SMB1.
514 struct smbXsrv_tcon_table
*tcon_table
;
516 * this open_table is used for SMB1 and SMB2,
517 * because we have a global sconn->real_max_open_files
520 struct smbXsrv_open_table
*open_table
;
523 const char *smbXsrv_connection_dbg(const struct smbXsrv_connection
*xconn
);
525 NTSTATUS
smbXsrv_version_global_init(const struct server_id
*server_id
);
526 uint32_t smbXsrv_version_global_current(void);
528 NTSTATUS
smbXsrv_connection_init_tables(struct smbXsrv_connection
*conn
,
529 enum protocol_types protocol
);
531 NTSTATUS
smbXsrv_session_global_init(void);
532 NTSTATUS
smbXsrv_session_create(struct smbXsrv_connection
*conn
,
534 struct smbXsrv_session
**_session
);
535 NTSTATUS
smbXsrv_session_update(struct smbXsrv_session
*session
);
536 NTSTATUS
smbXsrv_session_logoff(struct smbXsrv_session
*session
);
537 NTSTATUS
smbXsrv_session_logoff_all(struct smbXsrv_connection
*conn
);
538 NTSTATUS
smb1srv_session_table_init(struct smbXsrv_connection
*conn
);
539 NTSTATUS
smb1srv_session_lookup(struct smbXsrv_connection
*conn
,
540 uint16_t vuid
, NTTIME now
,
541 struct smbXsrv_session
**session
);
542 NTSTATUS
smb2srv_session_table_init(struct smbXsrv_connection
*conn
);
543 NTSTATUS
smb2srv_session_lookup(struct smbXsrv_connection
*conn
,
544 uint64_t session_id
, NTTIME now
,
545 struct smbXsrv_session
**session
);
546 struct smbXsrv_session_global0
;
547 NTSTATUS
smbXsrv_session_global_traverse(
548 int (*fn
)(struct smbXsrv_session_global0
*, void *),
550 struct tevent_req
*smb2srv_session_close_previous_send(TALLOC_CTX
*mem_ctx
,
551 struct tevent_context
*ev
,
552 struct smbXsrv_connection
*conn
,
553 struct auth_session_info
*session_info
,
554 uint64_t previous_session_id
,
555 uint64_t current_session_id
);
556 NTSTATUS
smb2srv_session_close_previous_recv(struct tevent_req
*req
);
558 NTSTATUS
smbXsrv_tcon_global_init(void);
559 NTSTATUS
smbXsrv_tcon_update(struct smbXsrv_tcon
*tcon
);
560 NTSTATUS
smbXsrv_tcon_disconnect(struct smbXsrv_tcon
*tcon
, uint64_t vuid
);
561 NTSTATUS
smb1srv_tcon_table_init(struct smbXsrv_connection
*conn
);
562 NTSTATUS
smb1srv_tcon_create(struct smbXsrv_connection
*conn
,
564 struct smbXsrv_tcon
**_tcon
);
565 NTSTATUS
smb1srv_tcon_lookup(struct smbXsrv_connection
*conn
,
566 uint16_t tree_id
, NTTIME now
,
567 struct smbXsrv_tcon
**tcon
);
568 NTSTATUS
smb1srv_tcon_disconnect_all(struct smbXsrv_connection
*conn
);
569 NTSTATUS
smb2srv_tcon_table_init(struct smbXsrv_session
*session
);
570 NTSTATUS
smb2srv_tcon_create(struct smbXsrv_session
*session
,
572 struct smbXsrv_tcon
**_tcon
);
573 NTSTATUS
smb2srv_tcon_lookup(struct smbXsrv_session
*session
,
574 uint32_t tree_id
, NTTIME now
,
575 struct smbXsrv_tcon
**tcon
);
576 NTSTATUS
smb2srv_tcon_disconnect_all(struct smbXsrv_session
*session
);
577 struct smbXsrv_tcon_global0
;
578 NTSTATUS
smbXsrv_tcon_global_traverse(
579 int (*fn
)(struct smbXsrv_tcon_global0
*, void *),
582 NTSTATUS
smbXsrv_open_global_init(void);
583 NTSTATUS
smbXsrv_open_create(struct smbXsrv_connection
*conn
,
584 struct auth_session_info
*session_info
,
586 struct smbXsrv_open
**_open
);
587 uint32_t smbXsrv_open_hash(struct smbXsrv_open
*_open
);
588 NTSTATUS
smbXsrv_open_update(struct smbXsrv_open
*_open
);
589 NTSTATUS
smbXsrv_open_close(struct smbXsrv_open
*op
, NTTIME now
);
590 NTSTATUS
smb1srv_open_table_init(struct smbXsrv_connection
*conn
);
591 NTSTATUS
smb1srv_open_lookup(struct smbXsrv_connection
*conn
,
592 uint16_t fnum
, NTTIME now
,
593 struct smbXsrv_open
**_open
);
594 NTSTATUS
smb2srv_open_table_init(struct smbXsrv_connection
*conn
);
595 NTSTATUS
smb2srv_open_lookup(struct smbXsrv_connection
*conn
,
596 uint64_t persistent_id
,
597 uint64_t volatile_id
,
599 struct smbXsrv_open
**_open
);
600 NTSTATUS
smb2srv_open_recreate(struct smbXsrv_connection
*conn
,
601 struct auth_session_info
*session_info
,
602 uint64_t persistent_id
,
603 const struct GUID
*create_guid
,
605 struct smbXsrv_open
**_open
);
606 struct smbXsrv_open_global0
;
607 NTSTATUS
smbXsrv_open_global_traverse(
608 int (*fn
)(struct smbXsrv_open_global0
*, void *),
611 NTSTATUS
smbXsrv_open_cleanup(uint64_t persistent_id
);
613 struct smbd_smb2_send_queue
{
614 struct smbd_smb2_send_queue
*prev
, *next
;
616 DATA_BLOB
*sendfile_header
;
617 struct iovec
*vector
;
623 struct smbd_smb2_request
{
624 struct smbd_smb2_request
*prev
, *next
;
626 struct smbd_server_connection
*sconn
;
627 struct smbXsrv_connection
*xconn
;
629 struct smbd_smb2_send_queue queue_entry
;
631 /* the session the request operates on, maybe NULL */
632 struct smbXsrv_session
*session
;
633 uint64_t last_session_id
;
635 /* the tcon the request operates on, maybe NULL */
636 struct smbXsrv_tcon
*tcon
;
642 struct tevent_timer
*async_te
;
643 bool compound_related
;
646 * the encryption key for the whole
651 * the signing key for the last
652 * request/response of a compound chain
656 struct timeval request_time
;
658 /* fake smb1 request. */
659 struct smb_request
*smb1req
;
660 struct files_struct
*compat_chain_fsp
;
663 * The sub request for async backend calls.
664 * This is used for SMB2 Cancel.
666 struct tevent_req
*subreq
;
668 #define SMBD_SMB2_TF_IOV_OFS 0
669 #define SMBD_SMB2_HDR_IOV_OFS 1
670 #define SMBD_SMB2_BODY_IOV_OFS 2
671 #define SMBD_SMB2_DYN_IOV_OFS 3
673 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
675 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
676 (&req->dir.vector[(idx)+(ofs)])
678 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
679 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
680 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
681 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
682 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
683 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
684 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
685 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
687 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
688 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
689 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
690 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
691 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
692 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
693 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
694 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
695 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
696 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
698 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
699 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
700 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
701 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
702 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
703 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
704 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
705 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
706 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
707 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
709 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
713 * vector[0] TRANSPORT HEADER (empty)
715 * vector[1] SMB2_TRANSFORM (optional)
717 * vector[3] fixed body
718 * vector[4] dynamic body
722 * vector[5] SMB2_TRANSFORM (optional)
724 * vector[7] fixed body
725 * vector[8] dynamic body
730 struct iovec
*vector
;
732 struct iovec _vector
[1 + SMBD_SMB2_NUM_IOV_PER_REQ
];
735 /* the NBT header is not allocated */
738 * vector[0] TRANSPORT HEADER
740 * vector[1] SMB2_TRANSFORM (optional)
742 * vector[3] fixed body
743 * vector[4] dynamic body
747 * vector[5] SMB2_TRANSFORM (empty)
749 * vector[7] fixed body
750 * vector[8] dynamic body
755 struct iovec
*vector
;
757 struct iovec _vector
[1 + SMBD_SMB2_NUM_IOV_PER_REQ
];
758 #define OUTVEC_ALLOC_SIZE (SMB2_HDR_BODY + 9)
759 uint8_t _hdr
[OUTVEC_ALLOC_SIZE
];
764 struct smbd_server_connection
;
767 struct pending_message_list
;
768 struct pending_auth_data
;
771 struct user_struct
*next
, *prev
;
772 uint64_t vuid
; /* Tag for this entry. */
774 char *session_keystr
; /* used by utmp and pam session code.
778 struct auth_session_info
*session_info
;
780 struct smbXsrv_session
*session
;
783 struct smbd_server_connection
{
784 const struct tsocket_address
*local_address
;
785 const struct tsocket_address
*remote_address
;
786 const char *remote_hostname
;
787 struct tevent_context
*ev_ctx
;
788 struct messaging_context
*msg_ctx
;
789 struct sys_notify_context
*sys_notify_ctx
;
790 struct notify_context
*notify_ctx
;
795 struct user_struct
*users
;
797 size_t num_connections
;
798 struct connection_struct
*connections
;
801 struct files_struct
*files
;
803 int real_max_open_files
;
804 struct fsp_singleton_cache fsp_fi_cache
;
806 struct pending_message_list
*deferred_open_queue
;
809 /* open directory handles. */
811 struct bitmap
*dptr_bmap
;
812 struct dptr_struct
*dirptrs
;
816 uint64_t num_requests
;
818 /* Current number of oplocks we have outstanding. */
820 int32_t exclusive_open
;
821 int32_t level_II_open
;
822 struct kernel_oplocks
*kernel_ops
;
826 struct notify_mid_map
*notify_mid_maps
;
829 /* dlink list we store pending lock records on. */
830 struct blocking_lock_record
*blocking_lock_queue
;
831 /* dlink list we move cancelled lock records onto. */
832 struct blocking_lock_record
*blocking_lock_cancelled_queue
;
834 /* The event that makes us process our blocking lock queue */
835 struct tevent_timer
*brl_timeout
;
837 bool blocking_lock_unlock_state
;
838 bool blocking_lock_cancel_state
;
843 /* The event that makes us process our blocking lock queue */
844 struct tevent_timer
*brl_timeout
;
845 bool blocking_lock_unlock_state
;
850 * Link into libasys for asynchronous operations
852 struct asys_context
*asys_ctx
;
853 struct tevent_fd
*asys_fde
;
855 struct smbXsrv_connection
*conn
;
858 extern struct smbXsrv_connection
*global_smbXsrv_connection
;
860 void smbd_init_globals(void);