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"
23 #include "smbprofile.h"
26 struct smbd_dmapi_context
;
27 extern struct smbd_dmapi_context
*dmapi_ctx
;
30 /* how many write cache buffers have been allocated */
31 extern unsigned int allocated_write_caches
;
33 /* A singleton cache to speed up searching by dev/inode. */
34 struct fsp_singleton_cache
{
39 extern const struct mangle_fns
*mangle_fns
;
41 extern unsigned char *chartest
;
43 extern struct tdb_context
*tdb_mangled_cache
;
46 this determines how many characters are used from the original filename
47 in the 8.3 mangled name. A larger value leads to a weaker hash and more collisions.
48 The largest possible value is 6.
50 extern unsigned mangle_prefix
;
54 extern bool logged_ioctl_message
;
58 extern time_t last_smb_conf_reload_time
;
59 extern time_t last_printer_reload_time
;
60 extern pid_t background_lpq_updater_pid
;
62 /****************************************************************************
63 structure to hold a linked list of queued messages.
65 ****************************************************************************/
66 extern uint32_t common_flags2
;
68 extern struct smb_trans_enc_state
*partial_srv_trans_enc_ctx
;
69 extern struct smb_trans_enc_state
*srv_trans_enc_ctx
;
72 struct security_unix_token ut
;
73 struct security_token
*token
;
75 /* A stack of security contexts. We include the current context as being
76 the first one, so there is room for another MAX_SEC_CTX_DEPTH more. */
77 extern struct sec_ctx sec_ctx_stack
[MAX_SEC_CTX_DEPTH
+ 1];
78 extern int sec_ctx_stack_ndx
;
79 extern bool become_uid_done
;
80 extern bool become_gid_done
;
82 extern connection_struct
*last_conn
;
83 extern uint16_t last_flags
;
85 extern uint32_t global_client_caps
;
87 extern uint16_t fnf_handle
;
90 connection_struct
*conn
;
93 /* A stack of current_user connection contexts. */
94 extern struct conn_ctx conn_ctx_stack
[MAX_SEC_CTX_DEPTH
];
95 extern int conn_ctx_stack_ndx
;
97 struct vfs_init_function_entry
;
98 extern struct vfs_init_function_entry
*backends
;
99 extern char *sparse_buf
;
100 extern char *LastDir
;
102 struct smbd_parent_context
;
103 extern struct smbd_parent_context
*am_parent
;
104 extern struct memcache
*smbd_memcache_ctx
;
105 extern bool exit_firsttime
;
107 struct tstream_context
;
108 struct smbd_smb2_request
;
110 DATA_BLOB
negprot_spnego(TALLOC_CTX
*ctx
, struct smbXsrv_connection
*xconn
);
112 void smbd_lock_socket(struct smbXsrv_connection
*xconn
);
113 void smbd_unlock_socket(struct smbXsrv_connection
*xconn
);
115 NTSTATUS
smbd_do_locking(struct smb_request
*req
,
120 struct smbd_lock_element
*locks
,
122 NTSTATUS
smbd_do_unlocking(struct smb_request
*req
,
125 struct smbd_lock_element
*ulocks
);
127 NTSTATUS
smbd_do_qfilepathinfo(connection_struct
*conn
,
131 struct smb_filename
*smb_fname
,
133 struct timespec write_time_ts
,
134 struct ea_list
*ea_list
,
138 unsigned int max_data_bytes
,
139 size_t *fixed_portion
,
141 unsigned int *pdata_size
);
143 NTSTATUS
smbd_do_setfsinfo(connection_struct
*conn
,
144 struct smb_request
*req
,
148 const DATA_BLOB
*pdata
);
150 NTSTATUS
smbd_do_setfilepathinfo(connection_struct
*conn
,
151 struct smb_request
*req
,
155 struct smb_filename
*smb_fname
,
156 char **ppdata
, int total_data
,
159 NTSTATUS
smbd_do_qfsinfo(struct smbXsrv_connection
*xconn
,
160 connection_struct
*conn
,
164 unsigned int max_data_bytes
,
165 size_t *fixed_portion
,
166 struct smb_filename
*smb_fname
,
170 bool smbd_dirptr_get_entry(TALLOC_CTX
*ctx
,
171 struct dptr_struct
*dirptr
,
176 bool (*match_fn
)(TALLOC_CTX
*ctx
,
181 bool (*mode_fn
)(TALLOC_CTX
*ctx
,
183 struct smb_filename
*smb_fname
,
187 struct smb_filename
**_smb_fname
,
191 NTSTATUS
smbd_dirptr_lanman2_entry(TALLOC_CTX
*ctx
,
192 connection_struct
*conn
,
193 struct dptr_struct
*dirptr
,
195 const char *path_mask
,
198 int requires_resume_key
,
207 bool *got_exact_match
,
208 int *_last_entry_off
,
209 struct ea_list
*name_list
);
211 NTSTATUS
smbd_calculate_access_mask(connection_struct
*conn
,
212 const struct smb_filename
*smb_fname
,
214 uint32_t access_mask
,
215 uint32_t *access_mask_out
);
217 void smbd_notify_cancel_by_smbreq(const struct smb_request
*smbreq
);
219 void smbd_server_connection_terminate_ex(struct smbXsrv_connection
*xconn
,
221 const char *location
);
222 #define smbd_server_connection_terminate(xconn, reason) \
223 smbd_server_connection_terminate_ex(xconn, reason, __location__)
225 const char *smb2_opcode_name(uint16_t opcode
);
226 bool smbd_is_smb2_header(const uint8_t *inbuf
, size_t size
);
228 NTSTATUS
smbd_add_connection(struct smbXsrv_client
*client
, int sock_fd
,
229 struct smbXsrv_connection
**_xconn
);
231 void reply_smb2002(struct smb_request
*req
, uint16_t choice
);
232 void reply_smb20ff(struct smb_request
*req
, uint16_t choice
);
233 void smbd_smb2_process_negprot(struct smbXsrv_connection
*xconn
,
234 uint64_t expected_seq_low
,
235 const uint8_t *inpdu
, size_t size
);
237 DATA_BLOB
smbd_smb2_generate_outbody(struct smbd_smb2_request
*req
, size_t size
);
239 NTSTATUS
smbd_smb2_request_error_ex(struct smbd_smb2_request
*req
,
242 const char *location
);
243 #define smbd_smb2_request_error(req, status) \
244 smbd_smb2_request_error_ex(req, status, NULL, __location__)
245 NTSTATUS
smbd_smb2_request_done_ex(struct smbd_smb2_request
*req
,
247 DATA_BLOB body
, DATA_BLOB
*dyn
,
248 const char *location
);
249 #define smbd_smb2_request_done(req, body, dyn) \
250 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
252 NTSTATUS
smbd_smb2_send_oplock_break(struct smbXsrv_connection
*xconn
,
253 struct smbXsrv_session
*session
,
254 struct smbXsrv_tcon
*tcon
,
255 struct smbXsrv_open
*op
,
256 uint8_t oplock_level
);
257 NTSTATUS
smbd_smb2_send_lease_break(struct smbXsrv_connection
*xconn
,
259 uint32_t lease_flags
,
260 struct smb2_lease_key
*lease_key
,
261 uint32_t current_lease_state
,
262 uint32_t new_lease_state
);
264 NTSTATUS
smbd_smb2_request_pending_queue(struct smbd_smb2_request
*req
,
265 struct tevent_req
*subreq
,
266 uint32_t defer_time
);
268 struct smb_request
*smbd_smb2_fake_smb_request(struct smbd_smb2_request
*req
);
269 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request
*req
);
270 void remove_smb2_chained_fsp(files_struct
*fsp
);
272 NTSTATUS
smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request
*req
,
273 uint32_t data_length
);
275 NTSTATUS
smbd_smb2_request_verify_sizes(struct smbd_smb2_request
*req
,
276 size_t expected_body_size
);
278 enum protocol_types
smbd_smb2_protocol_dialect_match(const uint8_t *indyn
,
279 const int dialect_count
,
281 NTSTATUS
smbd_smb2_request_process_negprot(struct smbd_smb2_request
*req
);
282 NTSTATUS
smbd_smb2_request_process_sesssetup(struct smbd_smb2_request
*req
);
283 NTSTATUS
smbd_smb2_request_process_logoff(struct smbd_smb2_request
*req
);
284 NTSTATUS
smbd_smb2_request_process_tcon(struct smbd_smb2_request
*req
);
285 NTSTATUS
smbd_smb2_request_process_tdis(struct smbd_smb2_request
*req
);
286 NTSTATUS
smbd_smb2_request_process_create(struct smbd_smb2_request
*req
);
287 NTSTATUS
smbd_smb2_request_process_close(struct smbd_smb2_request
*req
);
288 NTSTATUS
smbd_smb2_request_process_flush(struct smbd_smb2_request
*req
);
289 NTSTATUS
smbd_smb2_request_process_read(struct smbd_smb2_request
*req
);
290 NTSTATUS
smb2_read_complete(struct tevent_req
*req
, ssize_t nread
, int err
);
291 NTSTATUS
smbd_smb2_request_process_write(struct smbd_smb2_request
*req
);
292 NTSTATUS
smb2_write_complete(struct tevent_req
*req
, ssize_t nwritten
, int err
);
293 NTSTATUS
smb2_write_complete_nosync(struct tevent_req
*req
, ssize_t nwritten
,
295 NTSTATUS
smbd_smb2_request_process_lock(struct smbd_smb2_request
*req
);
296 NTSTATUS
smbd_smb2_request_process_ioctl(struct smbd_smb2_request
*req
);
297 NTSTATUS
smbd_smb2_request_process_keepalive(struct smbd_smb2_request
*req
);
298 NTSTATUS
smbd_smb2_request_process_query_directory(struct smbd_smb2_request
*req
);
299 NTSTATUS
smbd_smb2_request_process_notify(struct smbd_smb2_request
*req
);
300 NTSTATUS
smbd_smb2_request_process_getinfo(struct smbd_smb2_request
*req
);
301 NTSTATUS
smbd_smb2_request_process_setinfo(struct smbd_smb2_request
*req
);
302 NTSTATUS
smbd_smb2_request_process_break(struct smbd_smb2_request
*req
);
303 NTSTATUS
smbd_smb2_request_dispatch(struct smbd_smb2_request
*req
);
304 void smbd_smb2_request_dispatch_immediate(struct tevent_context
*ctx
,
305 struct tevent_immediate
*im
,
308 struct deferred_open_record
;
310 /* SMB1 -> SMB2 glue. */
311 void send_break_message_smb2(files_struct
*fsp
,
314 struct blocking_lock_record
*get_pending_smb2req_blr(struct smbd_smb2_request
*smb2req
);
315 bool push_blocking_lock_request_smb2( struct byte_range_lock
*br_lck
,
316 struct smb_request
*req
,
321 enum brl_type lock_type
,
322 enum brl_flavour lock_flav
,
325 uint64_t blocking_smblctx
);
326 void process_blocking_lock_queue_smb2(
327 struct smbd_server_connection
*sconn
, struct timeval tv_curr
);
328 void cancel_pending_lock_requests_by_fid_smb2(files_struct
*fsp
,
329 struct byte_range_lock
*br_lck
,
330 enum file_close_type close_type
);
331 /* From smbd/smb2_create.c */
332 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level
);
333 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request
*smb2req
,
334 struct timeval
*p_request_time
,
335 struct deferred_open_record
**open_rec
);
336 bool open_was_deferred_smb2(
337 struct smbXsrv_connection
*xconn
, uint64_t mid
);
338 void remove_deferred_open_message_smb2(
339 struct smbXsrv_connection
*xconn
, uint64_t mid
);
340 bool schedule_deferred_open_message_smb2(
341 struct smbXsrv_connection
*xconn
, uint64_t mid
);
342 bool push_deferred_open_message_smb2(struct smbd_smb2_request
*smb2req
,
343 struct timeval request_time
,
344 struct timeval timeout
,
346 struct deferred_open_record
*open_rec
);
348 struct smbXsrv_client
;
350 struct smbXsrv_preauth
{
351 uint8_t sha512_value
[64];
354 struct smbXsrv_connection
{
355 struct smbXsrv_connection
*prev
, *next
;
357 struct smbXsrv_client
*client
;
360 const struct tsocket_address
*local_address
;
361 const struct tsocket_address
*remote_address
;
362 const char *remote_hostname
;
364 struct tevent_context
*ev_ctx
;
365 struct messaging_context
*msg_ctx
;
367 enum protocol_types protocol
;
372 struct tevent_fd
*fde
;
382 * fd for the fcntl lock and process shared
383 * robust mutex to coordinate access to the
384 * client socket. When the system supports
385 * process shared robust mutexes, those are
386 * used. If not, then the fcntl lock will be
390 #ifdef HAVE_ROBUST_MUTEXES
391 pthread_mutex_t
*socket_mutex
;
395 * fd for the trusted pipe from
401 * fde for the trusted_fd
403 struct tevent_fd
*trusted_fde
;
406 * Reference count for the fcntl lock to
407 * allow recursive locks.
413 bool encrypted_passwords
;
415 struct auth4_context
*auth_context
;
418 * Size of the data we can receive. Set by us.
419 * Can be modified by the max xmit parameter.
427 * Size of data we can send to client. Set
428 * by the client for all protocols above CORE.
429 * Set by us for CORE protocol.
433 struct smb_signing_state
*signing_state
;
436 uint16_t client_major
;
437 uint16_t client_minor
;
438 uint32_t client_cap_low
;
439 uint32_t client_cap_high
;
442 struct msg_state
*msg_state
;
445 struct smbd_smb2_request_read_state
{
446 struct smbd_smb2_request
*req
;
448 uint8_t nbt
[NBT_HDR_SIZE
];
452 bool doing_receivefile
;
453 size_t min_recv_size
;
457 } request_read_state
;
458 struct smbd_smb2_send_queue
*send_queue
;
459 size_t send_queue_len
;
463 * seq_low is the lowest sequence number
468 * seq_range is the range of credits we have
469 * granted from the sequence windows starting
472 * This gets incremented when new credits are
473 * granted and gets decremented when the
474 * lowest sequence number is consumed
475 * (when seq_low gets incremented).
479 * The number of credits we have currently granted
482 * This gets incremented when new credits are
483 * granted and gets decremented when any credit
486 * Note: the decrementing is different compared
491 * The maximum number of credits we will ever
492 * grant to the client.
494 * Typically we will only grant 1/16th of
497 * This is the "server max credits" parameter.
501 * a bitmap of size max_credits
503 struct bitmap
*bitmap
;
509 uint32_t capabilities
;
512 uint16_t security_mode
;
513 uint16_t num_dialects
;
517 uint32_t capabilities
;
519 uint16_t security_mode
;
527 struct smbXsrv_preauth preauth
;
529 struct smbd_smb2_request
*requests
;
533 const char *smbXsrv_connection_dbg(const struct smbXsrv_connection
*xconn
);
535 NTSTATUS
smbXsrv_version_global_init(const struct server_id
*server_id
);
536 uint32_t smbXsrv_version_global_current(void);
538 struct smbXsrv_client_table
;
539 NTSTATUS
smbXsrv_client_global_init(void);
540 NTSTATUS
smbXsrv_client_create(TALLOC_CTX
*mem_ctx
,
541 struct tevent_context
*ev_ctx
,
542 struct messaging_context
*msg_ctx
,
544 struct smbXsrv_client
**_client
);
545 NTSTATUS
smbXsrv_client_update(struct smbXsrv_client
*client
);
546 NTSTATUS
smbXsrv_client_remove(struct smbXsrv_client
*client
);
547 NTSTATUS
smb2srv_client_lookup_global(struct smbXsrv_client
*client
,
548 struct GUID client_guid
,
550 struct smbXsrv_client_global0
**_pass
);
551 NTSTATUS
smb2srv_client_connection_pass(struct smbd_smb2_request
*smb2req
,
552 struct smbXsrv_client_global0
*global
);
554 NTSTATUS
smbXsrv_connection_init_tables(struct smbXsrv_connection
*conn
,
555 enum protocol_types protocol
);
557 NTSTATUS
smbXsrv_session_global_init(struct messaging_context
*msg_ctx
);
558 NTSTATUS
smbXsrv_session_create(struct smbXsrv_connection
*conn
,
560 struct smbXsrv_session
**_session
);
561 NTSTATUS
smbXsrv_session_add_channel(struct smbXsrv_session
*session
,
562 struct smbXsrv_connection
*conn
,
563 struct smbXsrv_channel_global0
**_c
);
564 NTSTATUS
smbXsrv_session_update(struct smbXsrv_session
*session
);
565 struct smbXsrv_channel_global0
;
566 NTSTATUS
smbXsrv_session_find_channel(const struct smbXsrv_session
*session
,
567 const struct smbXsrv_connection
*conn
,
568 struct smbXsrv_channel_global0
**_c
);
569 NTSTATUS
smbXsrv_session_find_auth(const struct smbXsrv_session
*session
,
570 const struct smbXsrv_connection
*conn
,
572 struct smbXsrv_session_auth0
**_a
);
573 NTSTATUS
smbXsrv_session_create_auth(struct smbXsrv_session
*session
,
574 struct smbXsrv_connection
*conn
,
577 uint8_t in_security_mode
,
578 struct smbXsrv_session_auth0
**_a
);
579 struct tevent_req
*smb2srv_session_shutdown_send(TALLOC_CTX
*mem_ctx
,
580 struct tevent_context
*ev
,
581 struct smbXsrv_session
*session
,
582 struct smbd_smb2_request
*current_req
);
583 NTSTATUS
smb2srv_session_shutdown_recv(struct tevent_req
*req
);
584 NTSTATUS
smbXsrv_session_logoff(struct smbXsrv_session
*session
);
585 NTSTATUS
smbXsrv_session_logoff_all(struct smbXsrv_connection
*conn
);
586 NTSTATUS
smb1srv_session_table_init(struct smbXsrv_connection
*conn
);
587 NTSTATUS
smb1srv_session_lookup(struct smbXsrv_connection
*conn
,
588 uint16_t vuid
, NTTIME now
,
589 struct smbXsrv_session
**session
);
590 NTSTATUS
smb2srv_session_table_init(struct smbXsrv_connection
*conn
);
591 NTSTATUS
smb2srv_session_lookup_conn(struct smbXsrv_connection
*conn
,
592 uint64_t session_id
, NTTIME now
,
593 struct smbXsrv_session
**session
);
594 NTSTATUS
smb2srv_session_lookup_client(struct smbXsrv_client
*client
,
595 uint64_t session_id
, NTTIME now
,
596 struct smbXsrv_session
**session
);
597 struct smbXsrv_session_global0
;
598 NTSTATUS
smbXsrv_session_global_traverse(
599 int (*fn
)(struct smbXsrv_session_global0
*, void *),
601 struct tevent_req
*smb2srv_session_close_previous_send(TALLOC_CTX
*mem_ctx
,
602 struct tevent_context
*ev
,
603 struct smbXsrv_connection
*conn
,
604 struct auth_session_info
*session_info
,
605 uint64_t previous_session_id
,
606 uint64_t current_session_id
);
607 NTSTATUS
smb2srv_session_close_previous_recv(struct tevent_req
*req
);
609 NTSTATUS
smbXsrv_tcon_global_init(void);
610 NTSTATUS
smbXsrv_tcon_update(struct smbXsrv_tcon
*tcon
);
611 NTSTATUS
smbXsrv_tcon_disconnect(struct smbXsrv_tcon
*tcon
, uint64_t vuid
);
612 NTSTATUS
smb1srv_tcon_table_init(struct smbXsrv_connection
*conn
);
613 NTSTATUS
smb1srv_tcon_create(struct smbXsrv_connection
*conn
,
615 struct smbXsrv_tcon
**_tcon
);
616 NTSTATUS
smb1srv_tcon_lookup(struct smbXsrv_connection
*conn
,
617 uint16_t tree_id
, NTTIME now
,
618 struct smbXsrv_tcon
**tcon
);
619 NTSTATUS
smb1srv_tcon_disconnect_all(struct smbXsrv_connection
*conn
);
620 NTSTATUS
smb2srv_tcon_table_init(struct smbXsrv_session
*session
);
621 NTSTATUS
smb2srv_tcon_create(struct smbXsrv_session
*session
,
623 struct smbXsrv_tcon
**_tcon
);
624 NTSTATUS
smb2srv_tcon_lookup(struct smbXsrv_session
*session
,
625 uint32_t tree_id
, NTTIME now
,
626 struct smbXsrv_tcon
**tcon
);
627 NTSTATUS
smb2srv_tcon_disconnect_all(struct smbXsrv_session
*session
);
628 struct smbXsrv_tcon_global0
;
629 NTSTATUS
smbXsrv_tcon_global_traverse(
630 int (*fn
)(struct smbXsrv_tcon_global0
*, void *),
633 NTSTATUS
smbXsrv_open_global_init(void);
634 NTSTATUS
smbXsrv_open_create(struct smbXsrv_connection
*conn
,
635 struct auth_session_info
*session_info
,
637 struct smbXsrv_open
**_open
);
638 uint32_t smbXsrv_open_hash(struct smbXsrv_open
*_open
);
639 NTSTATUS
smbXsrv_open_update(struct smbXsrv_open
*_open
);
640 NTSTATUS
smbXsrv_open_close(struct smbXsrv_open
*op
, NTTIME now
);
641 NTSTATUS
smb1srv_open_table_init(struct smbXsrv_connection
*conn
);
642 NTSTATUS
smb1srv_open_lookup(struct smbXsrv_connection
*conn
,
643 uint16_t fnum
, NTTIME now
,
644 struct smbXsrv_open
**_open
);
645 NTSTATUS
smb2srv_open_table_init(struct smbXsrv_connection
*conn
);
646 NTSTATUS
smb2srv_open_lookup(struct smbXsrv_connection
*conn
,
647 uint64_t persistent_id
,
648 uint64_t volatile_id
,
650 struct smbXsrv_open
**_open
);
651 NTSTATUS
smb2srv_open_lookup_replay_cache(struct smbXsrv_connection
*conn
,
652 const struct GUID
*create_guid
,
654 struct smbXsrv_open
**_open
);
655 NTSTATUS
smb2srv_open_recreate(struct smbXsrv_connection
*conn
,
656 struct auth_session_info
*session_info
,
657 uint64_t persistent_id
,
658 const struct GUID
*create_guid
,
660 struct smbXsrv_open
**_open
);
661 struct smbXsrv_open_global0
;
662 NTSTATUS
smbXsrv_open_global_traverse(
663 int (*fn
)(struct smbXsrv_open_global0
*, void *),
666 NTSTATUS
smbXsrv_open_cleanup(uint64_t persistent_id
);
667 bool smbXsrv_is_encrypted(uint8_t encryption_flags
);
668 bool smbXsrv_is_partially_encrypted(uint8_t encryption_flags
);
669 bool smbXsrv_set_crypto_flag(uint8_t *flags
, uint8_t flag
);
670 bool smbXsrv_is_signed(uint8_t signing_flags
);
671 bool smbXsrv_is_partially_signed(uint8_t signing_flags
);
673 struct smbd_smb2_send_queue
{
674 struct smbd_smb2_send_queue
*prev
, *next
;
676 DATA_BLOB
*sendfile_header
;
677 NTSTATUS
*sendfile_status
;
678 struct iovec
*vector
;
684 struct smbd_smb2_request
{
685 struct smbd_smb2_request
*prev
, *next
;
687 struct smbd_server_connection
*sconn
;
688 struct smbXsrv_connection
*xconn
;
690 struct smbd_smb2_send_queue queue_entry
;
692 /* the session the request operates on, maybe NULL */
693 struct smbXsrv_session
*session
;
694 uint64_t last_session_id
;
696 /* the tcon the request operates on, maybe NULL */
697 struct smbXsrv_tcon
*tcon
;
702 /* Was the request encrypted? */
704 /* Should we encrypt? */
706 struct tevent_timer
*async_te
;
707 bool compound_related
;
710 * the encryption key for the whole
715 * the signing key for the last
716 * request/response of a compound chain
719 struct smbXsrv_preauth
*preauth
;
721 struct timeval request_time
;
723 SMBPROFILE_IOBYTES_ASYNC_STATE(profile
);
725 /* fake smb1 request. */
726 struct smb_request
*smb1req
;
727 struct files_struct
*compat_chain_fsp
;
730 * Keep track of whether the outstanding request counters
731 * had been updated in dispatch, so that they need to be
732 * adapted again in reply.
734 bool request_counters_updated
;
737 * The sub request for async backend calls.
738 * This is used for SMB2 Cancel.
740 struct tevent_req
*subreq
;
742 #define SMBD_SMB2_TF_IOV_OFS 0
743 #define SMBD_SMB2_HDR_IOV_OFS 1
744 #define SMBD_SMB2_BODY_IOV_OFS 2
745 #define SMBD_SMB2_DYN_IOV_OFS 3
747 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
749 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
750 (&req->dir.vector[(idx)+(ofs)])
752 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
753 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
754 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
755 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
756 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
757 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
758 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
759 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
761 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
762 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
763 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
764 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
765 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
766 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
767 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
768 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
769 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
770 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
772 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
773 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
774 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
775 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
776 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
777 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
778 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
779 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
780 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
781 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
783 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
787 * vector[0] TRANSPORT HEADER (empty)
789 * vector[1] SMB2_TRANSFORM (optional)
791 * vector[3] fixed body
792 * vector[4] dynamic body
796 * vector[5] SMB2_TRANSFORM (optional)
798 * vector[7] fixed body
799 * vector[8] dynamic body
804 struct iovec
*vector
;
806 struct iovec _vector
[1 + SMBD_SMB2_NUM_IOV_PER_REQ
];
809 /* the NBT header is not allocated */
812 * vector[0] TRANSPORT HEADER
814 * vector[1] SMB2_TRANSFORM (optional)
816 * vector[3] fixed body
817 * vector[4] dynamic body
821 * vector[5] SMB2_TRANSFORM (empty)
823 * vector[7] fixed body
824 * vector[8] dynamic body
829 struct iovec
*vector
;
831 struct iovec _vector
[1 + SMBD_SMB2_NUM_IOV_PER_REQ
];
832 #define OUTVEC_ALLOC_SIZE (SMB2_HDR_BODY + 9)
833 uint8_t _hdr
[OUTVEC_ALLOC_SIZE
];
838 struct smbd_server_connection
;
841 struct pending_message_list
;
842 struct pending_auth_data
;
845 struct user_struct
*next
, *prev
;
846 uint64_t vuid
; /* Tag for this entry. */
848 char *session_keystr
; /* used by utmp and pam session code.
852 struct auth_session_info
*session_info
;
854 struct smbXsrv_session
*session
;
857 struct pthreadpool_tevent
;
859 struct smbd_server_connection
{
860 const struct tsocket_address
*local_address
;
861 const struct tsocket_address
*remote_address
;
862 const char *remote_hostname
;
863 struct tevent_context
*ev_ctx
;
864 struct messaging_context
*msg_ctx
;
865 struct notify_context
*notify_ctx
;
867 bool aapl_zero_file_id
; /* Apple-specific */
871 struct user_struct
*users
;
873 size_t num_connections
;
874 struct connection_struct
*connections
;
877 struct files_struct
*files
;
879 int real_max_open_files
;
880 struct fsp_singleton_cache fsp_fi_cache
;
882 struct pending_message_list
*deferred_open_queue
;
885 /* open directory handles. */
887 struct bitmap
*dptr_bmap
;
888 struct dptr_struct
*dirptrs
;
892 uint64_t num_requests
;
894 /* Current number of oplocks we have outstanding. */
896 int32_t exclusive_open
;
897 int32_t level_II_open
;
898 struct kernel_oplocks
*kernel_ops
;
902 struct notify_mid_map
*notify_mid_maps
;
905 /* dlink list we store pending lock records on. */
906 struct blocking_lock_record
*blocking_lock_queue
;
907 /* dlink list we move cancelled lock records onto. */
908 struct blocking_lock_record
*blocking_lock_cancelled_queue
;
910 /* The event that makes us process our blocking lock queue */
911 struct tevent_timer
*brl_timeout
;
913 bool blocking_lock_unlock_state
;
914 bool blocking_lock_cancel_state
;
919 /* The event that makes us process our blocking lock queue */
920 struct tevent_timer
*brl_timeout
;
921 bool blocking_lock_unlock_state
;
925 struct pthreadpool_tevent
*pool
;
927 struct smbXsrv_client
*client
;
930 extern struct smbXsrv_client
*global_smbXsrv_client
;
932 void smbd_init_globals(void);