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
,
210 struct file_id
*file_id
);
212 NTSTATUS
smbd_calculate_access_mask(connection_struct
*conn
,
213 const struct smb_filename
*smb_fname
,
215 uint32_t access_mask
,
216 uint32_t *access_mask_out
);
218 void smbd_notify_cancel_by_smbreq(const struct smb_request
*smbreq
);
220 void smbd_server_connection_terminate_ex(struct smbXsrv_connection
*xconn
,
222 const char *location
);
223 #define smbd_server_connection_terminate(xconn, reason) \
224 smbd_server_connection_terminate_ex(xconn, reason, __location__)
226 const char *smb2_opcode_name(uint16_t opcode
);
227 bool smbd_is_smb2_header(const uint8_t *inbuf
, size_t size
);
228 bool smbd_smb2_is_compound(const struct smbd_smb2_request
*req
);
230 NTSTATUS
smbd_add_connection(struct smbXsrv_client
*client
, int sock_fd
,
231 struct smbXsrv_connection
**_xconn
);
233 void reply_smb2002(struct smb_request
*req
, uint16_t choice
);
234 void reply_smb20ff(struct smb_request
*req
, uint16_t choice
);
235 void smbd_smb2_process_negprot(struct smbXsrv_connection
*xconn
,
236 uint64_t expected_seq_low
,
237 const uint8_t *inpdu
, size_t size
);
239 DATA_BLOB
smbd_smb2_generate_outbody(struct smbd_smb2_request
*req
, size_t size
);
241 NTSTATUS
smbd_smb2_request_error_ex(struct smbd_smb2_request
*req
,
244 const char *location
);
245 #define smbd_smb2_request_error(req, status) \
246 smbd_smb2_request_error_ex(req, status, NULL, __location__)
247 NTSTATUS
smbd_smb2_request_done_ex(struct smbd_smb2_request
*req
,
249 DATA_BLOB body
, DATA_BLOB
*dyn
,
250 const char *location
);
251 #define smbd_smb2_request_done(req, body, dyn) \
252 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
254 NTSTATUS
smbd_smb2_send_oplock_break(struct smbXsrv_connection
*xconn
,
255 struct smbXsrv_session
*session
,
256 struct smbXsrv_tcon
*tcon
,
257 struct smbXsrv_open
*op
,
258 uint8_t oplock_level
);
259 NTSTATUS
smbd_smb2_send_lease_break(struct smbXsrv_connection
*xconn
,
261 uint32_t lease_flags
,
262 struct smb2_lease_key
*lease_key
,
263 uint32_t current_lease_state
,
264 uint32_t new_lease_state
);
266 NTSTATUS
smbd_smb2_request_pending_queue(struct smbd_smb2_request
*req
,
267 struct tevent_req
*subreq
,
268 uint32_t defer_time
);
270 struct smb_request
*smbd_smb2_fake_smb_request(struct smbd_smb2_request
*req
);
271 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request
*req
);
272 void remove_smb2_chained_fsp(files_struct
*fsp
);
274 NTSTATUS
smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request
*req
,
275 uint32_t data_length
);
277 NTSTATUS
smbd_smb2_request_verify_sizes(struct smbd_smb2_request
*req
,
278 size_t expected_body_size
);
280 void smb2_request_set_async_internal(struct smbd_smb2_request
*req
,
281 bool async_internal
);
283 enum protocol_types
smbd_smb2_protocol_dialect_match(const uint8_t *indyn
,
284 const int dialect_count
,
286 NTSTATUS
smbd_smb2_request_process_negprot(struct smbd_smb2_request
*req
);
287 NTSTATUS
smbd_smb2_request_process_sesssetup(struct smbd_smb2_request
*req
);
288 NTSTATUS
smbd_smb2_request_process_logoff(struct smbd_smb2_request
*req
);
289 NTSTATUS
smbd_smb2_request_process_tcon(struct smbd_smb2_request
*req
);
290 NTSTATUS
smbd_smb2_request_process_tdis(struct smbd_smb2_request
*req
);
291 NTSTATUS
smbd_smb2_request_process_create(struct smbd_smb2_request
*req
);
292 NTSTATUS
smbd_smb2_request_process_close(struct smbd_smb2_request
*req
);
293 NTSTATUS
smbd_smb2_request_process_flush(struct smbd_smb2_request
*req
);
294 NTSTATUS
smbd_smb2_request_process_read(struct smbd_smb2_request
*req
);
295 NTSTATUS
smb2_read_complete(struct tevent_req
*req
, ssize_t nread
, int err
);
296 NTSTATUS
smbd_smb2_request_process_write(struct smbd_smb2_request
*req
);
297 NTSTATUS
smb2_write_complete(struct tevent_req
*req
, ssize_t nwritten
, int err
);
298 NTSTATUS
smb2_write_complete_nosync(struct tevent_req
*req
, ssize_t nwritten
,
300 NTSTATUS
smbd_smb2_request_process_lock(struct smbd_smb2_request
*req
);
301 NTSTATUS
smbd_smb2_request_process_ioctl(struct smbd_smb2_request
*req
);
302 NTSTATUS
smbd_smb2_request_process_keepalive(struct smbd_smb2_request
*req
);
303 NTSTATUS
smbd_smb2_request_process_query_directory(struct smbd_smb2_request
*req
);
304 NTSTATUS
smbd_smb2_request_process_notify(struct smbd_smb2_request
*req
);
305 NTSTATUS
smbd_smb2_request_process_getinfo(struct smbd_smb2_request
*req
);
306 NTSTATUS
smbd_smb2_request_process_setinfo(struct smbd_smb2_request
*req
);
307 NTSTATUS
smbd_smb2_request_process_break(struct smbd_smb2_request
*req
);
308 NTSTATUS
smbd_smb2_request_dispatch(struct smbd_smb2_request
*req
);
309 void smbd_smb2_request_dispatch_immediate(struct tevent_context
*ctx
,
310 struct tevent_immediate
*im
,
313 struct deferred_open_record
;
315 /* SMB1 -> SMB2 glue. */
316 void send_break_message_smb2(files_struct
*fsp
,
319 struct blocking_lock_record
*get_pending_smb2req_blr(struct smbd_smb2_request
*smb2req
);
320 bool push_blocking_lock_request_smb2( struct byte_range_lock
*br_lck
,
321 struct smb_request
*req
,
326 enum brl_type lock_type
,
327 enum brl_flavour lock_flav
,
330 uint64_t blocking_smblctx
);
331 void process_blocking_lock_queue_smb2(
332 struct smbd_server_connection
*sconn
, struct timeval tv_curr
);
333 void cancel_pending_lock_requests_by_fid_smb2(files_struct
*fsp
,
334 struct byte_range_lock
*br_lck
,
335 enum file_close_type close_type
);
336 /* From smbd/smb2_create.c */
337 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level
);
338 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request
*smb2req
,
339 struct timeval
*p_request_time
,
340 struct deferred_open_record
**open_rec
);
341 bool open_was_deferred_smb2(
342 struct smbXsrv_connection
*xconn
, uint64_t mid
);
343 void remove_deferred_open_message_smb2(
344 struct smbXsrv_connection
*xconn
, uint64_t mid
);
345 bool schedule_deferred_open_message_smb2(
346 struct smbXsrv_connection
*xconn
, uint64_t mid
);
347 bool push_deferred_open_message_smb2(struct smbd_smb2_request
*smb2req
,
348 struct timeval request_time
,
349 struct timeval timeout
,
351 struct deferred_open_record
*open_rec
);
353 struct smbXsrv_client
;
355 struct smbXsrv_preauth
{
356 uint8_t sha512_value
[64];
359 struct smbXsrv_connection
{
360 struct smbXsrv_connection
*prev
, *next
;
362 struct smbXsrv_client
*client
;
365 const struct tsocket_address
*local_address
;
366 const struct tsocket_address
*remote_address
;
367 const char *remote_hostname
;
369 struct tevent_context
*ev_ctx
;
370 struct messaging_context
*msg_ctx
;
372 enum protocol_types protocol
;
377 struct tevent_fd
*fde
;
387 * fd for the fcntl lock and process shared
388 * robust mutex to coordinate access to the
389 * client socket. When the system supports
390 * process shared robust mutexes, those are
391 * used. If not, then the fcntl lock will be
395 #ifdef HAVE_ROBUST_MUTEXES
396 pthread_mutex_t
*socket_mutex
;
400 * fd for the trusted pipe from
406 * fde for the trusted_fd
408 struct tevent_fd
*trusted_fde
;
411 * Reference count for the fcntl lock to
412 * allow recursive locks.
418 bool encrypted_passwords
;
420 struct auth4_context
*auth_context
;
423 * Size of the data we can receive. Set by us.
424 * Can be modified by the max xmit parameter.
432 * Size of data we can send to client. Set
433 * by the client for all protocols above CORE.
434 * Set by us for CORE protocol.
438 struct smb_signing_state
*signing_state
;
441 uint16_t client_major
;
442 uint16_t client_minor
;
443 uint32_t client_cap_low
;
444 uint32_t client_cap_high
;
447 struct msg_state
*msg_state
;
450 struct smbd_smb2_request_read_state
{
451 struct smbd_smb2_request
*req
;
453 uint8_t nbt
[NBT_HDR_SIZE
];
457 bool doing_receivefile
;
458 size_t min_recv_size
;
462 } request_read_state
;
463 struct smbd_smb2_send_queue
*send_queue
;
464 size_t send_queue_len
;
468 * seq_low is the lowest sequence number
473 * seq_range is the range of credits we have
474 * granted from the sequence windows starting
477 * This gets incremented when new credits are
478 * granted and gets decremented when the
479 * lowest sequence number is consumed
480 * (when seq_low gets incremented).
484 * The number of credits we have currently granted
487 * This gets incremented when new credits are
488 * granted and gets decremented when any credit
491 * Note: the decrementing is different compared
496 * The maximum number of credits we will ever
497 * grant to the client.
499 * Typically we will only grant 1/16th of
502 * This is the "server max credits" parameter.
506 * a bitmap of size max_credits
508 struct bitmap
*bitmap
;
514 uint32_t capabilities
;
517 uint16_t security_mode
;
518 uint16_t num_dialects
;
522 uint32_t capabilities
;
524 uint16_t security_mode
;
532 struct smbXsrv_preauth preauth
;
534 struct smbd_smb2_request
*requests
;
538 const char *smbXsrv_connection_dbg(const struct smbXsrv_connection
*xconn
);
540 NTSTATUS
smbXsrv_version_global_init(const struct server_id
*server_id
);
541 uint32_t smbXsrv_version_global_current(void);
543 struct smbXsrv_client_table
;
544 NTSTATUS
smbXsrv_client_global_init(void);
545 NTSTATUS
smbXsrv_client_create(TALLOC_CTX
*mem_ctx
,
546 struct tevent_context
*ev_ctx
,
547 struct messaging_context
*msg_ctx
,
549 struct smbXsrv_client
**_client
);
550 NTSTATUS
smbXsrv_client_update(struct smbXsrv_client
*client
);
551 NTSTATUS
smbXsrv_client_remove(struct smbXsrv_client
*client
);
552 NTSTATUS
smb2srv_client_lookup_global(struct smbXsrv_client
*client
,
553 struct GUID client_guid
,
555 struct smbXsrv_client_global0
**_pass
);
556 NTSTATUS
smb2srv_client_connection_pass(struct smbd_smb2_request
*smb2req
,
557 struct smbXsrv_client_global0
*global
);
559 NTSTATUS
smbXsrv_connection_init_tables(struct smbXsrv_connection
*conn
,
560 enum protocol_types protocol
);
562 NTSTATUS
smbXsrv_session_global_init(struct messaging_context
*msg_ctx
);
563 NTSTATUS
smbXsrv_session_create(struct smbXsrv_connection
*conn
,
565 struct smbXsrv_session
**_session
);
566 NTSTATUS
smbXsrv_session_add_channel(struct smbXsrv_session
*session
,
567 struct smbXsrv_connection
*conn
,
568 struct smbXsrv_channel_global0
**_c
);
569 NTSTATUS
smbXsrv_session_update(struct smbXsrv_session
*session
);
570 struct smbXsrv_channel_global0
;
571 NTSTATUS
smbXsrv_session_find_channel(const struct smbXsrv_session
*session
,
572 const struct smbXsrv_connection
*conn
,
573 struct smbXsrv_channel_global0
**_c
);
574 NTSTATUS
smbXsrv_session_find_auth(const struct smbXsrv_session
*session
,
575 const struct smbXsrv_connection
*conn
,
577 struct smbXsrv_session_auth0
**_a
);
578 NTSTATUS
smbXsrv_session_create_auth(struct smbXsrv_session
*session
,
579 struct smbXsrv_connection
*conn
,
582 uint8_t in_security_mode
,
583 struct smbXsrv_session_auth0
**_a
);
584 struct tevent_req
*smb2srv_session_shutdown_send(TALLOC_CTX
*mem_ctx
,
585 struct tevent_context
*ev
,
586 struct smbXsrv_session
*session
,
587 struct smbd_smb2_request
*current_req
);
588 NTSTATUS
smb2srv_session_shutdown_recv(struct tevent_req
*req
);
589 NTSTATUS
smbXsrv_session_logoff(struct smbXsrv_session
*session
);
590 NTSTATUS
smbXsrv_session_logoff_all(struct smbXsrv_connection
*conn
);
591 NTSTATUS
smb1srv_session_table_init(struct smbXsrv_connection
*conn
);
592 NTSTATUS
smb1srv_session_lookup(struct smbXsrv_connection
*conn
,
593 uint16_t vuid
, NTTIME now
,
594 struct smbXsrv_session
**session
);
595 NTSTATUS
smb2srv_session_table_init(struct smbXsrv_connection
*conn
);
596 NTSTATUS
smb2srv_session_lookup_conn(struct smbXsrv_connection
*conn
,
597 uint64_t session_id
, NTTIME now
,
598 struct smbXsrv_session
**session
);
599 NTSTATUS
smb2srv_session_lookup_client(struct smbXsrv_client
*client
,
600 uint64_t session_id
, NTTIME now
,
601 struct smbXsrv_session
**session
);
602 struct smbXsrv_session_global0
;
603 NTSTATUS
smbXsrv_session_global_traverse(
604 int (*fn
)(struct smbXsrv_session_global0
*, void *),
606 struct tevent_req
*smb2srv_session_close_previous_send(TALLOC_CTX
*mem_ctx
,
607 struct tevent_context
*ev
,
608 struct smbXsrv_connection
*conn
,
609 struct auth_session_info
*session_info
,
610 uint64_t previous_session_id
,
611 uint64_t current_session_id
);
612 NTSTATUS
smb2srv_session_close_previous_recv(struct tevent_req
*req
);
614 NTSTATUS
smbXsrv_tcon_global_init(void);
615 NTSTATUS
smbXsrv_tcon_update(struct smbXsrv_tcon
*tcon
);
616 NTSTATUS
smbXsrv_tcon_disconnect(struct smbXsrv_tcon
*tcon
, uint64_t vuid
);
617 NTSTATUS
smb1srv_tcon_table_init(struct smbXsrv_connection
*conn
);
618 NTSTATUS
smb1srv_tcon_create(struct smbXsrv_connection
*conn
,
620 struct smbXsrv_tcon
**_tcon
);
621 NTSTATUS
smb1srv_tcon_lookup(struct smbXsrv_connection
*conn
,
622 uint16_t tree_id
, NTTIME now
,
623 struct smbXsrv_tcon
**tcon
);
624 NTSTATUS
smb1srv_tcon_disconnect_all(struct smbXsrv_connection
*conn
);
625 NTSTATUS
smb2srv_tcon_table_init(struct smbXsrv_session
*session
);
626 NTSTATUS
smb2srv_tcon_create(struct smbXsrv_session
*session
,
628 struct smbXsrv_tcon
**_tcon
);
629 NTSTATUS
smb2srv_tcon_lookup(struct smbXsrv_session
*session
,
630 uint32_t tree_id
, NTTIME now
,
631 struct smbXsrv_tcon
**tcon
);
632 NTSTATUS
smb2srv_tcon_disconnect_all(struct smbXsrv_session
*session
);
633 struct smbXsrv_tcon_global0
;
634 NTSTATUS
smbXsrv_tcon_global_traverse(
635 int (*fn
)(struct smbXsrv_tcon_global0
*, void *),
638 NTSTATUS
smbXsrv_open_global_init(void);
639 NTSTATUS
smbXsrv_open_create(struct smbXsrv_connection
*conn
,
640 struct auth_session_info
*session_info
,
642 struct smbXsrv_open
**_open
);
643 uint32_t smbXsrv_open_hash(struct smbXsrv_open
*_open
);
644 NTSTATUS
smbXsrv_open_update(struct smbXsrv_open
*_open
);
645 NTSTATUS
smbXsrv_open_close(struct smbXsrv_open
*op
, NTTIME now
);
646 NTSTATUS
smb1srv_open_table_init(struct smbXsrv_connection
*conn
);
647 NTSTATUS
smb1srv_open_lookup(struct smbXsrv_connection
*conn
,
648 uint16_t fnum
, NTTIME now
,
649 struct smbXsrv_open
**_open
);
650 NTSTATUS
smb2srv_open_table_init(struct smbXsrv_connection
*conn
);
651 NTSTATUS
smb2srv_open_lookup(struct smbXsrv_connection
*conn
,
652 uint64_t persistent_id
,
653 uint64_t volatile_id
,
655 struct smbXsrv_open
**_open
);
656 NTSTATUS
smb2srv_open_lookup_replay_cache(struct smbXsrv_connection
*conn
,
657 const struct GUID
*create_guid
,
659 struct smbXsrv_open
**_open
);
660 NTSTATUS
smb2srv_open_recreate(struct smbXsrv_connection
*conn
,
661 struct auth_session_info
*session_info
,
662 uint64_t persistent_id
,
663 const struct GUID
*create_guid
,
665 struct smbXsrv_open
**_open
);
666 struct smbXsrv_open_global0
;
667 NTSTATUS
smbXsrv_open_global_traverse(
668 int (*fn
)(struct smbXsrv_open_global0
*, void *),
671 NTSTATUS
smbXsrv_open_cleanup(uint64_t persistent_id
);
672 bool smbXsrv_is_encrypted(uint8_t encryption_flags
);
673 bool smbXsrv_is_partially_encrypted(uint8_t encryption_flags
);
674 bool smbXsrv_set_crypto_flag(uint8_t *flags
, uint8_t flag
);
675 bool smbXsrv_is_signed(uint8_t signing_flags
);
676 bool smbXsrv_is_partially_signed(uint8_t signing_flags
);
678 struct smbd_smb2_send_queue
{
679 struct smbd_smb2_send_queue
*prev
, *next
;
681 DATA_BLOB
*sendfile_header
;
682 NTSTATUS
*sendfile_status
;
683 struct iovec
*vector
;
689 struct smbd_smb2_request
{
690 struct smbd_smb2_request
*prev
, *next
;
692 struct smbd_server_connection
*sconn
;
693 struct smbXsrv_connection
*xconn
;
695 struct smbd_smb2_send_queue queue_entry
;
697 /* the session the request operates on, maybe NULL */
698 struct smbXsrv_session
*session
;
699 uint64_t last_session_id
;
701 /* the tcon the request operates on, maybe NULL */
702 struct smbXsrv_tcon
*tcon
;
707 /* Was the request encrypted? */
709 /* Should we encrypt? */
711 struct tevent_timer
*async_te
;
712 bool compound_related
;
715 * Give the implementation of an SMB2 req a way to tell the SMB2 request
716 * processing engine that the internal request is going async, while
717 * preserving synchronous SMB2 behaviour.
722 * the encryption key for the whole
727 * the signing key for the last
728 * request/response of a compound chain
731 struct smbXsrv_preauth
*preauth
;
733 struct timeval request_time
;
735 SMBPROFILE_IOBYTES_ASYNC_STATE(profile
);
737 /* fake smb1 request. */
738 struct smb_request
*smb1req
;
739 struct files_struct
*compat_chain_fsp
;
742 * Keep track of whether the outstanding request counters
743 * had been updated in dispatch, so that they need to be
744 * adapted again in reply.
746 bool request_counters_updated
;
747 uint64_t channel_generation
;
750 * The sub request for async backend calls.
751 * This is used for SMB2 Cancel.
753 struct tevent_req
*subreq
;
755 #define SMBD_SMB2_TF_IOV_OFS 0
756 #define SMBD_SMB2_HDR_IOV_OFS 1
757 #define SMBD_SMB2_BODY_IOV_OFS 2
758 #define SMBD_SMB2_DYN_IOV_OFS 3
760 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
762 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
763 (&req->dir.vector[(idx)+(ofs)])
765 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
766 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
767 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
768 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
769 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
770 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
771 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
772 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
774 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
775 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
776 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
777 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
778 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
779 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
780 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
781 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
782 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
783 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
785 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
786 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
787 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
788 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
789 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
790 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
791 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
792 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
793 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
794 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
796 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
800 * vector[0] TRANSPORT HEADER (empty)
802 * vector[1] SMB2_TRANSFORM (optional)
804 * vector[3] fixed body
805 * vector[4] dynamic body
809 * vector[5] SMB2_TRANSFORM (optional)
811 * vector[7] fixed body
812 * vector[8] dynamic body
817 struct iovec
*vector
;
819 struct iovec _vector
[1 + SMBD_SMB2_NUM_IOV_PER_REQ
];
822 /* the NBT header is not allocated */
825 * vector[0] TRANSPORT HEADER
827 * vector[1] SMB2_TRANSFORM (optional)
829 * vector[3] fixed body
830 * vector[4] dynamic body
834 * vector[5] SMB2_TRANSFORM (empty)
836 * vector[7] fixed body
837 * vector[8] dynamic body
842 struct iovec
*vector
;
844 struct iovec _vector
[1 + SMBD_SMB2_NUM_IOV_PER_REQ
];
845 #define OUTVEC_ALLOC_SIZE (SMB2_HDR_BODY + 9)
846 uint8_t _hdr
[OUTVEC_ALLOC_SIZE
];
851 struct smbd_server_connection
;
854 struct pending_message_list
;
855 struct pending_auth_data
;
858 struct user_struct
*next
, *prev
;
859 uint64_t vuid
; /* Tag for this entry. */
861 char *session_keystr
; /* used by utmp and pam session code.
865 struct auth_session_info
*session_info
;
867 struct smbXsrv_session
*session
;
870 struct pthreadpool_tevent
;
872 struct smbd_server_connection
{
873 const struct tsocket_address
*local_address
;
874 const struct tsocket_address
*remote_address
;
875 const char *remote_hostname
;
876 struct tevent_context
*ev_ctx
;
877 struct messaging_context
*msg_ctx
;
878 struct notify_context
*notify_ctx
;
880 bool aapl_zero_file_id
; /* Apple-specific */
884 struct user_struct
*users
;
886 size_t num_connections
;
887 struct connection_struct
*connections
;
890 struct files_struct
*files
;
892 int real_max_open_files
;
893 struct fsp_singleton_cache fsp_fi_cache
;
895 struct pending_message_list
*deferred_open_queue
;
898 /* open directory handles. */
900 struct bitmap
*dptr_bmap
;
901 struct dptr_struct
*dirptrs
;
905 uint64_t num_requests
;
907 /* Current number of oplocks we have outstanding. */
909 int32_t exclusive_open
;
910 int32_t level_II_open
;
911 struct kernel_oplocks
*kernel_ops
;
915 struct notify_mid_map
*notify_mid_maps
;
918 /* dlink list we store pending lock records on. */
919 struct blocking_lock_record
*blocking_lock_queue
;
920 /* dlink list we move cancelled lock records onto. */
921 struct blocking_lock_record
*blocking_lock_cancelled_queue
;
923 /* The event that makes us process our blocking lock queue */
924 struct tevent_timer
*brl_timeout
;
926 bool blocking_lock_unlock_state
;
927 bool blocking_lock_cancel_state
;
932 /* The event that makes us process our blocking lock queue */
933 struct tevent_timer
*brl_timeout
;
934 bool blocking_lock_unlock_state
;
938 struct pthreadpool_tevent
*pool
;
940 struct smbXsrv_client
*client
;
943 extern struct smbXsrv_client
*global_smbXsrv_client
;
945 void smbd_init_globals(void);