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;
94 userdom_struct user_info;
96 /* A stack of current_user connection contexts. */
97 extern struct conn_ctx conn_ctx_stack[MAX_SEC_CTX_DEPTH];
98 extern int conn_ctx_stack_ndx;
100 struct vfs_init_function_entry;
101 extern struct vfs_init_function_entry *backends;
102 extern char *sparse_buf;
103 extern char *LastDir;
105 struct smbd_parent_context;
106 extern struct smbd_parent_context *am_parent;
107 extern struct memcache *smbd_memcache_ctx;
108 extern bool exit_firsttime;
110 struct tstream_context;
111 struct smbd_smb2_request;
113 DATA_BLOB negprot_spnego(TALLOC_CTX *ctx, struct smbXsrv_connection *xconn);
115 void smbd_lock_socket(struct smbXsrv_connection *xconn);
116 void smbd_unlock_socket(struct smbXsrv_connection *xconn);
118 NTSTATUS smbd_do_locking(struct smb_request *req,
123 struct smbd_lock_element *locks,
125 NTSTATUS smbd_do_unlocking(struct smb_request *req,
128 struct smbd_lock_element *ulocks);
130 NTSTATUS smbd_do_qfilepathinfo(connection_struct *conn,
134 struct smb_filename *smb_fname,
136 struct timespec write_time_ts,
137 struct ea_list *ea_list,
141 unsigned int max_data_bytes,
142 size_t *fixed_portion,
144 unsigned int *pdata_size);
146 NTSTATUS smbd_do_setfsinfo(connection_struct *conn,
147 struct smb_request *req,
151 const DATA_BLOB *pdata);
153 NTSTATUS smbd_do_setfilepathinfo(connection_struct *conn,
154 struct smb_request *req,
158 struct smb_filename *smb_fname,
159 char **ppdata, int total_data,
162 NTSTATUS smbd_do_qfsinfo(struct smbXsrv_connection *xconn,
163 connection_struct *conn,
167 unsigned int max_data_bytes,
168 size_t *fixed_portion,
169 struct smb_filename *smb_fname,
173 bool smbd_dirptr_get_entry(TALLOC_CTX *ctx,
174 struct dptr_struct *dirptr,
180 bool (*match_fn)(TALLOC_CTX *ctx,
185 bool (*mode_fn)(TALLOC_CTX *ctx,
187 struct smb_filename *smb_fname,
192 struct smb_filename **_smb_fname,
196 NTSTATUS smbd_dirptr_lanman2_entry(TALLOC_CTX *ctx,
197 connection_struct *conn,
198 struct dptr_struct *dirptr,
200 const char *path_mask,
203 int requires_resume_key,
213 struct smb_filename **smb_fname,
214 bool *got_exact_match,
215 int *_last_entry_off,
216 struct ea_list *name_list,
217 struct file_id *file_id);
219 NTSTATUS smbd_calculate_access_mask(connection_struct *conn,
220 const struct smb_filename *smb_fname,
222 uint32_t access_mask,
223 uint32_t *access_mask_out);
225 void smbd_notify_cancel_by_smbreq(const struct smb_request *smbreq);
227 void smbd_server_connection_terminate_ex(struct smbXsrv_connection *xconn,
229 const char *location);
230 #define smbd_server_connection_terminate(xconn, reason) \
231 smbd_server_connection_terminate_ex(xconn, reason, __location__)
233 const char *smb2_opcode_name(uint16_t opcode);
234 bool smbd_is_smb2_header(const uint8_t *inbuf, size_t size);
235 bool smbd_smb2_is_compound(const struct smbd_smb2_request *req);
237 NTSTATUS smbd_add_connection(struct smbXsrv_client *client, int sock_fd,
238 struct smbXsrv_connection **_xconn);
240 void reply_smb2002(struct smb_request *req, uint16_t choice);
241 void reply_smb20ff(struct smb_request *req, uint16_t choice);
242 void smbd_smb2_process_negprot(struct smbXsrv_connection *xconn,
243 uint64_t expected_seq_low,
244 const uint8_t *inpdu, size_t size);
246 DATA_BLOB smbd_smb2_generate_outbody(struct smbd_smb2_request *req, size_t size);
248 NTSTATUS smbd_smb2_request_error_ex(struct smbd_smb2_request *req,
251 const char *location);
252 #define smbd_smb2_request_error(req, status) \
253 smbd_smb2_request_error_ex(req, status, NULL, __location__)
254 NTSTATUS smbd_smb2_request_done_ex(struct smbd_smb2_request *req,
256 DATA_BLOB body, DATA_BLOB *dyn,
257 const char *location);
258 #define smbd_smb2_request_done(req, body, dyn) \
259 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
261 NTSTATUS smbd_smb2_send_oplock_break(struct smbXsrv_connection *xconn,
262 struct smbXsrv_session *session,
263 struct smbXsrv_tcon *tcon,
264 struct smbXsrv_open *op,
265 uint8_t oplock_level);
266 NTSTATUS smbd_smb2_send_lease_break(struct smbXsrv_connection *xconn,
268 uint32_t lease_flags,
269 struct smb2_lease_key *lease_key,
270 uint32_t current_lease_state,
271 uint32_t new_lease_state);
273 NTSTATUS smbd_smb2_request_pending_queue(struct smbd_smb2_request *req,
274 struct tevent_req *subreq,
275 uint32_t defer_time);
277 struct smb_request *smbd_smb2_fake_smb_request(struct smbd_smb2_request *req);
278 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request *req);
279 void remove_smb2_chained_fsp(files_struct *fsp);
281 NTSTATUS smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request *req,
282 uint32_t data_length);
284 NTSTATUS smbd_smb2_request_verify_sizes(struct smbd_smb2_request *req,
285 size_t expected_body_size);
287 void smb2_request_set_async_internal(struct smbd_smb2_request *req,
288 bool async_internal);
290 enum protocol_types smbd_smb2_protocol_dialect_match(const uint8_t *indyn,
291 const int dialect_count,
293 NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req);
294 NTSTATUS smbd_smb2_request_process_sesssetup(struct smbd_smb2_request *req);
295 NTSTATUS smbd_smb2_request_process_logoff(struct smbd_smb2_request *req);
296 NTSTATUS smbd_smb2_request_process_tcon(struct smbd_smb2_request *req);
297 NTSTATUS smbd_smb2_request_process_tdis(struct smbd_smb2_request *req);
298 NTSTATUS smbd_smb2_request_process_create(struct smbd_smb2_request *req);
299 NTSTATUS smbd_smb2_request_process_close(struct smbd_smb2_request *req);
300 NTSTATUS smbd_smb2_request_process_flush(struct smbd_smb2_request *req);
301 NTSTATUS smbd_smb2_request_process_read(struct smbd_smb2_request *req);
302 NTSTATUS smb2_read_complete(struct tevent_req *req, ssize_t nread, int err);
303 NTSTATUS smbd_smb2_request_process_write(struct smbd_smb2_request *req);
304 NTSTATUS smb2_write_complete(struct tevent_req *req, ssize_t nwritten, int err);
305 NTSTATUS smb2_write_complete_nosync(struct tevent_req *req, ssize_t nwritten,
307 NTSTATUS smbd_smb2_request_process_lock(struct smbd_smb2_request *req);
308 NTSTATUS smbd_smb2_request_process_ioctl(struct smbd_smb2_request *req);
309 NTSTATUS smbd_smb2_request_process_keepalive(struct smbd_smb2_request *req);
310 NTSTATUS smbd_smb2_request_process_query_directory(struct smbd_smb2_request *req);
311 NTSTATUS smbd_smb2_request_process_notify(struct smbd_smb2_request *req);
312 NTSTATUS smbd_smb2_request_process_getinfo(struct smbd_smb2_request *req);
313 NTSTATUS smbd_smb2_request_process_setinfo(struct smbd_smb2_request *req);
314 NTSTATUS smbd_smb2_request_process_break(struct smbd_smb2_request *req);
315 NTSTATUS smbd_smb2_request_dispatch(struct smbd_smb2_request *req);
316 void smbd_smb2_request_dispatch_immediate(struct tevent_context *ctx,
317 struct tevent_immediate *im,
320 struct deferred_open_record;
322 /* SMB1 -> SMB2 glue. */
323 void send_break_message_smb2(files_struct *fsp,
326 struct blocking_lock_record *get_pending_smb2req_blr(struct smbd_smb2_request *smb2req);
327 bool push_blocking_lock_request_smb2( struct byte_range_lock *br_lck,
328 struct smb_request *req,
333 enum brl_type lock_type,
334 enum brl_flavour lock_flav,
337 uint64_t blocking_smblctx);
338 void process_blocking_lock_queue_smb2(
339 struct smbd_server_connection *sconn, struct timeval tv_curr);
340 void cancel_pending_lock_requests_by_fid_smb2(files_struct *fsp,
341 struct byte_range_lock *br_lck,
342 enum file_close_type close_type);
343 /* From smbd/smb2_create.c */
344 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level);
345 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request *smb2req,
346 struct timeval *p_request_time,
347 struct deferred_open_record **open_rec);
348 bool open_was_deferred_smb2(
349 struct smbXsrv_connection *xconn, uint64_t mid);
350 void remove_deferred_open_message_smb2(
351 struct smbXsrv_connection *xconn, uint64_t mid);
352 bool schedule_deferred_open_message_smb2(
353 struct smbXsrv_connection *xconn, uint64_t mid);
354 bool push_deferred_open_message_smb2(struct smbd_smb2_request *smb2req,
355 struct timeval request_time,
356 struct timeval timeout,
358 struct deferred_open_record *open_rec);
360 struct smbXsrv_client;
362 struct smbXsrv_preauth {
363 uint8_t sha512_value[64];
366 struct smbXsrv_connection {
367 struct smbXsrv_connection *prev, *next;
369 struct smbXsrv_client *client;
371 const struct tsocket_address *local_address;
372 const struct tsocket_address *remote_address;
373 const char *remote_hostname;
375 enum protocol_types protocol;
380 struct tevent_fd *fde;
390 * fd for the fcntl lock and process shared
391 * robust mutex to coordinate access to the
392 * client socket. When the system supports
393 * process shared robust mutexes, those are
394 * used. If not, then the fcntl lock will be
398 #ifdef HAVE_ROBUST_MUTEXES
399 pthread_mutex_t *socket_mutex;
403 * fd for the trusted pipe from
409 * fde for the trusted_fd
411 struct tevent_fd *trusted_fde;
414 * Reference count for the fcntl lock to
415 * allow recursive locks.
421 bool encrypted_passwords;
423 struct auth4_context *auth_context;
426 * Size of the data we can receive. Set by us.
427 * Can be modified by the max xmit parameter.
435 * Size of data we can send to client. Set
436 * by the client for all protocols above CORE.
437 * Set by us for CORE protocol.
441 struct smb_signing_state *signing_state;
444 uint16_t client_major;
445 uint16_t client_minor;
446 uint32_t client_cap_low;
447 uint32_t client_cap_high;
450 struct msg_state *msg_state;
453 struct smbd_smb2_request_read_state {
454 struct smbd_smb2_request *req;
456 uint8_t nbt[NBT_HDR_SIZE];
460 bool doing_receivefile;
461 size_t min_recv_size;
465 } request_read_state;
466 struct smbd_smb2_send_queue *send_queue;
467 size_t send_queue_len;
471 * seq_low is the lowest sequence number
476 * seq_range is the range of credits we have
477 * granted from the sequence windows starting
480 * This gets incremented when new credits are
481 * granted and gets decremented when the
482 * lowest sequence number is consumed
483 * (when seq_low gets incremented).
487 * The number of credits we have currently granted
490 * This gets incremented when new credits are
491 * granted and gets decremented when any credit
494 * Note: the decrementing is different compared
499 * The maximum number of credits we will ever
500 * grant to the client.
502 * Typically we will only grant 1/16th of
505 * This is the "server max credits" parameter.
509 * a bitmap of size max_credits
511 struct bitmap *bitmap;
517 uint32_t capabilities;
520 uint16_t security_mode;
521 uint16_t num_dialects;
525 uint32_t capabilities;
527 uint16_t security_mode;
535 struct smbXsrv_preauth preauth;
537 struct smbd_smb2_request *requests;
541 const char *smbXsrv_connection_dbg(const struct smbXsrv_connection *xconn);
543 NTSTATUS smbXsrv_version_global_init(const struct server_id *server_id);
544 uint32_t smbXsrv_version_global_current(void);
546 struct smbXsrv_client_table;
547 NTSTATUS smbXsrv_client_global_init(void);
548 NTSTATUS smbXsrv_client_create(TALLOC_CTX *mem_ctx,
549 struct tevent_context *ev_ctx,
550 struct messaging_context *msg_ctx,
552 struct smbXsrv_client **_client);
553 NTSTATUS smbXsrv_client_update(struct smbXsrv_client *client);
554 NTSTATUS smbXsrv_client_remove(struct smbXsrv_client *client);
555 NTSTATUS smb2srv_client_lookup_global(struct smbXsrv_client *client,
556 struct GUID client_guid,
558 struct smbXsrv_client_global0 **_pass);
559 NTSTATUS smb2srv_client_connection_pass(struct smbd_smb2_request *smb2req,
560 struct smbXsrv_client_global0 *global);
562 NTSTATUS smbXsrv_connection_init_tables(struct smbXsrv_connection *conn,
563 enum protocol_types protocol);
565 NTSTATUS smbXsrv_session_global_init(struct messaging_context *msg_ctx);
566 NTSTATUS smbXsrv_session_create(struct smbXsrv_connection *conn,
568 struct smbXsrv_session **_session);
569 NTSTATUS smbXsrv_session_add_channel(struct smbXsrv_session *session,
570 struct smbXsrv_connection *conn,
571 struct smbXsrv_channel_global0 **_c);
572 NTSTATUS smbXsrv_session_update(struct smbXsrv_session *session);
573 struct smbXsrv_channel_global0;
574 NTSTATUS smbXsrv_session_find_channel(const struct smbXsrv_session *session,
575 const struct smbXsrv_connection *conn,
576 struct smbXsrv_channel_global0 **_c);
577 NTSTATUS smbXsrv_session_find_auth(const struct smbXsrv_session *session,
578 const struct smbXsrv_connection *conn,
580 struct smbXsrv_session_auth0 **_a);
581 NTSTATUS smbXsrv_session_create_auth(struct smbXsrv_session *session,
582 struct smbXsrv_connection *conn,
585 uint8_t in_security_mode,
586 struct smbXsrv_session_auth0 **_a);
587 struct tevent_req *smb2srv_session_shutdown_send(TALLOC_CTX *mem_ctx,
588 struct tevent_context *ev,
589 struct smbXsrv_session *session,
590 struct smbd_smb2_request *current_req);
591 NTSTATUS smb2srv_session_shutdown_recv(struct tevent_req *req);
592 NTSTATUS smbXsrv_session_logoff(struct smbXsrv_session *session);
593 NTSTATUS smbXsrv_session_logoff_all(struct smbXsrv_client *client);
594 NTSTATUS smb1srv_session_table_init(struct smbXsrv_connection *conn);
595 NTSTATUS smb1srv_session_lookup(struct smbXsrv_connection *conn,
596 uint16_t vuid, NTTIME now,
597 struct smbXsrv_session **session);
598 NTSTATUS smb2srv_session_table_init(struct smbXsrv_connection *conn);
599 NTSTATUS smb2srv_session_lookup_conn(struct smbXsrv_connection *conn,
600 uint64_t session_id, NTTIME now,
601 struct smbXsrv_session **session);
602 NTSTATUS smb2srv_session_lookup_client(struct smbXsrv_client *client,
603 uint64_t session_id, NTTIME now,
604 struct smbXsrv_session **session);
605 struct smbXsrv_session_global0;
606 NTSTATUS smbXsrv_session_global_traverse(
607 int (*fn)(struct smbXsrv_session_global0 *, void *),
609 struct tevent_req *smb2srv_session_close_previous_send(TALLOC_CTX *mem_ctx,
610 struct tevent_context *ev,
611 struct smbXsrv_connection *conn,
612 struct auth_session_info *session_info,
613 uint64_t previous_session_id,
614 uint64_t current_session_id);
615 NTSTATUS smb2srv_session_close_previous_recv(struct tevent_req *req);
617 NTSTATUS smbXsrv_tcon_global_init(void);
618 NTSTATUS smbXsrv_tcon_update(struct smbXsrv_tcon *tcon);
619 NTSTATUS smbXsrv_tcon_disconnect(struct smbXsrv_tcon *tcon, uint64_t vuid);
620 NTSTATUS smb1srv_tcon_table_init(struct smbXsrv_connection *conn);
621 NTSTATUS smb1srv_tcon_create(struct smbXsrv_connection *conn,
623 struct smbXsrv_tcon **_tcon);
624 NTSTATUS smb1srv_tcon_lookup(struct smbXsrv_connection *conn,
625 uint16_t tree_id, NTTIME now,
626 struct smbXsrv_tcon **tcon);
627 NTSTATUS smb1srv_tcon_disconnect_all(struct smbXsrv_client *client);
628 NTSTATUS smb2srv_tcon_table_init(struct smbXsrv_session *session);
629 NTSTATUS smb2srv_tcon_create(struct smbXsrv_session *session,
631 struct smbXsrv_tcon **_tcon);
632 NTSTATUS smb2srv_tcon_lookup(struct smbXsrv_session *session,
633 uint32_t tree_id, NTTIME now,
634 struct smbXsrv_tcon **tcon);
635 NTSTATUS smb2srv_tcon_disconnect_all(struct smbXsrv_session *session);
636 struct smbXsrv_tcon_global0;
637 NTSTATUS smbXsrv_tcon_global_traverse(
638 int (*fn)(struct smbXsrv_tcon_global0 *, void *),
641 NTSTATUS smbXsrv_open_global_init(void);
642 NTSTATUS smbXsrv_open_create(struct smbXsrv_connection *conn,
643 struct auth_session_info *session_info,
645 struct smbXsrv_open **_open);
646 uint32_t smbXsrv_open_hash(struct smbXsrv_open *_open);
647 NTSTATUS smbXsrv_open_update(struct smbXsrv_open *_open);
648 NTSTATUS smbXsrv_open_close(struct smbXsrv_open *op, NTTIME now);
649 NTSTATUS smb1srv_open_table_init(struct smbXsrv_connection *conn);
650 NTSTATUS smb1srv_open_lookup(struct smbXsrv_connection *conn,
651 uint16_t fnum, NTTIME now,
652 struct smbXsrv_open **_open);
653 NTSTATUS smb2srv_open_table_init(struct smbXsrv_connection *conn);
654 NTSTATUS smb2srv_open_lookup(struct smbXsrv_connection *conn,
655 uint64_t persistent_id,
656 uint64_t volatile_id,
658 struct smbXsrv_open **_open);
659 NTSTATUS smb2srv_open_lookup_replay_cache(struct smbXsrv_connection *conn,
660 const struct GUID *create_guid,
662 struct smbXsrv_open **_open);
663 NTSTATUS smb2srv_open_recreate(struct smbXsrv_connection *conn,
664 struct auth_session_info *session_info,
665 uint64_t persistent_id,
666 const struct GUID *create_guid,
668 struct smbXsrv_open **_open);
669 struct smbXsrv_open_global0;
670 NTSTATUS smbXsrv_open_global_traverse(
671 int (*fn)(struct smbXsrv_open_global0 *, void *),
674 NTSTATUS smbXsrv_open_cleanup(uint64_t persistent_id);
675 bool smbXsrv_is_encrypted(uint8_t encryption_flags);
676 bool smbXsrv_is_partially_encrypted(uint8_t encryption_flags);
677 bool smbXsrv_set_crypto_flag(uint8_t *flags, uint8_t flag);
678 bool smbXsrv_is_signed(uint8_t signing_flags);
679 bool smbXsrv_is_partially_signed(uint8_t signing_flags);
681 struct smbd_smb2_send_queue {
682 struct smbd_smb2_send_queue *prev, *next;
684 DATA_BLOB *sendfile_header;
685 NTSTATUS *sendfile_status;
686 struct iovec *vector;
692 struct smbd_smb2_request {
693 struct smbd_smb2_request *prev, *next;
695 struct smbd_server_connection *sconn;
696 struct smbXsrv_connection *xconn;
698 struct smbd_smb2_send_queue queue_entry;
700 /* the session the request operates on, maybe NULL */
701 struct smbXsrv_session *session;
702 uint64_t last_session_id;
704 /* the tcon the request operates on, maybe NULL */
705 struct smbXsrv_tcon *tcon;
708 /* the tevent_context (wrapper) the request operates on */
709 struct tevent_context *ev_ctx;
713 /* Was the request encrypted? */
715 /* Should we encrypt? */
717 struct tevent_timer *async_te;
718 bool compound_related;
721 * Give the implementation of an SMB2 req a way to tell the SMB2 request
722 * processing engine that the internal request is going async, while
723 * preserving synchronous SMB2 behaviour.
728 * the encryption key for the whole
733 * the signing key for the last
734 * request/response of a compound chain
737 struct smbXsrv_preauth *preauth;
739 struct timeval request_time;
741 SMBPROFILE_IOBYTES_ASYNC_STATE(profile);
743 /* fake smb1 request. */
744 struct smb_request *smb1req;
745 struct files_struct *compat_chain_fsp;
748 * Keep track of whether the outstanding request counters
749 * had been updated in dispatch, so that they need to be
750 * adapted again in reply.
752 bool request_counters_updated;
753 uint64_t channel_generation;
756 * The sub request for async backend calls.
757 * This is used for SMB2 Cancel.
759 struct tevent_req *subreq;
761 #define SMBD_SMB2_TF_IOV_OFS 0
762 #define SMBD_SMB2_HDR_IOV_OFS 1
763 #define SMBD_SMB2_BODY_IOV_OFS 2
764 #define SMBD_SMB2_DYN_IOV_OFS 3
766 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
768 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
769 (&req->dir.vector[(idx)+(ofs)])
771 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
772 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
773 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
774 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
775 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
776 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
777 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
778 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
780 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
781 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
782 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
783 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
784 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
785 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
786 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
787 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
788 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
789 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
791 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
792 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
793 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
794 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
795 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
796 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
797 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
798 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
799 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
800 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
802 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
806 * vector[0] TRANSPORT HEADER (empty)
808 * vector[1] SMB2_TRANSFORM (optional)
810 * vector[3] fixed body
811 * vector[4] dynamic body
815 * vector[5] SMB2_TRANSFORM (optional)
817 * vector[7] fixed body
818 * vector[8] dynamic body
823 struct iovec *vector;
825 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
828 /* the NBT header is not allocated */
831 * vector[0] TRANSPORT HEADER
833 * vector[1] SMB2_TRANSFORM (optional)
835 * vector[3] fixed body
836 * vector[4] dynamic body
840 * vector[5] SMB2_TRANSFORM (empty)
842 * vector[7] fixed body
843 * vector[8] dynamic body
848 struct iovec *vector;
850 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
851 #define OUTVEC_ALLOC_SIZE (SMB2_HDR_BODY + 9)
852 uint8_t _hdr[OUTVEC_ALLOC_SIZE];
857 struct smbd_server_connection;
860 struct pending_message_list;
861 struct pending_auth_data;
864 struct user_struct *next, *prev;
865 uint64_t vuid; /* Tag for this entry. */
867 char *session_keystr; /* used by utmp and pam session code.
871 struct auth_session_info *session_info;
873 struct smbXsrv_session *session;
876 struct pthreadpool_tevent;
878 struct smbd_server_connection {
879 const struct tsocket_address *local_address;
880 const struct tsocket_address *remote_address;
881 const char *remote_hostname;
882 struct tevent_context *raw_ev_ctx;
883 struct tevent_context *root_ev_ctx;
884 struct tevent_context *guest_ev_ctx;
885 struct messaging_context *msg_ctx;
886 struct notify_context *notify_ctx;
888 bool aapl_zero_file_id; /* Apple-specific */
892 struct user_struct *users;
894 size_t num_connections;
895 struct connection_struct *connections;
898 struct files_struct *files;
900 int real_max_open_files;
901 struct fsp_singleton_cache fsp_fi_cache;
903 struct pending_message_list *deferred_open_queue;
906 /* open directory handles. */
908 struct bitmap *dptr_bmap;
909 struct dptr_struct *dirptrs;
913 uint64_t num_requests;
915 /* Current number of oplocks we have outstanding. */
917 int32_t exclusive_open;
918 int32_t level_II_open;
919 struct kernel_oplocks *kernel_ops;
923 struct notify_mid_map *notify_mid_maps;
926 /* dlink list we store pending lock records on. */
927 struct blocking_lock_record *blocking_lock_queue;
928 /* dlink list we move cancelled lock records onto. */
929 struct blocking_lock_record *blocking_lock_cancelled_queue;
931 /* The event that makes us process our blocking lock queue */
932 struct tevent_timer *brl_timeout;
934 bool blocking_lock_unlock_state;
935 bool blocking_lock_cancel_state;
940 /* The event that makes us process our blocking lock queue */
941 struct tevent_timer *brl_timeout;
942 bool blocking_lock_unlock_state;
946 struct pthreadpool_tevent *sync_thread_pool;
947 struct pthreadpool_tevent *raw_thread_pool;
949 struct smbXsrv_client *client;
952 extern struct smbXsrv_client *global_smbXsrv_client;
954 void smbd_init_globals(void);