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_setfilepathinfo(connection_struct *conn,
144 struct smb_request *req,
148 struct smb_filename *smb_fname,
149 char **ppdata, int total_data,
152 NTSTATUS smbd_do_qfsinfo(struct smbXsrv_connection *xconn,
153 connection_struct *conn,
157 unsigned int max_data_bytes,
158 size_t *fixed_portion,
159 struct smb_filename *smb_fname,
163 bool smbd_dirptr_get_entry(TALLOC_CTX *ctx,
164 struct dptr_struct *dirptr,
169 bool (*match_fn)(TALLOC_CTX *ctx,
174 bool (*mode_fn)(TALLOC_CTX *ctx,
176 struct smb_filename *smb_fname,
180 struct smb_filename **_smb_fname,
184 NTSTATUS smbd_dirptr_lanman2_entry(TALLOC_CTX *ctx,
185 connection_struct *conn,
186 struct dptr_struct *dirptr,
188 const char *path_mask,
191 int requires_resume_key,
200 bool *got_exact_match,
201 int *_last_entry_off,
202 struct ea_list *name_list);
204 NTSTATUS smbd_calculate_access_mask(connection_struct *conn,
205 const struct smb_filename *smb_fname,
207 uint32_t access_mask,
208 uint32_t *access_mask_out);
210 void smbd_notify_cancel_by_smbreq(const struct smb_request *smbreq);
212 void smbd_server_connection_terminate_ex(struct smbXsrv_connection *xconn,
214 const char *location);
215 #define smbd_server_connection_terminate(xconn, reason) \
216 smbd_server_connection_terminate_ex(xconn, reason, __location__)
218 const char *smb2_opcode_name(uint16_t opcode);
219 bool smbd_is_smb2_header(const uint8_t *inbuf, size_t size);
221 NTSTATUS smbd_add_connection(struct smbXsrv_client *client, int sock_fd,
222 struct smbXsrv_connection **_xconn);
224 void reply_smb2002(struct smb_request *req, uint16_t choice);
225 void reply_smb20ff(struct smb_request *req, uint16_t choice);
226 void smbd_smb2_process_negprot(struct smbXsrv_connection *xconn,
227 uint64_t expected_seq_low,
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 smbXsrv_connection *xconn,
246 struct smbXsrv_session *session,
247 struct smbXsrv_tcon *tcon,
248 struct smbXsrv_open *op,
249 uint8_t oplock_level);
250 NTSTATUS smbd_smb2_send_lease_break(struct smbXsrv_connection *xconn,
252 uint32_t lease_flags,
253 struct smb2_lease_key *lease_key,
254 uint32_t current_lease_state,
255 uint32_t new_lease_state);
257 NTSTATUS smbd_smb2_request_pending_queue(struct smbd_smb2_request *req,
258 struct tevent_req *subreq,
259 uint32_t defer_time);
261 struct smb_request *smbd_smb2_fake_smb_request(struct smbd_smb2_request *req);
262 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request *req);
263 void remove_smb2_chained_fsp(files_struct *fsp);
265 NTSTATUS smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request *req,
266 uint32_t data_length);
268 NTSTATUS smbd_smb2_request_verify_sizes(struct smbd_smb2_request *req,
269 size_t expected_body_size);
271 enum protocol_types smbd_smb2_protocol_dialect_match(const uint8_t *indyn,
272 const int dialect_count,
274 NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req);
275 NTSTATUS smbd_smb2_request_process_sesssetup(struct smbd_smb2_request *req);
276 NTSTATUS smbd_smb2_request_process_logoff(struct smbd_smb2_request *req);
277 NTSTATUS smbd_smb2_request_process_tcon(struct smbd_smb2_request *req);
278 NTSTATUS smbd_smb2_request_process_tdis(struct smbd_smb2_request *req);
279 NTSTATUS smbd_smb2_request_process_create(struct smbd_smb2_request *req);
280 NTSTATUS smbd_smb2_request_process_close(struct smbd_smb2_request *req);
281 NTSTATUS smbd_smb2_request_process_flush(struct smbd_smb2_request *req);
282 NTSTATUS smbd_smb2_request_process_read(struct smbd_smb2_request *req);
283 NTSTATUS smb2_read_complete(struct tevent_req *req, ssize_t nread, int err);
284 NTSTATUS smbd_smb2_request_process_write(struct smbd_smb2_request *req);
285 NTSTATUS smb2_write_complete(struct tevent_req *req, ssize_t nwritten, int err);
286 NTSTATUS smb2_write_complete_nosync(struct tevent_req *req, ssize_t nwritten,
288 NTSTATUS smbd_smb2_request_process_lock(struct smbd_smb2_request *req);
289 NTSTATUS smbd_smb2_request_process_ioctl(struct smbd_smb2_request *req);
290 NTSTATUS smbd_smb2_request_process_keepalive(struct smbd_smb2_request *req);
291 NTSTATUS smbd_smb2_request_process_query_directory(struct smbd_smb2_request *req);
292 NTSTATUS smbd_smb2_request_process_notify(struct smbd_smb2_request *req);
293 NTSTATUS smbd_smb2_request_process_getinfo(struct smbd_smb2_request *req);
294 NTSTATUS smbd_smb2_request_process_setinfo(struct smbd_smb2_request *req);
295 NTSTATUS smbd_smb2_request_process_break(struct smbd_smb2_request *req);
296 NTSTATUS smbd_smb2_request_dispatch(struct smbd_smb2_request *req);
297 void smbd_smb2_request_dispatch_immediate(struct tevent_context *ctx,
298 struct tevent_immediate *im,
301 struct deferred_open_record;
303 /* SMB1 -> SMB2 glue. */
304 void send_break_message_smb2(files_struct *fsp,
307 struct blocking_lock_record *get_pending_smb2req_blr(struct smbd_smb2_request *smb2req);
308 bool push_blocking_lock_request_smb2( struct byte_range_lock *br_lck,
309 struct smb_request *req,
314 enum brl_type lock_type,
315 enum brl_flavour lock_flav,
318 uint64_t blocking_smblctx);
319 void process_blocking_lock_queue_smb2(
320 struct smbd_server_connection *sconn, struct timeval tv_curr);
321 void cancel_pending_lock_requests_by_fid_smb2(files_struct *fsp,
322 struct byte_range_lock *br_lck,
323 enum file_close_type close_type);
324 /* From smbd/smb2_create.c */
325 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level);
326 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request *smb2req,
327 struct timeval *p_request_time,
328 struct deferred_open_record **open_rec);
329 bool open_was_deferred_smb2(
330 struct smbXsrv_connection *xconn, uint64_t mid);
331 void remove_deferred_open_message_smb2(
332 struct smbXsrv_connection *xconn, uint64_t mid);
333 bool schedule_deferred_open_message_smb2(
334 struct smbXsrv_connection *xconn, uint64_t mid);
335 bool push_deferred_open_message_smb2(struct smbd_smb2_request *smb2req,
336 struct timeval request_time,
337 struct timeval timeout,
339 struct deferred_open_record *open_rec);
341 struct smbXsrv_client;
343 struct smbXsrv_preauth {
344 uint8_t sha512_value[64];
347 struct smbXsrv_connection {
348 struct smbXsrv_connection *prev, *next;
350 struct smbXsrv_client *client;
353 const struct tsocket_address *local_address;
354 const struct tsocket_address *remote_address;
355 const char *remote_hostname;
357 struct tevent_context *ev_ctx;
358 struct messaging_context *msg_ctx;
360 enum protocol_types protocol;
365 struct tevent_fd *fde;
375 * fd for the fcntl lock and process shared
376 * robust mutex to coordinate access to the
377 * client socket. When the system supports
378 * process shared robust mutexes, those are
379 * used. If not, then the fcntl lock will be
383 #ifdef HAVE_ROBUST_MUTEXES
384 pthread_mutex_t *socket_mutex;
388 * fd for the trusted pipe from
394 * fde for the trusted_fd
396 struct tevent_fd *trusted_fde;
399 * Reference count for the fcntl lock to
400 * allow recursive locks.
406 bool encrypted_passwords;
408 struct auth4_context *auth_context;
411 * Size of the data we can receive. Set by us.
412 * Can be modified by the max xmit parameter.
420 * Size of data we can send to client. Set
421 * by the client for all protocols above CORE.
422 * Set by us for CORE protocol.
426 struct smb_signing_state *signing_state;
429 uint16_t client_major;
430 uint16_t client_minor;
431 uint32_t client_cap_low;
432 uint32_t client_cap_high;
435 struct msg_state *msg_state;
438 struct smbd_smb2_request_read_state {
439 struct smbd_smb2_request *req;
441 uint8_t nbt[NBT_HDR_SIZE];
445 bool doing_receivefile;
446 size_t min_recv_size;
450 } request_read_state;
451 struct smbd_smb2_send_queue *send_queue;
452 size_t send_queue_len;
456 * seq_low is the lowest sequence number
461 * seq_range is the range of credits we have
462 * granted from the sequence windows starting
465 * This gets incremented when new credits are
466 * granted and gets decremented when the
467 * lowest sequence number is consumed
468 * (when seq_low gets incremented).
472 * The number of credits we have currently granted
475 * This gets incremented when new credits are
476 * granted and gets decremented when any credit
479 * Note: the decrementing is different compared
484 * The maximum number of credits we will ever
485 * grant to the client.
487 * Typically we will only grant 1/16th of
490 * This is the "server max credits" parameter.
494 * a bitmap of size max_credits
496 struct bitmap *bitmap;
502 uint32_t capabilities;
505 uint16_t security_mode;
506 uint16_t num_dialects;
510 uint32_t capabilities;
512 uint16_t security_mode;
520 struct smbXsrv_preauth preauth;
522 struct smbd_smb2_request *requests;
526 const char *smbXsrv_connection_dbg(const struct smbXsrv_connection *xconn);
528 NTSTATUS smbXsrv_version_global_init(const struct server_id *server_id);
529 uint32_t smbXsrv_version_global_current(void);
531 struct smbXsrv_client_table;
532 NTSTATUS smbXsrv_client_global_init(void);
533 NTSTATUS smbXsrv_client_create(TALLOC_CTX *mem_ctx,
534 struct tevent_context *ev_ctx,
535 struct messaging_context *msg_ctx,
537 struct smbXsrv_client **_client);
538 NTSTATUS smbXsrv_client_update(struct smbXsrv_client *client);
539 NTSTATUS smbXsrv_client_remove(struct smbXsrv_client *client);
540 NTSTATUS smb2srv_client_lookup_global(struct smbXsrv_client *client,
541 struct GUID client_guid,
543 struct smbXsrv_client_global0 **_pass);
544 NTSTATUS smb2srv_client_connection_pass(struct smbd_smb2_request *smb2req,
545 struct smbXsrv_client_global0 *global);
547 NTSTATUS smbXsrv_connection_init_tables(struct smbXsrv_connection *conn,
548 enum protocol_types protocol);
550 NTSTATUS smbXsrv_session_global_init(void);
551 NTSTATUS smbXsrv_session_create(struct smbXsrv_connection *conn,
553 struct smbXsrv_session **_session);
554 NTSTATUS smbXsrv_session_add_channel(struct smbXsrv_session *session,
555 struct smbXsrv_connection *conn,
556 struct smbXsrv_channel_global0 **_c);
557 NTSTATUS smbXsrv_session_update(struct smbXsrv_session *session);
558 struct smbXsrv_channel_global0;
559 NTSTATUS smbXsrv_session_find_channel(const struct smbXsrv_session *session,
560 const struct smbXsrv_connection *conn,
561 struct smbXsrv_channel_global0 **_c);
562 NTSTATUS smbXsrv_session_find_auth(const struct smbXsrv_session *session,
563 const struct smbXsrv_connection *conn,
565 struct smbXsrv_session_auth0 **_a);
566 NTSTATUS smbXsrv_session_create_auth(struct smbXsrv_session *session,
567 struct smbXsrv_connection *conn,
570 uint8_t in_security_mode,
571 struct smbXsrv_session_auth0 **_a);
572 struct tevent_req *smb2srv_session_shutdown_send(TALLOC_CTX *mem_ctx,
573 struct tevent_context *ev,
574 struct smbXsrv_session *session,
575 struct smbd_smb2_request *current_req);
576 NTSTATUS smb2srv_session_shutdown_recv(struct tevent_req *req);
577 NTSTATUS smbXsrv_session_logoff(struct smbXsrv_session *session);
578 NTSTATUS smbXsrv_session_logoff_all(struct smbXsrv_connection *conn);
579 NTSTATUS smb1srv_session_table_init(struct smbXsrv_connection *conn);
580 NTSTATUS smb1srv_session_lookup(struct smbXsrv_connection *conn,
581 uint16_t vuid, NTTIME now,
582 struct smbXsrv_session **session);
583 NTSTATUS smb2srv_session_table_init(struct smbXsrv_connection *conn);
584 NTSTATUS smb2srv_session_lookup_conn(struct smbXsrv_connection *conn,
585 uint64_t session_id, NTTIME now,
586 struct smbXsrv_session **session);
587 NTSTATUS smb2srv_session_lookup_client(struct smbXsrv_client *client,
588 uint64_t session_id, NTTIME now,
589 struct smbXsrv_session **session);
590 struct smbXsrv_session_global0;
591 NTSTATUS smbXsrv_session_global_traverse(
592 int (*fn)(struct smbXsrv_session_global0 *, void *),
594 struct tevent_req *smb2srv_session_close_previous_send(TALLOC_CTX *mem_ctx,
595 struct tevent_context *ev,
596 struct smbXsrv_connection *conn,
597 struct auth_session_info *session_info,
598 uint64_t previous_session_id,
599 uint64_t current_session_id);
600 NTSTATUS smb2srv_session_close_previous_recv(struct tevent_req *req);
602 NTSTATUS smbXsrv_tcon_global_init(void);
603 NTSTATUS smbXsrv_tcon_update(struct smbXsrv_tcon *tcon);
604 NTSTATUS smbXsrv_tcon_disconnect(struct smbXsrv_tcon *tcon, uint64_t vuid);
605 NTSTATUS smb1srv_tcon_table_init(struct smbXsrv_connection *conn);
606 NTSTATUS smb1srv_tcon_create(struct smbXsrv_connection *conn,
608 struct smbXsrv_tcon **_tcon);
609 NTSTATUS smb1srv_tcon_lookup(struct smbXsrv_connection *conn,
610 uint16_t tree_id, NTTIME now,
611 struct smbXsrv_tcon **tcon);
612 NTSTATUS smb1srv_tcon_disconnect_all(struct smbXsrv_connection *conn);
613 NTSTATUS smb2srv_tcon_table_init(struct smbXsrv_session *session);
614 NTSTATUS smb2srv_tcon_create(struct smbXsrv_session *session,
616 struct smbXsrv_tcon **_tcon);
617 NTSTATUS smb2srv_tcon_lookup(struct smbXsrv_session *session,
618 uint32_t tree_id, NTTIME now,
619 struct smbXsrv_tcon **tcon);
620 NTSTATUS smb2srv_tcon_disconnect_all(struct smbXsrv_session *session);
621 struct smbXsrv_tcon_global0;
622 NTSTATUS smbXsrv_tcon_global_traverse(
623 int (*fn)(struct smbXsrv_tcon_global0 *, void *),
626 NTSTATUS smbXsrv_open_global_init(void);
627 NTSTATUS smbXsrv_open_create(struct smbXsrv_connection *conn,
628 struct auth_session_info *session_info,
630 struct smbXsrv_open **_open);
631 uint32_t smbXsrv_open_hash(struct smbXsrv_open *_open);
632 NTSTATUS smbXsrv_open_update(struct smbXsrv_open *_open);
633 NTSTATUS smbXsrv_open_close(struct smbXsrv_open *op, NTTIME now);
634 NTSTATUS smb1srv_open_table_init(struct smbXsrv_connection *conn);
635 NTSTATUS smb1srv_open_lookup(struct smbXsrv_connection *conn,
636 uint16_t fnum, NTTIME now,
637 struct smbXsrv_open **_open);
638 NTSTATUS smb2srv_open_table_init(struct smbXsrv_connection *conn);
639 NTSTATUS smb2srv_open_lookup(struct smbXsrv_connection *conn,
640 uint64_t persistent_id,
641 uint64_t volatile_id,
643 struct smbXsrv_open **_open);
644 NTSTATUS smb2srv_open_lookup_replay_cache(struct smbXsrv_connection *conn,
645 const struct GUID *create_guid,
647 struct smbXsrv_open **_open);
648 NTSTATUS smb2srv_open_recreate(struct smbXsrv_connection *conn,
649 struct auth_session_info *session_info,
650 uint64_t persistent_id,
651 const struct GUID *create_guid,
653 struct smbXsrv_open **_open);
654 struct smbXsrv_open_global0;
655 NTSTATUS smbXsrv_open_global_traverse(
656 int (*fn)(struct smbXsrv_open_global0 *, void *),
659 NTSTATUS smbXsrv_open_cleanup(uint64_t persistent_id);
660 bool smbXsrv_is_encrypted(uint8_t encryption_flags);
661 bool smbXsrv_is_partially_encrypted(uint8_t encryption_flags);
662 bool smbXsrv_set_crypto_flag(uint8_t *flags, uint8_t flag);
663 bool smbXsrv_is_signed(uint8_t signing_flags);
664 bool smbXsrv_is_partially_signed(uint8_t signing_flags);
666 struct smbd_smb2_send_queue {
667 struct smbd_smb2_send_queue *prev, *next;
669 DATA_BLOB *sendfile_header;
670 NTSTATUS *sendfile_status;
671 struct iovec *vector;
677 struct smbd_smb2_request {
678 struct smbd_smb2_request *prev, *next;
680 struct smbd_server_connection *sconn;
681 struct smbXsrv_connection *xconn;
683 struct smbd_smb2_send_queue queue_entry;
685 /* the session the request operates on, maybe NULL */
686 struct smbXsrv_session *session;
687 uint64_t last_session_id;
689 /* the tcon the request operates on, maybe NULL */
690 struct smbXsrv_tcon *tcon;
695 /* Was the request encrypted? */
697 /* Should we encrypt? */
699 struct tevent_timer *async_te;
700 bool compound_related;
703 * the encryption key for the whole
708 * the signing key for the last
709 * request/response of a compound chain
712 struct smbXsrv_preauth *preauth;
714 struct timeval request_time;
716 SMBPROFILE_IOBYTES_ASYNC_STATE(profile);
718 /* fake smb1 request. */
719 struct smb_request *smb1req;
720 struct files_struct *compat_chain_fsp;
723 * The sub request for async backend calls.
724 * This is used for SMB2 Cancel.
726 struct tevent_req *subreq;
728 #define SMBD_SMB2_TF_IOV_OFS 0
729 #define SMBD_SMB2_HDR_IOV_OFS 1
730 #define SMBD_SMB2_BODY_IOV_OFS 2
731 #define SMBD_SMB2_DYN_IOV_OFS 3
733 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
735 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
736 (&req->dir.vector[(idx)+(ofs)])
738 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
739 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
740 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
741 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
742 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
743 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
744 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
745 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
747 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
748 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
749 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
750 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
751 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
752 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
753 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
754 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
755 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
756 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
758 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
759 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
760 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
761 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
762 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
763 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
764 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
765 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
766 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
767 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
769 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
773 * vector[0] TRANSPORT HEADER (empty)
775 * vector[1] SMB2_TRANSFORM (optional)
777 * vector[3] fixed body
778 * vector[4] dynamic body
782 * vector[5] SMB2_TRANSFORM (optional)
784 * vector[7] fixed body
785 * vector[8] dynamic body
790 struct iovec *vector;
792 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
795 /* the NBT header is not allocated */
798 * vector[0] TRANSPORT HEADER
800 * vector[1] SMB2_TRANSFORM (optional)
802 * vector[3] fixed body
803 * vector[4] dynamic body
807 * vector[5] SMB2_TRANSFORM (empty)
809 * vector[7] fixed body
810 * vector[8] dynamic body
815 struct iovec *vector;
817 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
818 #define OUTVEC_ALLOC_SIZE (SMB2_HDR_BODY + 9)
819 uint8_t _hdr[OUTVEC_ALLOC_SIZE];
824 struct smbd_server_connection;
827 struct pending_message_list;
828 struct pending_auth_data;
831 struct user_struct *next, *prev;
832 uint64_t vuid; /* Tag for this entry. */
834 char *session_keystr; /* used by utmp and pam session code.
838 struct auth_session_info *session_info;
840 struct smbXsrv_session *session;
843 struct smbd_server_connection {
844 const struct tsocket_address *local_address;
845 const struct tsocket_address *remote_address;
846 const char *remote_hostname;
847 struct tevent_context *ev_ctx;
848 struct messaging_context *msg_ctx;
849 struct sys_notify_context *sys_notify_ctx;
850 struct notify_context *notify_ctx;
855 struct user_struct *users;
857 size_t num_connections;
858 struct connection_struct *connections;
861 struct files_struct *files;
863 int real_max_open_files;
864 struct fsp_singleton_cache fsp_fi_cache;
866 struct pending_message_list *deferred_open_queue;
869 /* open directory handles. */
871 struct bitmap *dptr_bmap;
872 struct dptr_struct *dirptrs;
876 uint64_t num_requests;
878 /* Current number of oplocks we have outstanding. */
880 int32_t exclusive_open;
881 int32_t level_II_open;
882 struct kernel_oplocks *kernel_ops;
886 struct notify_mid_map *notify_mid_maps;
889 /* dlink list we store pending lock records on. */
890 struct blocking_lock_record *blocking_lock_queue;
891 /* dlink list we move cancelled lock records onto. */
892 struct blocking_lock_record *blocking_lock_cancelled_queue;
894 /* The event that makes us process our blocking lock queue */
895 struct tevent_timer *brl_timeout;
897 bool blocking_lock_unlock_state;
898 bool blocking_lock_cancel_state;
903 /* The event that makes us process our blocking lock queue */
904 struct tevent_timer *brl_timeout;
905 bool blocking_lock_unlock_state;
910 * Link into libasys for asynchronous operations
912 struct asys_context *asys_ctx;
913 struct tevent_fd *asys_fde;
915 struct smbXsrv_client *client;
918 extern struct smbXsrv_client *global_smbXsrv_client;
920 void smbd_init_globals(void);