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 #ifndef _SOURCE3_SMBD_GLOBALS_H_
22 #define _SOURCE3_SMBD_GLOBALS_H_
24 #include "system/select.h"
25 #include "librpc/gen_ndr/smbXsrv.h"
26 #include "smbprofile.h"
29 struct smbd_dmapi_context;
30 extern struct smbd_dmapi_context *dmapi_ctx;
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;
92 userdom_struct user_info;
94 /* A stack of current_user connection contexts. */
95 extern struct conn_ctx conn_ctx_stack[MAX_SEC_CTX_DEPTH];
96 extern int conn_ctx_stack_ndx;
98 struct vfs_init_function_entry;
99 extern struct vfs_init_function_entry *backends;
100 extern char *sparse_buf;
101 extern char *LastDir;
103 struct smbd_parent_context;
104 extern struct smbd_parent_context *am_parent;
105 extern struct memcache *smbd_memcache_ctx;
106 extern bool exit_firsttime;
108 struct tstream_context;
109 struct smbd_smb2_request;
111 DATA_BLOB negprot_spnego(TALLOC_CTX *ctx, struct smbXsrv_connection *xconn);
113 void smbd_lock_socket(struct smbXsrv_connection *xconn);
114 void smbd_unlock_socket(struct smbXsrv_connection *xconn);
116 struct GUID smbd_request_guid(struct smb_request *smb1req, uint16_t idx);
118 NTSTATUS smbd_do_unlocking(struct smb_request *req,
121 struct smbd_lock_element *ulocks,
122 enum brl_flavour lock_flav);
124 NTSTATUS smbd_do_qfilepathinfo(connection_struct *conn,
126 struct smb_request *req,
129 struct smb_filename *smb_fname,
131 struct timespec write_time_ts,
132 struct ea_list *ea_list,
136 unsigned int max_data_bytes,
137 size_t *fixed_portion,
139 unsigned int *pdata_size);
141 NTSTATUS smbd_do_setfsinfo(connection_struct *conn,
142 struct smb_request *req,
146 const DATA_BLOB *pdata);
148 NTSTATUS smbd_do_setfilepathinfo(connection_struct *conn,
149 struct smb_request *req,
153 struct smb_filename *smb_fname,
154 char **ppdata, int total_data,
157 NTSTATUS smbd_do_qfsinfo(struct smbXsrv_connection *xconn,
158 connection_struct *conn,
162 unsigned int max_data_bytes,
163 size_t *fixed_portion,
164 struct smb_filename *smb_fname,
168 bool smbd_dirptr_get_entry(TALLOC_CTX *ctx,
169 struct dptr_struct *dirptr,
175 bool (*match_fn)(TALLOC_CTX *ctx,
180 bool (*mode_fn)(TALLOC_CTX *ctx,
182 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,
208 struct smb_filename **smb_fname,
209 bool *got_exact_match,
210 int *_last_entry_off,
211 struct ea_list *name_list,
212 struct file_id *file_id);
214 NTSTATUS smbd_calculate_access_mask(connection_struct *conn,
215 struct files_struct *dirfsp,
216 const struct smb_filename *smb_fname,
218 uint32_t access_mask,
219 uint32_t *access_mask_out);
221 void smbd_notify_cancel_by_smbreq(const struct smb_request *smbreq);
223 void smbXsrv_connection_disconnect_transport(struct smbXsrv_connection *xconn,
225 size_t smbXsrv_client_valid_connections(struct smbXsrv_client *client);
226 void smbd_server_connection_terminate_ex(struct smbXsrv_connection *xconn,
228 const char *location);
229 #define smbd_server_connection_terminate(xconn, reason) \
230 smbd_server_connection_terminate_ex(xconn, reason, __location__)
232 void smbd_server_disconnect_client_ex(struct smbXsrv_client *client,
234 const char *location);
235 #define smbd_server_disconnect_client(__client, __reason) \
236 smbd_server_disconnect_client_ex(__client, __reason, __location__)
238 const char *smb2_opcode_name(uint16_t opcode);
239 bool smbd_is_smb2_header(const uint8_t *inbuf, size_t size);
240 bool smbd_smb2_is_compound(const struct smbd_smb2_request *req);
242 NTSTATUS smbd_add_connection(struct smbXsrv_client *client, int sock_fd,
243 NTTIME now, struct smbXsrv_connection **_xconn);
245 NTSTATUS reply_smb2002(struct smb_request *req, uint16_t choice);
246 NTSTATUS reply_smb20ff(struct smb_request *req, uint16_t choice);
247 NTSTATUS smbd_smb2_process_negprot(struct smbXsrv_connection *xconn,
248 uint64_t expected_seq_low,
249 const uint8_t *inpdu, size_t size);
251 DATA_BLOB smbd_smb2_generate_outbody(struct smbd_smb2_request *req, size_t size);
253 bool smbXsrv_server_multi_channel_enabled(void);
255 NTSTATUS smbd_smb2_request_error_ex(struct smbd_smb2_request *req,
258 const char *location);
259 #define smbd_smb2_request_error(req, status) \
260 smbd_smb2_request_error_ex(req, status, NULL, __location__)
261 NTSTATUS smbd_smb2_request_done_ex(struct smbd_smb2_request *req,
263 DATA_BLOB body, DATA_BLOB *dyn,
264 const char *location);
265 #define smbd_smb2_request_done(req, body, dyn) \
266 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
268 NTSTATUS smbd_smb2_send_oplock_break(struct smbXsrv_client *client,
269 struct smbXsrv_open *op,
270 uint8_t oplock_level);
271 NTSTATUS smbd_smb2_send_lease_break(struct smbXsrv_client *client,
273 uint32_t lease_flags,
274 struct smb2_lease_key *lease_key,
275 uint32_t current_lease_state,
276 uint32_t new_lease_state);
278 NTSTATUS smbd_smb2_request_pending_queue(struct smbd_smb2_request *req,
279 struct tevent_req *subreq,
280 uint32_t defer_time);
282 struct smb_request *smbd_smb2_fake_smb_request(struct smbd_smb2_request *req);
283 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request *req);
284 void remove_smb2_chained_fsp(files_struct *fsp);
286 NTSTATUS smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request *req,
287 uint32_t data_length);
289 NTSTATUS smbd_smb2_request_verify_sizes(struct smbd_smb2_request *req,
290 size_t expected_body_size);
292 void smb2_request_set_async_internal(struct smbd_smb2_request *req,
293 bool async_internal);
295 enum protocol_types smbd_smb2_protocol_dialect_match(const uint8_t *indyn,
296 const int dialect_count,
298 NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req);
299 NTSTATUS smbd_smb2_request_process_sesssetup(struct smbd_smb2_request *req);
300 NTSTATUS smbd_smb2_request_process_logoff(struct smbd_smb2_request *req);
301 NTSTATUS smbd_smb2_request_process_tcon(struct smbd_smb2_request *req);
302 NTSTATUS smbd_smb2_request_process_tdis(struct smbd_smb2_request *req);
303 NTSTATUS smbd_smb2_request_process_create(struct smbd_smb2_request *req);
304 NTSTATUS smbd_smb2_request_process_close(struct smbd_smb2_request *req);
305 NTSTATUS smbd_smb2_request_process_flush(struct smbd_smb2_request *req);
306 NTSTATUS smbd_smb2_request_process_read(struct smbd_smb2_request *req);
307 NTSTATUS smb2_read_complete(struct tevent_req *req, ssize_t nread, int err);
308 NTSTATUS smbd_smb2_request_process_write(struct smbd_smb2_request *req);
309 NTSTATUS smb2_write_complete(struct tevent_req *req, ssize_t nwritten, int err);
310 NTSTATUS smb2_write_complete_nosync(struct tevent_req *req, ssize_t nwritten,
312 NTSTATUS smbd_smb2_request_process_lock(struct smbd_smb2_request *req);
313 NTSTATUS smbd_smb2_request_process_ioctl(struct smbd_smb2_request *req);
314 NTSTATUS smbd_smb2_request_process_keepalive(struct smbd_smb2_request *req);
315 NTSTATUS smbd_smb2_request_process_query_directory(struct smbd_smb2_request *req);
316 NTSTATUS smbd_smb2_request_process_notify(struct smbd_smb2_request *req);
317 NTSTATUS smbd_smb2_request_process_getinfo(struct smbd_smb2_request *req);
318 NTSTATUS smbd_smb2_request_process_setinfo(struct smbd_smb2_request *req);
319 NTSTATUS smbd_smb2_request_process_break(struct smbd_smb2_request *req);
320 NTSTATUS smbd_smb2_request_dispatch(struct smbd_smb2_request *req);
321 void smbd_smb2_request_dispatch_immediate(struct tevent_context *ctx,
322 struct tevent_immediate *im,
325 struct deferred_open_record;
327 /* SMB1 -> SMB2 glue. */
328 void send_break_message_smb2(files_struct *fsp,
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;
361 const struct tsocket_address *local_address;
362 const struct tsocket_address *remote_address;
363 const char *remote_hostname;
365 enum protocol_types protocol;
370 struct tevent_fd *fde;
378 bool force_unacked_timeout;
379 uint64_t unacked_bytes;
381 struct tevent_req *checker_subreq;
382 struct smbd_smb2_send_queue *queue;
388 * fd for the fcntl lock and process shared
389 * robust mutex to coordinate access to the
390 * client socket. When the system supports
391 * process shared robust mutexes, those are
392 * used. If not, then the fcntl lock will be
396 #ifdef HAVE_ROBUST_MUTEXES
397 pthread_mutex_t *socket_mutex;
401 * fd for the trusted pipe from
407 * fde for the trusted_fd
409 struct tevent_fd *trusted_fde;
412 * Reference count for the fcntl lock to
413 * allow recursive locks.
419 bool encrypted_passwords;
421 struct auth4_context *auth_context;
424 * Size of the data we can receive. Set by us.
425 * Can be modified by the max xmit parameter.
433 * Size of data we can send to client. Set
434 * by the client for all protocols above CORE.
435 * Set by us for CORE protocol.
439 struct smb_signing_state *signing_state;
442 uint16_t client_major;
443 uint16_t client_minor;
444 uint32_t client_cap_low;
445 uint32_t client_cap_high;
448 struct msg_state *msg_state;
451 struct smbd_smb2_request_read_state {
452 struct smbd_smb2_request *req;
454 uint8_t nbt[NBT_HDR_SIZE];
458 bool doing_receivefile;
459 size_t min_recv_size;
463 } request_read_state;
464 struct smbd_smb2_send_queue *send_queue;
465 size_t send_queue_len;
469 * seq_low is the lowest sequence number
474 * seq_range is the range of credits we have
475 * granted from the sequence windows starting
478 * This gets incremented when new credits are
479 * granted and gets decremented when the
480 * lowest sequence number is consumed
481 * (when seq_low gets incremented).
485 * The number of credits we have currently granted
488 * This gets incremented when new credits are
489 * granted and gets decremented when any credit
492 * Note: the decrementing is different compared
497 * The maximum number of credits we will ever
498 * grant to the client.
500 * Typically we will only grant 1/16th of
503 * This is the "server max credits" parameter.
507 * a bitmap of size max_credits
509 struct bitmap *bitmap;
515 uint32_t capabilities;
518 uint16_t security_mode;
519 uint16_t num_dialects;
523 uint32_t capabilities;
525 uint16_t security_mode;
533 struct smbXsrv_preauth preauth;
535 struct smbd_smb2_request *requests;
539 const char *smbXsrv_connection_dbg(const struct smbXsrv_connection *xconn);
541 NTSTATUS smbXsrv_version_global_init(const struct server_id *server_id);
542 uint32_t smbXsrv_version_global_current(void);
544 struct smbXsrv_client_table;
545 NTSTATUS smbXsrv_client_global_init(void);
546 NTSTATUS smbXsrv_client_create(TALLOC_CTX *mem_ctx,
547 struct tevent_context *ev_ctx,
548 struct messaging_context *msg_ctx,
550 struct smbXsrv_client **_client);
551 NTSTATUS smbXsrv_client_update(struct smbXsrv_client *client);
552 NTSTATUS smbXsrv_client_remove(struct smbXsrv_client *client);
553 NTSTATUS smb2srv_client_lookup_global(struct smbXsrv_client *client,
554 struct GUID client_guid,
556 struct smbXsrv_client_global0 **_pass);
557 NTSTATUS smb2srv_client_connection_pass(struct smbd_smb2_request *smb2req,
558 struct smbXsrv_client_global0 *global);
560 NTSTATUS smbXsrv_connection_init_tables(struct smbXsrv_connection *conn,
561 enum protocol_types protocol);
563 NTSTATUS smbXsrv_session_global_init(struct messaging_context *msg_ctx);
564 NTSTATUS smbXsrv_session_create(struct smbXsrv_connection *conn,
566 struct smbXsrv_session **_session);
567 NTSTATUS smbXsrv_session_add_channel(struct smbXsrv_session *session,
568 struct smbXsrv_connection *conn,
570 struct smbXsrv_channel_global0 **_c);
571 NTSTATUS smbXsrv_session_disconnect_xconn(struct smbXsrv_connection *xconn);
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 smbXsrv_session_info_lookup(struct smbXsrv_client *client,
599 uint64_t session_wire_id,
600 struct auth_session_info **si);
601 NTSTATUS smb2srv_session_table_init(struct smbXsrv_connection *conn);
602 NTSTATUS smb2srv_session_lookup_conn(struct smbXsrv_connection *conn,
603 uint64_t session_id, NTTIME now,
604 struct smbXsrv_session **session);
605 NTSTATUS smb2srv_session_lookup_client(struct smbXsrv_client *client,
606 uint64_t session_id, NTTIME now,
607 struct smbXsrv_session **session);
608 NTSTATUS get_valid_smbXsrv_session(struct smbXsrv_client *client,
609 uint64_t session_wire_id,
610 struct smbXsrv_session **session);
611 NTSTATUS smbXsrv_session_local_traverse(
612 struct smbXsrv_client *client,
613 int (*caller_cb)(struct smbXsrv_session *session,
616 struct smbXsrv_session_global0;
617 NTSTATUS smbXsrv_session_global_traverse(
618 int (*fn)(struct smbXsrv_session_global0 *, void *),
620 struct tevent_req *smb2srv_session_close_previous_send(TALLOC_CTX *mem_ctx,
621 struct tevent_context *ev,
622 struct smbXsrv_connection *conn,
623 struct auth_session_info *session_info,
624 uint64_t previous_session_id,
625 uint64_t current_session_id);
626 NTSTATUS smb2srv_session_close_previous_recv(struct tevent_req *req);
628 NTSTATUS smbXsrv_tcon_global_init(void);
629 NTSTATUS smbXsrv_tcon_update(struct smbXsrv_tcon *tcon);
630 NTSTATUS smbXsrv_tcon_disconnect(struct smbXsrv_tcon *tcon, uint64_t vuid);
631 NTSTATUS smb1srv_tcon_table_init(struct smbXsrv_connection *conn);
632 NTSTATUS smb1srv_tcon_create(struct smbXsrv_connection *conn,
634 struct smbXsrv_tcon **_tcon);
635 NTSTATUS smb1srv_tcon_lookup(struct smbXsrv_connection *conn,
636 uint16_t tree_id, NTTIME now,
637 struct smbXsrv_tcon **tcon);
638 NTSTATUS smb1srv_tcon_disconnect_all(struct smbXsrv_client *client);
639 NTSTATUS smb2srv_tcon_table_init(struct smbXsrv_session *session);
640 NTSTATUS smb2srv_tcon_create(struct smbXsrv_session *session,
642 struct smbXsrv_tcon **_tcon);
643 NTSTATUS smb2srv_tcon_lookup(struct smbXsrv_session *session,
644 uint32_t tree_id, NTTIME now,
645 struct smbXsrv_tcon **tcon);
646 NTSTATUS smb2srv_tcon_disconnect_all(struct smbXsrv_session *session);
647 struct smbXsrv_tcon_global0;
648 NTSTATUS smbXsrv_tcon_global_traverse(
649 int (*fn)(struct smbXsrv_tcon_global0 *, void *),
652 NTSTATUS smbXsrv_open_global_init(void);
653 NTSTATUS smbXsrv_open_create(struct smbXsrv_connection *conn,
654 struct auth_session_info *session_info,
656 struct smbXsrv_open **_open);
657 NTSTATUS smbXsrv_open_update(struct smbXsrv_open *_open);
658 NTSTATUS smbXsrv_open_close(struct smbXsrv_open *op, NTTIME now);
659 NTSTATUS smb1srv_open_table_init(struct smbXsrv_connection *conn);
660 NTSTATUS smb1srv_open_lookup(struct smbXsrv_connection *conn,
661 uint16_t fnum, NTTIME now,
662 struct smbXsrv_open **_open);
663 NTSTATUS smb2srv_open_table_init(struct smbXsrv_connection *conn);
664 NTSTATUS smb2srv_open_lookup(struct smbXsrv_connection *conn,
665 uint64_t persistent_id,
666 uint64_t volatile_id,
668 struct smbXsrv_open **_open);
669 NTSTATUS smb2srv_open_lookup_replay_cache(struct smbXsrv_connection *conn,
670 const struct GUID *create_guid,
672 struct smbXsrv_open **_open);
673 NTSTATUS smb2srv_open_recreate(struct smbXsrv_connection *conn,
674 struct auth_session_info *session_info,
675 uint64_t persistent_id,
676 const struct GUID *create_guid,
678 struct smbXsrv_open **_open);
679 struct smbXsrv_open_global0;
680 NTSTATUS smbXsrv_open_global_traverse(
681 int (*fn)(struct smbXsrv_open_global0 *, void *),
684 NTSTATUS smbXsrv_open_cleanup(uint64_t persistent_id);
685 bool smbXsrv_is_encrypted(uint8_t encryption_flags);
686 bool smbXsrv_is_partially_encrypted(uint8_t encryption_flags);
687 bool smbXsrv_set_crypto_flag(uint8_t *flags, uint8_t flag);
688 bool smbXsrv_is_signed(uint8_t signing_flags);
689 bool smbXsrv_is_partially_signed(uint8_t signing_flags);
691 struct smbd_smb2_send_queue {
692 struct smbd_smb2_send_queue *prev, *next;
694 DATA_BLOB *sendfile_header;
695 uint32_t sendfile_body_size;
696 NTSTATUS *sendfile_status;
697 struct iovec *vector;
701 struct tevent_req *req;
702 struct timeval timeout;
703 uint64_t required_acked_bytes;
709 struct smbd_smb2_request {
710 struct smbd_smb2_request *prev, *next;
712 struct smbd_server_connection *sconn;
713 struct smbXsrv_connection *xconn;
715 struct smbd_smb2_send_queue queue_entry;
717 /* the session the request operates on, maybe NULL */
718 struct smbXsrv_session *session;
719 uint64_t last_session_id;
721 /* the tcon the request operates on, maybe NULL */
722 struct smbXsrv_tcon *tcon;
727 /* Was the request encrypted? */
729 /* Should we encrypt? */
731 struct tevent_timer *async_te;
732 bool compound_related;
735 * Give the implementation of an SMB2 req a way to tell the SMB2 request
736 * processing engine that the internal request is going async, while
737 * preserving synchronous SMB2 behaviour.
742 * the encryption key for the whole
747 * the signing key for the last
748 * request/response of a compound chain
751 struct smbXsrv_preauth *preauth;
753 struct timeval request_time;
755 SMBPROFILE_IOBYTES_ASYNC_STATE(profile);
757 /* fake smb1 request. */
758 struct smb_request *smb1req;
759 struct files_struct *compat_chain_fsp;
762 * Keep track of whether the outstanding request counters
763 * had been updated in dispatch, so that they need to be
764 * adapted again in reply.
766 bool request_counters_updated;
767 uint64_t channel_generation;
770 * The sub request for async backend calls.
771 * This is used for SMB2 Cancel.
773 struct tevent_req *subreq;
775 #define SMBD_SMB2_TF_IOV_OFS 0
776 #define SMBD_SMB2_HDR_IOV_OFS 1
777 #define SMBD_SMB2_BODY_IOV_OFS 2
778 #define SMBD_SMB2_DYN_IOV_OFS 3
780 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
782 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
783 (&req->dir.vector[(idx)+(ofs)])
785 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
786 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
787 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
788 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
789 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
790 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
791 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
792 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
794 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
795 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
796 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
797 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
798 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
799 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
800 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
801 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
802 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
803 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
805 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
806 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
807 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
808 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
809 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
810 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
811 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
812 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
813 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
814 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
816 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
820 * vector[0] TRANSPORT HEADER (empty)
822 * vector[1] SMB2_TRANSFORM (optional)
824 * vector[3] fixed body
825 * vector[4] dynamic body
829 * vector[5] SMB2_TRANSFORM (optional)
831 * vector[7] fixed body
832 * vector[8] dynamic body
837 struct iovec *vector;
839 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
842 /* the NBT header is not allocated */
845 * vector[0] TRANSPORT HEADER
847 * vector[1] SMB2_TRANSFORM (optional)
849 * vector[3] fixed body
850 * vector[4] dynamic body
854 * vector[5] SMB2_TRANSFORM (empty)
856 * vector[7] fixed body
857 * vector[8] dynamic body
862 struct iovec *vector;
864 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
865 #define OUTVEC_ALLOC_SIZE (SMB2_HDR_BODY + 9)
866 uint8_t _hdr[OUTVEC_ALLOC_SIZE];
871 struct smbd_server_connection;
873 struct pending_message_list;
874 struct pending_auth_data;
876 struct pthreadpool_tevent;
877 struct dcesrv_context;
879 struct smbd_server_connection {
880 const struct tsocket_address *local_address;
881 const struct tsocket_address *remote_address;
882 const char *remote_hostname;
883 struct tevent_context *ev_ctx;
884 struct messaging_context *msg_ctx;
885 struct dcesrv_context *dce_ctx;
886 struct notify_context *notify_ctx;
892 size_t num_connections;
893 struct connection_struct *connections;
896 struct files_struct *files;
898 int real_max_open_files;
899 struct fsp_singleton_cache fsp_fi_cache;
901 struct pending_message_list *deferred_open_queue;
904 /* open directory handles. */
906 struct bitmap *dptr_bmap;
907 struct dptr_struct *dirptrs;
910 uint64_t num_requests;
912 /* Current number of oplocks we have outstanding. */
914 int32_t exclusive_open;
915 int32_t level_II_open;
916 struct kernel_oplocks *kernel_ops;
920 struct notify_mid_map *notify_mid_maps;
923 struct pthreadpool_tevent *pool;
925 struct smbXsrv_client *client;
928 extern struct smbXsrv_client *global_smbXsrv_client;
930 void smbd_init_globals(void);
932 #endif /* _SOURCE3_SMBD_GLOBALS_H_ */