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"
25 extern int aio_pending_size;
26 extern int outstanding_aio_calls;
29 struct smbd_dmapi_context;
30 extern struct smbd_dmapi_context *dmapi_ctx;
33 /* how many write cache buffers have been allocated */
34 extern unsigned int allocated_write_caches;
36 /* A singleton cache to speed up searching by dev/inode. */
37 struct fsp_singleton_cache {
42 extern const struct mangle_fns *mangle_fns;
44 extern unsigned char *chartest;
46 extern struct tdb_context *tdb_mangled_cache;
49 this determines how many characters are used from the original filename
50 in the 8.3 mangled name. A larger value leads to a weaker hash and more collisions.
51 The largest possible value is 6.
53 extern unsigned mangle_prefix;
57 extern bool logged_ioctl_message;
61 extern time_t last_smb_conf_reload_time;
62 extern time_t last_printer_reload_time;
63 extern pid_t background_lpq_updater_pid;
65 /****************************************************************************
66 structure to hold a linked list of queued messages.
68 ****************************************************************************/
69 extern uint32_t common_flags2;
71 extern struct smb_trans_enc_state *partial_srv_trans_enc_ctx;
72 extern struct smb_trans_enc_state *srv_trans_enc_ctx;
75 struct security_unix_token ut;
76 struct security_token *token;
78 /* A stack of security contexts. We include the current context as being
79 the first one, so there is room for another MAX_SEC_CTX_DEPTH more. */
80 extern struct sec_ctx sec_ctx_stack[MAX_SEC_CTX_DEPTH + 1];
81 extern int sec_ctx_stack_ndx;
82 extern bool become_uid_done;
83 extern bool become_gid_done;
85 extern connection_struct *last_conn;
86 extern uint16_t last_flags;
88 extern uint32_t global_client_caps;
90 extern uint16_t fnf_handle;
93 connection_struct *conn;
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_setfilepathinfo(connection_struct *conn,
147 struct smb_request *req,
151 struct smb_filename *smb_fname,
152 char **ppdata, int total_data,
155 NTSTATUS smbd_do_qfsinfo(struct smbXsrv_connection *xconn,
156 connection_struct *conn,
160 unsigned int max_data_bytes,
161 size_t *fixed_portion,
162 struct smb_filename *smb_fname,
166 bool smbd_dirptr_get_entry(TALLOC_CTX *ctx,
167 struct dptr_struct *dirptr,
172 bool (*match_fn)(TALLOC_CTX *ctx,
177 bool (*mode_fn)(TALLOC_CTX *ctx,
179 struct smb_filename *smb_fname,
183 struct smb_filename **_smb_fname,
187 NTSTATUS smbd_dirptr_lanman2_entry(TALLOC_CTX *ctx,
188 connection_struct *conn,
189 struct dptr_struct *dirptr,
191 const char *path_mask,
194 int requires_resume_key,
203 bool *got_exact_match,
204 int *_last_entry_off,
205 struct ea_list *name_list);
207 NTSTATUS smbd_calculate_access_mask(connection_struct *conn,
208 const struct smb_filename *smb_fname,
210 uint32_t access_mask,
211 uint32_t *access_mask_out);
213 void smbd_notify_cancel_by_smbreq(const struct smb_request *smbreq);
215 void smbd_server_connection_terminate_ex(struct smbXsrv_connection *xconn,
217 const char *location);
218 #define smbd_server_connection_terminate(xconn, reason) \
219 smbd_server_connection_terminate_ex(xconn, reason, __location__)
221 const char *smb2_opcode_name(uint16_t opcode);
222 bool smbd_is_smb2_header(const uint8_t *inbuf, size_t size);
224 NTSTATUS smbd_add_connection(struct smbXsrv_client *client, int sock_fd,
225 struct smbXsrv_connection **_xconn);
227 void reply_smb2002(struct smb_request *req, uint16_t choice);
228 void reply_smb20ff(struct smb_request *req, uint16_t choice);
229 void smbd_smb2_first_negprot(struct smbXsrv_connection *xconn,
230 const uint8_t *inpdu, size_t size);
232 DATA_BLOB smbd_smb2_generate_outbody(struct smbd_smb2_request *req, size_t size);
234 NTSTATUS smbd_smb2_request_error_ex(struct smbd_smb2_request *req,
237 const char *location);
238 #define smbd_smb2_request_error(req, status) \
239 smbd_smb2_request_error_ex(req, status, NULL, __location__)
240 NTSTATUS smbd_smb2_request_done_ex(struct smbd_smb2_request *req,
242 DATA_BLOB body, DATA_BLOB *dyn,
243 const char *location);
244 #define smbd_smb2_request_done(req, body, dyn) \
245 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
247 NTSTATUS smbd_smb2_send_oplock_break(struct smbXsrv_connection *xconn,
248 struct smbXsrv_session *session,
249 struct smbXsrv_tcon *tcon,
250 struct smbXsrv_open *op,
251 uint8_t oplock_level);
252 NTSTATUS smbd_smb2_send_lease_break(struct smbXsrv_connection *xconn,
254 uint32_t lease_flags,
255 struct smb2_lease_key *lease_key,
256 uint32_t current_lease_state,
257 uint32_t new_lease_state);
259 NTSTATUS smbd_smb2_request_pending_queue(struct smbd_smb2_request *req,
260 struct tevent_req *subreq,
261 uint32_t defer_time);
263 struct smb_request *smbd_smb2_fake_smb_request(struct smbd_smb2_request *req);
264 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request *req);
265 void remove_smb2_chained_fsp(files_struct *fsp);
267 NTSTATUS smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request *req,
268 uint32_t data_length);
270 NTSTATUS smbd_smb2_request_verify_sizes(struct smbd_smb2_request *req,
271 size_t expected_body_size);
273 enum protocol_types smbd_smb2_protocol_dialect_match(const uint8_t *indyn,
274 const int dialect_count,
276 NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req);
277 NTSTATUS smbd_smb2_request_process_sesssetup(struct smbd_smb2_request *req);
278 NTSTATUS smbd_smb2_request_process_logoff(struct smbd_smb2_request *req);
279 NTSTATUS smbd_smb2_request_process_tcon(struct smbd_smb2_request *req);
280 NTSTATUS smbd_smb2_request_process_tdis(struct smbd_smb2_request *req);
281 NTSTATUS smbd_smb2_request_process_create(struct smbd_smb2_request *req);
282 NTSTATUS smbd_smb2_request_process_close(struct smbd_smb2_request *req);
283 NTSTATUS smbd_smb2_request_process_flush(struct smbd_smb2_request *req);
284 NTSTATUS smbd_smb2_request_process_read(struct smbd_smb2_request *req);
285 NTSTATUS smb2_read_complete(struct tevent_req *req, ssize_t nread, int err);
286 NTSTATUS smbd_smb2_request_process_write(struct smbd_smb2_request *req);
287 NTSTATUS smb2_write_complete(struct tevent_req *req, ssize_t nwritten, int err);
288 NTSTATUS smb2_write_complete_nosync(struct tevent_req *req, ssize_t nwritten,
290 NTSTATUS smbd_smb2_request_process_lock(struct smbd_smb2_request *req);
291 NTSTATUS smbd_smb2_request_process_ioctl(struct smbd_smb2_request *req);
292 NTSTATUS smbd_smb2_request_process_keepalive(struct smbd_smb2_request *req);
293 NTSTATUS smbd_smb2_request_process_query_directory(struct smbd_smb2_request *req);
294 NTSTATUS smbd_smb2_request_process_notify(struct smbd_smb2_request *req);
295 NTSTATUS smbd_smb2_request_process_getinfo(struct smbd_smb2_request *req);
296 NTSTATUS smbd_smb2_request_process_setinfo(struct smbd_smb2_request *req);
297 NTSTATUS smbd_smb2_request_process_break(struct smbd_smb2_request *req);
298 NTSTATUS smbd_smb2_request_dispatch(struct smbd_smb2_request *req);
299 void smbd_smb2_request_dispatch_immediate(struct tevent_context *ctx,
300 struct tevent_immediate *im,
303 struct deferred_open_record;
305 /* SMB1 -> SMB2 glue. */
306 void send_break_message_smb2(files_struct *fsp,
309 struct blocking_lock_record *get_pending_smb2req_blr(struct smbd_smb2_request *smb2req);
310 bool push_blocking_lock_request_smb2( struct byte_range_lock *br_lck,
311 struct smb_request *req,
316 enum brl_type lock_type,
317 enum brl_flavour lock_flav,
320 uint64_t blocking_smblctx);
321 void process_blocking_lock_queue_smb2(
322 struct smbd_server_connection *sconn, struct timeval tv_curr);
323 void cancel_pending_lock_requests_by_fid_smb2(files_struct *fsp,
324 struct byte_range_lock *br_lck,
325 enum file_close_type close_type);
326 /* From smbd/smb2_create.c */
327 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level);
328 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request *smb2req,
329 struct timeval *p_request_time,
330 struct deferred_open_record **open_rec);
331 bool open_was_deferred_smb2(
332 struct smbXsrv_connection *xconn, uint64_t mid);
333 void remove_deferred_open_message_smb2(
334 struct smbXsrv_connection *xconn, uint64_t mid);
335 bool schedule_deferred_open_message_smb2(
336 struct smbXsrv_connection *xconn, uint64_t mid);
337 bool push_deferred_open_message_smb2(struct smbd_smb2_request *smb2req,
338 struct timeval request_time,
339 struct timeval timeout,
341 struct deferred_open_record *open_rec);
343 struct smbXsrv_client;
345 struct smbXsrv_preauth {
346 uint8_t sha512_value[64];
349 struct smbXsrv_connection {
350 struct smbXsrv_connection *prev, *next;
352 struct smbXsrv_client *client;
355 const struct tsocket_address *local_address;
356 const struct tsocket_address *remote_address;
357 const char *remote_hostname;
359 struct tevent_context *ev_ctx;
360 struct messaging_context *msg_ctx;
362 enum protocol_types protocol;
367 struct tevent_fd *fde;
377 * fd for the fcntl lock and process shared
378 * robust mutex to coordinate access to the
379 * client socket. When the system supports
380 * process shared robust mutexes, those are
381 * used. If not, then the fcntl lock will be
385 #ifdef HAVE_ROBUST_MUTEXES
386 pthread_mutex_t *socket_mutex;
390 * fd for the trusted pipe from
396 * fde for the trusted_fd
398 struct tevent_fd *trusted_fde;
401 * Reference count for the fcntl lock to
402 * allow recursive locks.
408 bool encrypted_passwords;
410 struct auth4_context *auth_context;
413 * Size of the data we can receive. Set by us.
414 * Can be modified by the max xmit parameter.
422 * Size of data we can send to client. Set
423 * by the client for all protocols above CORE.
424 * Set by us for CORE protocol.
428 struct smb_signing_state *signing_state;
431 uint16_t client_major;
432 uint16_t client_minor;
433 uint32_t client_cap_low;
434 uint32_t client_cap_high;
437 struct msg_state *msg_state;
440 struct smbd_smb2_request_read_state {
441 struct smbd_smb2_request *req;
443 uint8_t nbt[NBT_HDR_SIZE];
447 bool doing_receivefile;
448 size_t min_recv_size;
452 } request_read_state;
453 struct smbd_smb2_send_queue *send_queue;
454 size_t send_queue_len;
458 * seq_low is the lowest sequence number
463 * seq_range is the range of credits we have
464 * granted from the sequence windows starting
467 * This gets incremented when new credits are
468 * granted and gets decremented when the
469 * lowest sequence number is consumed
470 * (when seq_low gets incremented).
474 * The number of credits we have currently granted
477 * This gets incremented when new credits are
478 * granted and gets decremented when any credit
481 * Note: the decrementing is different compared
486 * The maximum number of credits we will ever
487 * grant to the client.
489 * Typically we will only grant 1/16th of
492 * This is the "server max credits" parameter.
496 * a bitmap of size max_credits
498 struct bitmap *bitmap;
504 uint32_t capabilities;
506 uint16_t security_mode;
507 uint16_t num_dialects;
511 uint32_t capabilities;
513 uint16_t security_mode;
521 struct smbXsrv_preauth preauth;
523 struct smbd_smb2_request *requests;
527 const char *smbXsrv_connection_dbg(const struct smbXsrv_connection *xconn);
529 NTSTATUS smbXsrv_version_global_init(const struct server_id *server_id);
530 uint32_t smbXsrv_version_global_current(void);
532 NTSTATUS smbXsrv_connection_init_tables(struct smbXsrv_connection *conn,
533 enum protocol_types protocol);
535 NTSTATUS smbXsrv_session_global_init(void);
536 NTSTATUS smbXsrv_session_create(struct smbXsrv_connection *conn,
538 struct smbXsrv_session **_session);
539 NTSTATUS smbXsrv_session_update(struct smbXsrv_session *session);
540 struct smbXsrv_channel_global0;
541 NTSTATUS smbXsrv_session_find_channel(const struct smbXsrv_session *session,
542 const struct smbXsrv_connection *conn,
543 struct smbXsrv_channel_global0 **_c);
544 struct tevent_req *smb2srv_session_shutdown_send(TALLOC_CTX *mem_ctx,
545 struct tevent_context *ev,
546 struct smbXsrv_session *session,
547 struct smbd_smb2_request *current_req);
548 NTSTATUS smb2srv_session_shutdown_recv(struct tevent_req *req);
549 NTSTATUS smbXsrv_session_logoff(struct smbXsrv_session *session);
550 NTSTATUS smbXsrv_session_logoff_all(struct smbXsrv_connection *conn);
551 NTSTATUS smb1srv_session_table_init(struct smbXsrv_connection *conn);
552 NTSTATUS smb1srv_session_lookup(struct smbXsrv_connection *conn,
553 uint16_t vuid, NTTIME now,
554 struct smbXsrv_session **session);
555 NTSTATUS smb2srv_session_table_init(struct smbXsrv_connection *conn);
556 NTSTATUS smb2srv_session_lookup_conn(struct smbXsrv_connection *conn,
557 uint64_t session_id, NTTIME now,
558 struct smbXsrv_session **session);
559 struct smbXsrv_session_global0;
560 NTSTATUS smbXsrv_session_global_traverse(
561 int (*fn)(struct smbXsrv_session_global0 *, void *),
563 struct tevent_req *smb2srv_session_close_previous_send(TALLOC_CTX *mem_ctx,
564 struct tevent_context *ev,
565 struct smbXsrv_connection *conn,
566 struct auth_session_info *session_info,
567 uint64_t previous_session_id,
568 uint64_t current_session_id);
569 NTSTATUS smb2srv_session_close_previous_recv(struct tevent_req *req);
571 NTSTATUS smbXsrv_tcon_global_init(void);
572 NTSTATUS smbXsrv_tcon_update(struct smbXsrv_tcon *tcon);
573 NTSTATUS smbXsrv_tcon_disconnect(struct smbXsrv_tcon *tcon, uint64_t vuid);
574 NTSTATUS smb1srv_tcon_table_init(struct smbXsrv_connection *conn);
575 NTSTATUS smb1srv_tcon_create(struct smbXsrv_connection *conn,
577 struct smbXsrv_tcon **_tcon);
578 NTSTATUS smb1srv_tcon_lookup(struct smbXsrv_connection *conn,
579 uint16_t tree_id, NTTIME now,
580 struct smbXsrv_tcon **tcon);
581 NTSTATUS smb1srv_tcon_disconnect_all(struct smbXsrv_connection *conn);
582 NTSTATUS smb2srv_tcon_table_init(struct smbXsrv_session *session);
583 NTSTATUS smb2srv_tcon_create(struct smbXsrv_session *session,
585 struct smbXsrv_tcon **_tcon);
586 NTSTATUS smb2srv_tcon_lookup(struct smbXsrv_session *session,
587 uint32_t tree_id, NTTIME now,
588 struct smbXsrv_tcon **tcon);
589 NTSTATUS smb2srv_tcon_disconnect_all(struct smbXsrv_session *session);
590 struct smbXsrv_tcon_global0;
591 NTSTATUS smbXsrv_tcon_global_traverse(
592 int (*fn)(struct smbXsrv_tcon_global0 *, void *),
595 NTSTATUS smbXsrv_open_global_init(void);
596 NTSTATUS smbXsrv_open_create(struct smbXsrv_connection *conn,
597 struct auth_session_info *session_info,
599 struct smbXsrv_open **_open);
600 uint32_t smbXsrv_open_hash(struct smbXsrv_open *_open);
601 NTSTATUS smbXsrv_open_update(struct smbXsrv_open *_open);
602 NTSTATUS smbXsrv_open_close(struct smbXsrv_open *op, NTTIME now);
603 NTSTATUS smb1srv_open_table_init(struct smbXsrv_connection *conn);
604 NTSTATUS smb1srv_open_lookup(struct smbXsrv_connection *conn,
605 uint16_t fnum, NTTIME now,
606 struct smbXsrv_open **_open);
607 NTSTATUS smb2srv_open_table_init(struct smbXsrv_connection *conn);
608 NTSTATUS smb2srv_open_lookup(struct smbXsrv_connection *conn,
609 uint64_t persistent_id,
610 uint64_t volatile_id,
612 struct smbXsrv_open **_open);
613 NTSTATUS smb2srv_open_recreate(struct smbXsrv_connection *conn,
614 struct auth_session_info *session_info,
615 uint64_t persistent_id,
616 const struct GUID *create_guid,
618 struct smbXsrv_open **_open);
619 struct smbXsrv_open_global0;
620 NTSTATUS smbXsrv_open_global_traverse(
621 int (*fn)(struct smbXsrv_open_global0 *, void *),
624 NTSTATUS smbXsrv_open_cleanup(uint64_t persistent_id);
626 struct smbd_smb2_send_queue {
627 struct smbd_smb2_send_queue *prev, *next;
629 DATA_BLOB *sendfile_header;
630 NTSTATUS *sendfile_status;
631 struct iovec *vector;
637 struct smbd_smb2_request {
638 struct smbd_smb2_request *prev, *next;
640 struct smbd_server_connection *sconn;
641 struct smbXsrv_connection *xconn;
643 struct smbd_smb2_send_queue queue_entry;
645 /* the session the request operates on, maybe NULL */
646 struct smbXsrv_session *session;
647 uint64_t last_session_id;
649 /* the tcon the request operates on, maybe NULL */
650 struct smbXsrv_tcon *tcon;
655 /* Was the request encrypted? */
657 /* Should we encrypt? */
659 struct tevent_timer *async_te;
660 bool compound_related;
663 * the encryption key for the whole
668 * the signing key for the last
669 * request/response of a compound chain
672 struct smbXsrv_preauth *preauth;
674 struct timeval request_time;
676 SMBPROFILE_IOBYTES_ASYNC_STATE(profile);
678 /* fake smb1 request. */
679 struct smb_request *smb1req;
680 struct files_struct *compat_chain_fsp;
683 * The sub request for async backend calls.
684 * This is used for SMB2 Cancel.
686 struct tevent_req *subreq;
688 #define SMBD_SMB2_TF_IOV_OFS 0
689 #define SMBD_SMB2_HDR_IOV_OFS 1
690 #define SMBD_SMB2_BODY_IOV_OFS 2
691 #define SMBD_SMB2_DYN_IOV_OFS 3
693 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
695 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
696 (&req->dir.vector[(idx)+(ofs)])
698 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
699 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
700 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
701 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
702 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
703 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
704 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
705 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
707 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
708 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
709 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
710 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
711 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
712 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
713 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
714 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
715 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
716 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
718 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
719 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
720 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
721 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
722 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
723 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
724 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
725 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
726 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
727 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
729 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
733 * vector[0] TRANSPORT HEADER (empty)
735 * vector[1] SMB2_TRANSFORM (optional)
737 * vector[3] fixed body
738 * vector[4] dynamic body
742 * vector[5] SMB2_TRANSFORM (optional)
744 * vector[7] fixed body
745 * vector[8] dynamic body
750 struct iovec *vector;
752 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
755 /* the NBT header is not allocated */
758 * vector[0] TRANSPORT HEADER
760 * vector[1] SMB2_TRANSFORM (optional)
762 * vector[3] fixed body
763 * vector[4] dynamic body
767 * vector[5] SMB2_TRANSFORM (empty)
769 * vector[7] fixed body
770 * vector[8] dynamic body
775 struct iovec *vector;
777 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
778 #define OUTVEC_ALLOC_SIZE (SMB2_HDR_BODY + 9)
779 uint8_t _hdr[OUTVEC_ALLOC_SIZE];
784 struct smbd_server_connection;
787 struct pending_message_list;
788 struct pending_auth_data;
791 struct user_struct *next, *prev;
792 uint64_t vuid; /* Tag for this entry. */
794 char *session_keystr; /* used by utmp and pam session code.
798 struct auth_session_info *session_info;
800 struct smbXsrv_session *session;
803 struct smbd_server_connection {
804 const struct tsocket_address *local_address;
805 const struct tsocket_address *remote_address;
806 const char *remote_hostname;
807 struct tevent_context *ev_ctx;
808 struct messaging_context *msg_ctx;
809 struct sys_notify_context *sys_notify_ctx;
810 struct notify_context *notify_ctx;
815 struct user_struct *users;
817 size_t num_connections;
818 struct connection_struct *connections;
821 struct files_struct *files;
823 int real_max_open_files;
824 struct fsp_singleton_cache fsp_fi_cache;
826 struct pending_message_list *deferred_open_queue;
829 /* open directory handles. */
831 struct bitmap *dptr_bmap;
832 struct dptr_struct *dirptrs;
836 uint64_t num_requests;
838 /* Current number of oplocks we have outstanding. */
840 int32_t exclusive_open;
841 int32_t level_II_open;
842 struct kernel_oplocks *kernel_ops;
846 struct notify_mid_map *notify_mid_maps;
849 /* dlink list we store pending lock records on. */
850 struct blocking_lock_record *blocking_lock_queue;
851 /* dlink list we move cancelled lock records onto. */
852 struct blocking_lock_record *blocking_lock_cancelled_queue;
854 /* The event that makes us process our blocking lock queue */
855 struct tevent_timer *brl_timeout;
857 bool blocking_lock_unlock_state;
858 bool blocking_lock_cancel_state;
863 /* The event that makes us process our blocking lock queue */
864 struct tevent_timer *brl_timeout;
865 bool blocking_lock_unlock_state;
870 * Link into libasys for asynchronous operations
872 struct asys_context *asys_ctx;
873 struct tevent_fd *asys_fde;
875 struct smbXsrv_client *client;
878 extern struct smbXsrv_client *global_smbXsrv_client;
880 void smbd_init_globals(void);