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 extern bool dfree_broken;
35 /* how many write cache buffers have been allocated */
36 extern unsigned int allocated_write_caches;
38 /* A singleton cache to speed up searching by dev/inode. */
39 struct fsp_singleton_cache {
44 extern const struct mangle_fns *mangle_fns;
46 extern unsigned char *chartest;
48 extern struct tdb_context *tdb_mangled_cache;
51 this determines how many characters are used from the original filename
52 in the 8.3 mangled name. A larger value leads to a weaker hash and more collisions.
53 The largest possible value is 6.
55 extern unsigned mangle_prefix;
59 extern bool logged_ioctl_message;
63 extern time_t last_smb_conf_reload_time;
64 extern time_t last_printer_reload_time;
65 extern pid_t background_lpq_updater_pid;
67 /****************************************************************************
68 structure to hold a linked list of queued messages.
70 ****************************************************************************/
71 extern uint32_t common_flags2;
73 extern struct smb_trans_enc_state *partial_srv_trans_enc_ctx;
74 extern struct smb_trans_enc_state *srv_trans_enc_ctx;
77 struct security_unix_token ut;
78 struct security_token *token;
80 /* A stack of security contexts. We include the current context as being
81 the first one, so there is room for another MAX_SEC_CTX_DEPTH more. */
82 extern struct sec_ctx sec_ctx_stack[MAX_SEC_CTX_DEPTH + 1];
83 extern int sec_ctx_stack_ndx;
84 extern bool become_uid_done;
85 extern bool become_gid_done;
87 extern connection_struct *last_conn;
88 extern uint16_t last_flags;
90 extern uint32_t global_client_caps;
92 extern uint16_t fnf_handle;
95 connection_struct *conn;
98 /* A stack of current_user connection contexts. */
99 extern struct conn_ctx conn_ctx_stack[MAX_SEC_CTX_DEPTH];
100 extern int conn_ctx_stack_ndx;
102 struct vfs_init_function_entry;
103 extern struct vfs_init_function_entry *backends;
104 extern char *sparse_buf;
105 extern char *LastDir;
107 struct smbd_parent_context;
108 extern struct smbd_parent_context *am_parent;
109 extern struct memcache *smbd_memcache_ctx;
110 extern bool exit_firsttime;
112 struct tstream_context;
113 struct smbd_smb2_request;
115 DATA_BLOB negprot_spnego(TALLOC_CTX *ctx, struct smbXsrv_connection *xconn);
117 void smbd_lock_socket(struct smbXsrv_connection *xconn);
118 void smbd_unlock_socket(struct smbXsrv_connection *xconn);
120 NTSTATUS smbd_do_locking(struct smb_request *req,
125 struct smbd_lock_element *locks,
127 NTSTATUS smbd_do_unlocking(struct smb_request *req,
130 struct smbd_lock_element *ulocks);
132 NTSTATUS smbd_do_qfilepathinfo(connection_struct *conn,
136 struct smb_filename *smb_fname,
138 struct timespec write_time_ts,
139 struct ea_list *ea_list,
143 unsigned int max_data_bytes,
144 size_t *fixed_portion,
146 unsigned int *pdata_size);
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,
174 bool (*match_fn)(TALLOC_CTX *ctx,
179 bool (*mode_fn)(TALLOC_CTX *ctx,
181 struct smb_filename *smb_fname,
185 struct smb_filename **_smb_fname,
189 NTSTATUS smbd_dirptr_lanman2_entry(TALLOC_CTX *ctx,
190 connection_struct *conn,
191 struct dptr_struct *dirptr,
193 const char *path_mask,
196 int requires_resume_key,
205 bool *got_exact_match,
206 int *_last_entry_off,
207 struct ea_list *name_list);
209 NTSTATUS smbd_calculate_access_mask(connection_struct *conn,
210 const struct smb_filename *smb_fname,
212 uint32_t access_mask,
213 uint32_t *access_mask_out);
215 void smbd_notify_cancel_by_smbreq(const struct smb_request *smbreq);
217 void smbd_server_connection_terminate_ex(struct smbXsrv_connection *xconn,
219 const char *location);
220 #define smbd_server_connection_terminate(xconn, reason) \
221 smbd_server_connection_terminate_ex(xconn, reason, __location__)
223 const char *smb2_opcode_name(uint16_t opcode);
224 bool smbd_is_smb2_header(const uint8_t *inbuf, size_t size);
226 NTSTATUS smbd_add_connection(struct smbXsrv_client *client, int sock_fd,
227 struct smbXsrv_connection **_xconn);
229 void reply_smb2002(struct smb_request *req, uint16_t choice);
230 void reply_smb20ff(struct smb_request *req, uint16_t choice);
231 void smbd_smb2_first_negprot(struct smbXsrv_connection *xconn,
232 const uint8_t *inpdu, size_t size);
234 DATA_BLOB smbd_smb2_generate_outbody(struct smbd_smb2_request *req, size_t size);
236 NTSTATUS smbd_smb2_request_error_ex(struct smbd_smb2_request *req,
239 const char *location);
240 #define smbd_smb2_request_error(req, status) \
241 smbd_smb2_request_error_ex(req, status, NULL, __location__)
242 NTSTATUS smbd_smb2_request_done_ex(struct smbd_smb2_request *req,
244 DATA_BLOB body, DATA_BLOB *dyn,
245 const char *location);
246 #define smbd_smb2_request_done(req, body, dyn) \
247 smbd_smb2_request_done_ex(req, NT_STATUS_OK, body, dyn, __location__)
249 NTSTATUS smbd_smb2_send_oplock_break(struct smbXsrv_connection *xconn,
250 struct smbXsrv_session *session,
251 struct smbXsrv_tcon *tcon,
252 struct smbXsrv_open *op,
253 uint8_t oplock_level);
254 NTSTATUS smbd_smb2_send_lease_break(struct smbXsrv_connection *xconn,
256 uint32_t lease_flags,
257 struct smb2_lease_key *lease_key,
258 uint32_t current_lease_state,
259 uint32_t new_lease_state);
261 NTSTATUS smbd_smb2_request_pending_queue(struct smbd_smb2_request *req,
262 struct tevent_req *subreq,
263 uint32_t defer_time);
265 struct smb_request *smbd_smb2_fake_smb_request(struct smbd_smb2_request *req);
266 size_t smbd_smb2_unread_bytes(struct smbd_smb2_request *req);
267 void remove_smb2_chained_fsp(files_struct *fsp);
269 NTSTATUS smbd_smb2_request_verify_creditcharge(struct smbd_smb2_request *req,
270 uint32_t data_length);
272 NTSTATUS smbd_smb2_request_verify_sizes(struct smbd_smb2_request *req,
273 size_t expected_body_size);
275 enum protocol_types smbd_smb2_protocol_dialect_match(const uint8_t *indyn,
276 const int dialect_count,
278 NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req);
279 NTSTATUS smbd_smb2_request_process_sesssetup(struct smbd_smb2_request *req);
280 NTSTATUS smbd_smb2_request_process_logoff(struct smbd_smb2_request *req);
281 NTSTATUS smbd_smb2_request_process_tcon(struct smbd_smb2_request *req);
282 NTSTATUS smbd_smb2_request_process_tdis(struct smbd_smb2_request *req);
283 NTSTATUS smbd_smb2_request_process_create(struct smbd_smb2_request *req);
284 NTSTATUS smbd_smb2_request_process_close(struct smbd_smb2_request *req);
285 NTSTATUS smbd_smb2_request_process_flush(struct smbd_smb2_request *req);
286 NTSTATUS smbd_smb2_request_process_read(struct smbd_smb2_request *req);
287 NTSTATUS smb2_read_complete(struct tevent_req *req, ssize_t nread, int err);
288 NTSTATUS smbd_smb2_request_process_write(struct smbd_smb2_request *req);
289 NTSTATUS smb2_write_complete(struct tevent_req *req, ssize_t nwritten, int err);
290 NTSTATUS smb2_write_complete_nosync(struct tevent_req *req, ssize_t nwritten,
292 NTSTATUS smbd_smb2_request_process_lock(struct smbd_smb2_request *req);
293 NTSTATUS smbd_smb2_request_process_ioctl(struct smbd_smb2_request *req);
294 NTSTATUS smbd_smb2_request_process_keepalive(struct smbd_smb2_request *req);
295 NTSTATUS smbd_smb2_request_process_find(struct smbd_smb2_request *req);
296 NTSTATUS smbd_smb2_request_process_notify(struct smbd_smb2_request *req);
297 NTSTATUS smbd_smb2_request_process_getinfo(struct smbd_smb2_request *req);
298 NTSTATUS smbd_smb2_request_process_setinfo(struct smbd_smb2_request *req);
299 NTSTATUS smbd_smb2_request_process_break(struct smbd_smb2_request *req);
300 NTSTATUS smbd_smb2_request_dispatch(struct smbd_smb2_request *req);
301 void smbd_smb2_request_dispatch_immediate(struct tevent_context *ctx,
302 struct tevent_immediate *im,
305 struct deferred_open_record;
307 /* SMB1 -> SMB2 glue. */
308 void send_break_message_smb2(files_struct *fsp,
311 struct blocking_lock_record *get_pending_smb2req_blr(struct smbd_smb2_request *smb2req);
312 bool push_blocking_lock_request_smb2( struct byte_range_lock *br_lck,
313 struct smb_request *req,
318 enum brl_type lock_type,
319 enum brl_flavour lock_flav,
322 uint64_t blocking_smblctx);
323 void process_blocking_lock_queue_smb2(
324 struct smbd_server_connection *sconn, struct timeval tv_curr);
325 void cancel_pending_lock_requests_by_fid_smb2(files_struct *fsp,
326 struct byte_range_lock *br_lck,
327 enum file_close_type close_type);
328 /* From smbd/smb2_create.c */
329 int map_smb2_oplock_levels_to_samba(uint8_t in_oplock_level);
330 bool get_deferred_open_message_state_smb2(struct smbd_smb2_request *smb2req,
331 struct timeval *p_request_time,
332 struct deferred_open_record **open_rec);
333 bool open_was_deferred_smb2(
334 struct smbXsrv_connection *xconn, uint64_t mid);
335 void remove_deferred_open_message_smb2(
336 struct smbXsrv_connection *xconn, uint64_t mid);
337 bool schedule_deferred_open_message_smb2(
338 struct smbXsrv_connection *xconn, uint64_t mid);
339 bool push_deferred_open_message_smb2(struct smbd_smb2_request *smb2req,
340 struct timeval request_time,
341 struct timeval timeout,
343 struct deferred_open_record *open_rec);
345 struct smbXsrv_client;
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;
504 uint16_t security_mode;
505 uint16_t num_dialects;
509 uint32_t capabilities;
511 uint16_t security_mode;
519 struct smbd_smb2_request *requests;
523 const char *smbXsrv_connection_dbg(const struct smbXsrv_connection *xconn);
525 NTSTATUS smbXsrv_version_global_init(const struct server_id *server_id);
526 uint32_t smbXsrv_version_global_current(void);
528 NTSTATUS smbXsrv_connection_init_tables(struct smbXsrv_connection *conn,
529 enum protocol_types protocol);
531 NTSTATUS smbXsrv_session_global_init(void);
532 NTSTATUS smbXsrv_session_create(struct smbXsrv_connection *conn,
534 struct smbXsrv_session **_session);
535 NTSTATUS smbXsrv_session_update(struct smbXsrv_session *session);
536 struct smbXsrv_channel_global0;
537 NTSTATUS smbXsrv_session_find_channel(const struct smbXsrv_session *session,
538 const struct smbXsrv_connection *conn,
539 struct smbXsrv_channel_global0 **_c);
540 NTSTATUS smbXsrv_session_logoff(struct smbXsrv_session *session);
541 NTSTATUS smbXsrv_session_logoff_all(struct smbXsrv_connection *conn);
542 NTSTATUS smb1srv_session_table_init(struct smbXsrv_connection *conn);
543 NTSTATUS smb1srv_session_lookup(struct smbXsrv_connection *conn,
544 uint16_t vuid, NTTIME now,
545 struct smbXsrv_session **session);
546 NTSTATUS smb2srv_session_table_init(struct smbXsrv_connection *conn);
547 NTSTATUS smb2srv_session_lookup(struct smbXsrv_connection *conn,
548 uint64_t session_id, NTTIME now,
549 struct smbXsrv_session **session);
550 struct smbXsrv_session_global0;
551 NTSTATUS smbXsrv_session_global_traverse(
552 int (*fn)(struct smbXsrv_session_global0 *, void *),
554 struct tevent_req *smb2srv_session_close_previous_send(TALLOC_CTX *mem_ctx,
555 struct tevent_context *ev,
556 struct smbXsrv_connection *conn,
557 struct auth_session_info *session_info,
558 uint64_t previous_session_id,
559 uint64_t current_session_id);
560 NTSTATUS smb2srv_session_close_previous_recv(struct tevent_req *req);
562 NTSTATUS smbXsrv_tcon_global_init(void);
563 NTSTATUS smbXsrv_tcon_update(struct smbXsrv_tcon *tcon);
564 NTSTATUS smbXsrv_tcon_disconnect(struct smbXsrv_tcon *tcon, uint64_t vuid);
565 NTSTATUS smb1srv_tcon_table_init(struct smbXsrv_connection *conn);
566 NTSTATUS smb1srv_tcon_create(struct smbXsrv_connection *conn,
568 struct smbXsrv_tcon **_tcon);
569 NTSTATUS smb1srv_tcon_lookup(struct smbXsrv_connection *conn,
570 uint16_t tree_id, NTTIME now,
571 struct smbXsrv_tcon **tcon);
572 NTSTATUS smb1srv_tcon_disconnect_all(struct smbXsrv_connection *conn);
573 NTSTATUS smb2srv_tcon_table_init(struct smbXsrv_session *session);
574 NTSTATUS smb2srv_tcon_create(struct smbXsrv_session *session,
576 struct smbXsrv_tcon **_tcon);
577 NTSTATUS smb2srv_tcon_lookup(struct smbXsrv_session *session,
578 uint32_t tree_id, NTTIME now,
579 struct smbXsrv_tcon **tcon);
580 NTSTATUS smb2srv_tcon_disconnect_all(struct smbXsrv_session *session);
581 struct smbXsrv_tcon_global0;
582 NTSTATUS smbXsrv_tcon_global_traverse(
583 int (*fn)(struct smbXsrv_tcon_global0 *, void *),
586 NTSTATUS smbXsrv_open_global_init(void);
587 NTSTATUS smbXsrv_open_create(struct smbXsrv_connection *conn,
588 struct auth_session_info *session_info,
590 struct smbXsrv_open **_open);
591 uint32_t smbXsrv_open_hash(struct smbXsrv_open *_open);
592 NTSTATUS smbXsrv_open_update(struct smbXsrv_open *_open);
593 NTSTATUS smbXsrv_open_close(struct smbXsrv_open *op, NTTIME now);
594 NTSTATUS smb1srv_open_table_init(struct smbXsrv_connection *conn);
595 NTSTATUS smb1srv_open_lookup(struct smbXsrv_connection *conn,
596 uint16_t fnum, NTTIME now,
597 struct smbXsrv_open **_open);
598 NTSTATUS smb2srv_open_table_init(struct smbXsrv_connection *conn);
599 NTSTATUS smb2srv_open_lookup(struct smbXsrv_connection *conn,
600 uint64_t persistent_id,
601 uint64_t volatile_id,
603 struct smbXsrv_open **_open);
604 NTSTATUS smb2srv_open_recreate(struct smbXsrv_connection *conn,
605 struct auth_session_info *session_info,
606 uint64_t persistent_id,
607 const struct GUID *create_guid,
609 struct smbXsrv_open **_open);
610 struct smbXsrv_open_global0;
611 NTSTATUS smbXsrv_open_global_traverse(
612 int (*fn)(struct smbXsrv_open_global0 *, void *),
615 NTSTATUS smbXsrv_open_cleanup(uint64_t persistent_id);
617 struct smbd_smb2_send_queue {
618 struct smbd_smb2_send_queue *prev, *next;
620 DATA_BLOB *sendfile_header;
621 NTSTATUS *sendfile_status;
622 struct iovec *vector;
628 struct smbd_smb2_request {
629 struct smbd_smb2_request *prev, *next;
631 struct smbd_server_connection *sconn;
632 struct smbXsrv_connection *xconn;
634 struct smbd_smb2_send_queue queue_entry;
636 /* the session the request operates on, maybe NULL */
637 struct smbXsrv_session *session;
638 uint64_t last_session_id;
640 /* the tcon the request operates on, maybe NULL */
641 struct smbXsrv_tcon *tcon;
647 struct tevent_timer *async_te;
648 bool compound_related;
651 * the encryption key for the whole
656 * the signing key for the last
657 * request/response of a compound chain
661 struct timeval request_time;
663 SMBPROFILE_IOBYTES_ASYNC_STATE(profile);
665 /* fake smb1 request. */
666 struct smb_request *smb1req;
667 struct files_struct *compat_chain_fsp;
670 * The sub request for async backend calls.
671 * This is used for SMB2 Cancel.
673 struct tevent_req *subreq;
675 #define SMBD_SMB2_TF_IOV_OFS 0
676 #define SMBD_SMB2_HDR_IOV_OFS 1
677 #define SMBD_SMB2_BODY_IOV_OFS 2
678 #define SMBD_SMB2_DYN_IOV_OFS 3
680 #define SMBD_SMB2_NUM_IOV_PER_REQ 4
682 #define SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,ofs) \
683 (&req->dir.vector[(idx)+(ofs)])
685 #define SMBD_SMB2_IDX_TF_IOV(req,dir,idx) \
686 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_TF_IOV_OFS)
687 #define SMBD_SMB2_IDX_HDR_IOV(req,dir,idx) \
688 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_HDR_IOV_OFS)
689 #define SMBD_SMB2_IDX_BODY_IOV(req,dir,idx) \
690 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_BODY_IOV_OFS)
691 #define SMBD_SMB2_IDX_DYN_IOV(req,dir,idx) \
692 SMBD_SMB2_IOV_IDX_OFS(req,dir,idx,SMBD_SMB2_DYN_IOV_OFS)
694 #define SMBD_SMB2_IN_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,in,req->current_idx)
695 #define SMBD_SMB2_IN_TF_PTR(req) (uint8_t *)(SMBD_SMB2_IN_TF_IOV(req)->iov_base)
696 #define SMBD_SMB2_IN_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,in,req->current_idx)
697 #define SMBD_SMB2_IN_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_IN_HDR_IOV(req)->iov_base)
698 #define SMBD_SMB2_IN_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,in,req->current_idx)
699 #define SMBD_SMB2_IN_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_IN_BODY_IOV(req)->iov_base)
700 #define SMBD_SMB2_IN_BODY_LEN(req) (SMBD_SMB2_IN_BODY_IOV(req)->iov_len)
701 #define SMBD_SMB2_IN_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,in,req->current_idx)
702 #define SMBD_SMB2_IN_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_IN_DYN_IOV(req)->iov_base)
703 #define SMBD_SMB2_IN_DYN_LEN(req) (SMBD_SMB2_IN_DYN_IOV(req)->iov_len)
705 #define SMBD_SMB2_OUT_TF_IOV(req) SMBD_SMB2_IDX_TF_IOV(req,out,req->current_idx)
706 #define SMBD_SMB2_OUT_TF_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_TF_IOV(req)->iov_base)
707 #define SMBD_SMB2_OUT_HDR_IOV(req) SMBD_SMB2_IDX_HDR_IOV(req,out,req->current_idx)
708 #define SMBD_SMB2_OUT_HDR_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_HDR_IOV(req)->iov_base)
709 #define SMBD_SMB2_OUT_BODY_IOV(req) SMBD_SMB2_IDX_BODY_IOV(req,out,req->current_idx)
710 #define SMBD_SMB2_OUT_BODY_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_BODY_IOV(req)->iov_base)
711 #define SMBD_SMB2_OUT_BODY_LEN(req) (SMBD_SMB2_OUT_BODY_IOV(req)->iov_len)
712 #define SMBD_SMB2_OUT_DYN_IOV(req) SMBD_SMB2_IDX_DYN_IOV(req,out,req->current_idx)
713 #define SMBD_SMB2_OUT_DYN_PTR(req) (uint8_t *)(SMBD_SMB2_OUT_DYN_IOV(req)->iov_base)
714 #define SMBD_SMB2_OUT_DYN_LEN(req) (SMBD_SMB2_OUT_DYN_IOV(req)->iov_len)
716 #define SMBD_SMB2_SHORT_RECEIVEFILE_WRITE_LEN (SMB2_HDR_BODY + 0x30)
720 * vector[0] TRANSPORT HEADER (empty)
722 * vector[1] SMB2_TRANSFORM (optional)
724 * vector[3] fixed body
725 * vector[4] dynamic body
729 * vector[5] SMB2_TRANSFORM (optional)
731 * vector[7] fixed body
732 * vector[8] dynamic body
737 struct iovec *vector;
739 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
742 /* the NBT header is not allocated */
745 * vector[0] TRANSPORT HEADER
747 * vector[1] SMB2_TRANSFORM (optional)
749 * vector[3] fixed body
750 * vector[4] dynamic body
754 * vector[5] SMB2_TRANSFORM (empty)
756 * vector[7] fixed body
757 * vector[8] dynamic body
762 struct iovec *vector;
764 struct iovec _vector[1 + SMBD_SMB2_NUM_IOV_PER_REQ];
765 #define OUTVEC_ALLOC_SIZE (SMB2_HDR_BODY + 9)
766 uint8_t _hdr[OUTVEC_ALLOC_SIZE];
771 struct smbd_server_connection;
774 struct pending_message_list;
775 struct pending_auth_data;
778 struct user_struct *next, *prev;
779 uint64_t vuid; /* Tag for this entry. */
781 char *session_keystr; /* used by utmp and pam session code.
785 struct auth_session_info *session_info;
787 struct smbXsrv_session *session;
790 struct smbd_server_connection {
791 const struct tsocket_address *local_address;
792 const struct tsocket_address *remote_address;
793 const char *remote_hostname;
794 struct tevent_context *ev_ctx;
795 struct messaging_context *msg_ctx;
796 struct sys_notify_context *sys_notify_ctx;
797 struct notify_context *notify_ctx;
802 struct user_struct *users;
804 size_t num_connections;
805 struct connection_struct *connections;
808 struct files_struct *files;
810 int real_max_open_files;
811 struct fsp_singleton_cache fsp_fi_cache;
813 struct pending_message_list *deferred_open_queue;
816 /* open directory handles. */
818 struct bitmap *dptr_bmap;
819 struct dptr_struct *dirptrs;
823 uint64_t num_requests;
825 /* Current number of oplocks we have outstanding. */
827 int32_t exclusive_open;
828 int32_t level_II_open;
829 struct kernel_oplocks *kernel_ops;
833 struct notify_mid_map *notify_mid_maps;
836 /* dlink list we store pending lock records on. */
837 struct blocking_lock_record *blocking_lock_queue;
838 /* dlink list we move cancelled lock records onto. */
839 struct blocking_lock_record *blocking_lock_cancelled_queue;
841 /* The event that makes us process our blocking lock queue */
842 struct tevent_timer *brl_timeout;
844 bool blocking_lock_unlock_state;
845 bool blocking_lock_cancel_state;
850 /* The event that makes us process our blocking lock queue */
851 struct tevent_timer *brl_timeout;
852 bool blocking_lock_unlock_state;
857 * Link into libasys for asynchronous operations
859 struct asys_context *asys_ctx;
860 struct tevent_fd *asys_fde;
862 struct smbXsrv_client *client;
865 extern struct smbXsrv_client *global_smbXsrv_client;
867 void smbd_init_globals(void);