?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Fix for CVE-2009-2906.
[Samba.git] / source3 / include / smb.h
blob6e03dd530a7a049a875d0bb8cf5e84796deef937
1 /*
2 Unix SMB/CIFS implementation.
3 SMB parameters and setup, plus a whole lot more.
4
5 Copyright (C) Andrew Tridgell 1992-2000
6 Copyright (C) John H Terpstra 1996-2002
7 Copyright (C) Luke Kenneth Casson Leighton 1996-2000
8 Copyright (C) Paul Ashton 1998-2000
9 Copyright (C) Simo Sorce 2001-2002
10 Copyright (C) Martin Pool 2002
11
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 3 of the License, or
15 (at your option) any later version.
16
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
21
22 You should have received a copy of the GNU General Public License
23 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 */
25
26 #ifndef _SMB_H
27 #define _SMB_H
28
29 /* logged when starting the various Samba daemons */
30 #define COPYRIGHT_STARTUP_MESSAGE "Copyright Andrew Tridgell and the Samba Team 1992-2009"
31
32
33 #if defined(LARGE_SMB_OFF_T)
34 #define BUFFER_SIZE (128*1024)
35 #else /* no large readwrite possible */
36 #define BUFFER_SIZE (0xFFFF)
37 #endif
38
39 #define SAFETY_MARGIN 1024
40 #define LARGE_WRITEX_HDR_SIZE 65
41
42 #define NMB_PORT 137
43 #define DGRAM_PORT 138
44 #define SMB_PORT1 445
45 #define SMB_PORT2 139
46 #define SMB_PORTS "445 139"
47
48 #define Undefined (-1)
49 #define False false
50 #define True true
51 #define Auto (2)
52 #define Required (3)
53
54 #define SIZEOFWORD 2
55
56 #ifndef DEF_CREATE_MASK
57 #define DEF_CREATE_MASK (0755)
58 #endif
59
60 /* string manipulation flags - see clistr.c and srvstr.c */
61 #define STR_TERMINATE 1
62 #define STR_UPPER 2
63 #define STR_ASCII 4
64 #define STR_UNICODE 8
65 #define STR_NOALIGN 16
66 #define STR_TERMINATE_ASCII 128
67
68 /* how long to wait for secondary SMB packets (milli-seconds) */
69 #define SMB_SECONDARY_WAIT (60*1000)
70
71 /* Debugging stuff */
72 #include "debug.h"
73
74 /* this defines the error codes that receive_smb can put in smb_read_error */
75 enum smb_read_errors {
76 SMB_READ_OK = 0,
77 SMB_READ_TIMEOUT,
78 SMB_READ_EOF,
79 SMB_READ_ERROR,
80 SMB_WRITE_ERROR, /* This error code can go into the client smb_rw_error. */
81 SMB_READ_BAD_SIG,
82 SMB_NO_MEMORY,
83 SMB_DO_NOT_DO_TDIS, /* cli_close_connection() check for this when smbfs wants to keep tree connected */
84 SMB_READ_BAD_DECRYPT
85 };
86
87 #define DIR_STRUCT_SIZE 43
88
89 /* these define the attribute byte as seen by DOS */
90 #define aRONLY (1L<<0) /* 0x01 */
91 #define aHIDDEN (1L<<1) /* 0x02 */
92 #define aSYSTEM (1L<<2) /* 0x04 */
93 #define aVOLID (1L<<3) /* 0x08 */
94 #define aDIR (1L<<4) /* 0x10 */
95 #define aARCH (1L<<5) /* 0x20 */
96
97 /* deny modes */
98 #define DENY_DOS 0
99 #define DENY_ALL 1
100 #define DENY_WRITE 2
101 #define DENY_READ 3
102 #define DENY_NONE 4
103 #define DENY_FCB 7
104
105 /* open modes */
106 #define DOS_OPEN_RDONLY 0
107 #define DOS_OPEN_WRONLY 1
108 #define DOS_OPEN_RDWR 2
109 #define DOS_OPEN_EXEC 3
110 #define DOS_OPEN_FCB 0xF
111
112 /* define shifts and masks for share and open modes. */
113 #define OPENX_MODE_MASK 0xF
114 #define DENY_MODE_SHIFT 4
115 #define DENY_MODE_MASK 0x7
116 #define GET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
117 #define SET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
118 #define GET_DENY_MODE(x) (((x)>>DENY_MODE_SHIFT) & DENY_MODE_MASK)
119 #define SET_DENY_MODE(x) (((x) & DENY_MODE_MASK) <<DENY_MODE_SHIFT)
120
121 /* Sync on open file (not sure if used anymore... ?) */
122 #define FILE_SYNC_OPENMODE (1<<14)
123 #define GET_FILE_SYNC_OPENMODE(x) (((x) & FILE_SYNC_OPENMODE) ? True : False)
124
125 /* open disposition values */
126 #define OPENX_FILE_EXISTS_FAIL 0
127 #define OPENX_FILE_EXISTS_OPEN 1
128 #define OPENX_FILE_EXISTS_TRUNCATE 2
129
130 /* mask for open disposition. */
131 #define OPENX_FILE_OPEN_MASK 0x3
132
133 #define GET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
134 #define SET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
135
136 /* The above can be OR'ed with... */
137 #define OPENX_FILE_CREATE_IF_NOT_EXIST 0x10
138 #define OPENX_FILE_FAIL_IF_NOT_EXIST 0
139
140 #include "../libcli/util/doserr.h"
141
142 typedef union unid_t {
143 uid_t uid;
144 gid_t gid;
145 } unid_t;
146
147 /*
148 * SMB UCS2 (16-bit unicode) internal type.
149 * smb_ucs2_t is *always* in little endian format.
150 */
151
152 #ifdef WORDS_BIGENDIAN
153 #define UCS2_SHIFT 8
154 #else
155 #define UCS2_SHIFT 0
156 #endif
157
158 /* turn a 7 bit character into a ucs2 character */
159 #define UCS2_CHAR(c) ((c) << UCS2_SHIFT)
160
161 /* return an ascii version of a ucs2 character */
162 #define UCS2_TO_CHAR(c) (((c) >> UCS2_SHIFT) & 0xff)
163
164 /* Copy into a smb_ucs2_t from a possibly unaligned buffer. Return the copied smb_ucs2_t */
165 #define COPY_UCS2_CHAR(dest,src) (((unsigned char *)(dest))[0] = ((unsigned char *)(src))[0],\
166 ((unsigned char *)(dest))[1] = ((unsigned char *)(src))[1], (dest))
167
168 /* pipe string names */
169 #define PIPE_LANMAN "\\PIPE\\LANMAN"
170
171 #define MAX_HOURS_LEN 32
172
173 #ifndef MAXSUBAUTHS
174 #define MAXSUBAUTHS 15 /* max sub authorities in a SID */
175 #endif
176
177 #define SID_MAX_SIZE ((size_t)(8+(MAXSUBAUTHS*4)))
178
179 #define LOOKUP_NAME_NONE 0x00000000
180 #define LOOKUP_NAME_ISOLATED 0x00000001 /* Look up unqualified names */
181 #define LOOKUP_NAME_REMOTE 0x00000002 /* Ask others */
182 #define LOOKUP_NAME_GROUP 0x00000004 /* (unused) This is a NASTY hack for
183 valid users = @foo where foo also
184 exists in as user. */
185 #define LOOKUP_NAME_EXPLICIT 0x00000008 /* Only include
186 explicitly mapped names and not
187 the Unix {User,Group} domain */
188 #define LOOKUP_NAME_BUILTIN 0x00000010 /* builtin names */
189 #define LOOKUP_NAME_WKN 0x00000020 /* well known names */
190 #define LOOKUP_NAME_DOMAIN 0x00000040 /* only lookup own domain */
191 #define LOOKUP_NAME_LOCAL (LOOKUP_NAME_ISOLATED\
192 |LOOKUP_NAME_BUILTIN\
193 |LOOKUP_NAME_WKN\
194 |LOOKUP_NAME_DOMAIN)
195 #define LOOKUP_NAME_ALL (LOOKUP_NAME_ISOLATED\
196 |LOOKUP_NAME_REMOTE\
197 |LOOKUP_NAME_BUILTIN\
198 |LOOKUP_NAME_WKN\
199 |LOOKUP_NAME_DOMAIN)
200
201 /**
202 * @brief Security Identifier
203 *
204 * @sa http://msdn.microsoft.com/library/default.asp?url=/library/en-us/security/accctrl_38yn.asp
205 **/
206 typedef struct dom_sid DOM_SID;
207
208 enum id_mapping {
209 ID_UNKNOWN = 0,
210 ID_MAPPED,
211 ID_UNMAPPED,
212 ID_EXPIRED
213 };
214
215 enum id_type {
216 ID_TYPE_NOT_SPECIFIED = 0,
217 ID_TYPE_UID,
218 ID_TYPE_GID
219 };
220
221 struct unixid {
222 uint32_t id;
223 enum id_type type;
224 };
225
226 struct id_map {
227 DOM_SID *sid;
228 struct unixid xid;
229 enum id_mapping status;
230 };
231
232 #include "librpc/gen_ndr/misc.h"
233 #include "librpc/gen_ndr/security.h"
234 #include "librpc/ndr/libndr.h"
235 #include "librpc/gen_ndr/lsa.h"
236 #include "librpc/gen_ndr/dfs.h"
237 #include "librpc/gen_ndr/winreg.h"
238 #include "librpc/gen_ndr/initshutdown.h"
239 #include "librpc/gen_ndr/eventlog.h"
240 #include "librpc/gen_ndr/srvsvc.h"
241 #include "librpc/gen_ndr/wkssvc.h"
242 #include "librpc/gen_ndr/echo.h"
243 #include "librpc/gen_ndr/svcctl.h"
244 #include "librpc/gen_ndr/netlogon.h"
245 #include "librpc/gen_ndr/samr.h"
246 #include "librpc/gen_ndr/dssetup.h"
247 #include "librpc/gen_ndr/epmapper.h"
248 #include "librpc/gen_ndr/libnet_join.h"
249 #include "librpc/gen_ndr/krb5pac.h"
250 #include "librpc/gen_ndr/ntsvcs.h"
251 #include "librpc/gen_ndr/nbt.h"
252 #include "librpc/gen_ndr/drsuapi.h"
253 #include "librpc/gen_ndr/drsblobs.h"
254 #include "librpc/gen_ndr/spoolss.h"
255
256 struct lsa_dom_info {
257 bool valid;
258 DOM_SID sid;
259 const char *name;
260 int num_idxs;
261 int *idxs;
262 };
263
264 struct lsa_name_info {
265 uint32 rid;
266 enum lsa_SidType type;
267 const char *name;
268 int dom_idx;
269 };
270
271 /* Some well-known SIDs */
272 extern const DOM_SID global_sid_World_Domain;
273 extern const DOM_SID global_sid_World;
274 extern const DOM_SID global_sid_Creator_Owner_Domain;
275 extern const DOM_SID global_sid_NT_Authority;
276 extern const DOM_SID global_sid_System;
277 extern const DOM_SID global_sid_NULL;
278 extern const DOM_SID global_sid_Authenticated_Users;
279 extern const DOM_SID global_sid_Network;
280 extern const DOM_SID global_sid_Creator_Owner;
281 extern const DOM_SID global_sid_Creator_Group;
282 extern const DOM_SID global_sid_Anonymous;
283 extern const DOM_SID global_sid_Builtin;
284 extern const DOM_SID global_sid_Builtin_Administrators;
285 extern const DOM_SID global_sid_Builtin_Users;
286 extern const DOM_SID global_sid_Builtin_Guests;
287 extern const DOM_SID global_sid_Builtin_Power_Users;
288 extern const DOM_SID global_sid_Builtin_Account_Operators;
289 extern const DOM_SID global_sid_Builtin_Server_Operators;
290 extern const DOM_SID global_sid_Builtin_Print_Operators;
291 extern const DOM_SID global_sid_Builtin_Backup_Operators;
292 extern const DOM_SID global_sid_Builtin_Replicator;
293 extern const DOM_SID global_sid_Builtin_PreWin2kAccess;
294 extern const DOM_SID global_sid_Unix_Users;
295 extern const DOM_SID global_sid_Unix_Groups;
296
297 /*
298 * The complete list of SIDS belonging to this user.
299 * Created when a vuid is registered.
300 * The definition of the user_sids array is as follows :
301 *
302 * token->user_sids[0] = primary user SID.
303 * token->user_sids[1] = primary group SID.
304 * token->user_sids[2..num_sids] = supplementary group SIDS.
305 */
306
307 #define PRIMARY_USER_SID_INDEX 0
308 #define PRIMARY_GROUP_SID_INDEX 1
309
310 typedef struct nt_user_token {
311 size_t num_sids;
312 DOM_SID *user_sids;
313 SE_PRIV privileges;
314 } NT_USER_TOKEN;
315
316 typedef struct unix_user_token {
317 uid_t uid;
318 gid_t gid;
319 size_t ngroups;
320 gid_t *groups;
321 } UNIX_USER_TOKEN;
322
323 /* 32 bit time (sec) since 01jan1970 - cifs6.txt, section 3.5, page 30 */
324 typedef struct time_info {
325 uint32 time;
326 } UTIME;
327
328 typedef struct write_cache {
329 SMB_OFF_T file_size;
330 SMB_OFF_T offset;
331 size_t alloc_size;
332 size_t data_size;
333 char *data;
334 } write_cache;
335
336 typedef struct {
337 smb_ucs2_t *origname;
338 smb_ucs2_t *filename;
339 SMB_STRUCT_STAT *statinfo;
340 } smb_filename;
341
342 #include "fake_file.h"
343
344 struct fd_handle {
345 size_t ref_count;
346 int fd;
347 uint64_t position_information;
348 SMB_OFF_T pos;
349 uint32 private_options; /* NT Create options, but we only look at
350 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
351 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB (Except
352 * for print files *only*, where
353 * DELETE_ON_CLOSE is not stored in the share
354 * mode database.
355 */
356 unsigned long gen_id;
357 };
358
359 struct idle_event;
360 struct share_mode_entry;
361 struct uuid;
362 struct named_mutex;
363 struct pcap_cache;
364 struct wb_context;
365 struct rpc_cli_smbd_conn;
366
367 struct vfs_fsp_data {
368 struct vfs_fsp_data *next;
369 struct vfs_handle_struct *owner;
370 void (*destroy)(void *p_data);
371 void *_dummy_;
372 /* NOTE: This structure contains four pointers so that we can guarantee
373 * that the end of the structure is always both 4-byte and 8-byte aligned.
374 */
375 };
376
377 /* the basic packet size, assuming no words or bytes */
378 #define smb_size 39
379
380 struct notify_change {
381 uint32_t action;
382 const char *name;
383 };
384
385 struct notify_mid_map;
386 struct notify_entry;
387 struct notify_event;
388 struct notify_change_request;
389 struct sys_notify_backend;
390 struct sys_notify_context {
391 struct event_context *ev;
392 struct connection_struct *conn;
393 void *private_data; /* For use by the system backend */
394 };
395
396 struct notify_change_buf {
397 /*
398 * If no requests are pending, changes are queued here. Simple array,
399 * we only append.
400 */
401
402 /*
403 * num_changes == -1 means that we have got a catch-all change, when
404 * asked we just return NT_STATUS_OK without specific changes.
405 */
406 int num_changes;
407 struct notify_change *changes;
408
409 /*
410 * If no changes are around requests are queued here. Using a linked
411 * list, because we have to append at the end and delete from the top.
412 */
413 struct notify_change_request *requests;
414 };
415
416 typedef struct files_struct {
417 struct files_struct *next, *prev;
418 int fnum;
419 struct connection_struct *conn;
420 struct fd_handle *fh;
421 unsigned int num_smb_operations;
422 uint16 rap_print_jobid;
423 struct file_id file_id;
424 uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
425 mode_t mode;
426 uint16 file_pid;
427 uint16 vuid;
428 write_cache *wcp;
429 struct timeval open_time;
430 uint32 access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
431 uint32 share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
432
433 bool update_write_time_triggered;
434 struct timed_event *update_write_time_event;
435 bool update_write_time_on_close;
436 struct timespec close_write_time;
437 bool write_time_forced;
438
439 int oplock_type;
440 int sent_oplock_break;
441 struct timed_event *oplock_timeout;
442 struct lock_struct last_lock_failure;
443 int current_lock_count; /* Count the number of outstanding locks and pending locks. */
444
445 struct share_mode_entry *pending_break_messages;
446 int num_pending_break_messages;
447
448 bool can_lock;
449 bool can_read;
450 bool can_write;
451 bool print_file;
452 bool modified;
453 bool is_directory;
454 bool aio_write_behind;
455 bool lockdb_clean;
456 bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
457 bool posix_open;
458 char *fsp_name;
459
460 struct vfs_fsp_data *vfs_extension;
461 struct fake_file_handle *fake_file_handle;
462
463 struct notify_change_buf *notify;
464
465 struct files_struct *base_fsp; /* placeholder for delete on close */
466 } files_struct;
467
468 #include "ntquotas.h"
469 #include "sysquotas.h"
470
471 struct vuid_cache_entry {
472 struct auth_serversupplied_info *server_info;
473 uint16_t vuid;
474 bool read_only;
475 bool admin_user;
476 };
477
478 struct vuid_cache {
479 unsigned int next_entry;
480 struct vuid_cache_entry array[VUID_CACHE_SIZE];
481 };
482
483 typedef struct {
484 char *name;
485 bool is_wild;
486 } name_compare_entry;
487
488 struct trans_state {
489 struct trans_state *next, *prev;
490 uint16 vuid;
491 uint16 mid;
492
493 uint32 max_param_return;
494 uint32 max_data_return;
495 uint32 max_setup_return;
496
497 uint8 cmd; /* SMBtrans or SMBtrans2 */
498
499 char *name; /* for trans requests */
500 uint16 call; /* for trans2 and nttrans requests */
501
502 bool close_on_completion;
503 bool one_way;
504
505 unsigned int setup_count;
506 uint16 *setup;
507
508 size_t received_data;
509 size_t received_param;
510
511 size_t total_param;
512 char *param;
513
514 size_t total_data;
515 char *data;
516 };
517
518 /*
519 * Info about an alternate data stream
520 */
521
522 struct stream_struct {
523 SMB_OFF_T size;
524 SMB_OFF_T alloc_size;
525 char *name;
526 };
527
528 /* Include VFS stuff */
529
530 #include "smb_acls.h"
531 #include "vfs.h"
532
533 struct dfree_cached_info {
534 time_t last_dfree_time;
535 uint64_t dfree_ret;
536 uint64_t bsize;
537 uint64_t dfree;
538 uint64_t dsize;
539 };
540
541 struct dptr_struct;
542
543 struct share_params {
544 int service;
545 };
546
547 struct share_iterator {
548 int next_id;
549 };
550
551 typedef struct connection_struct {
552 struct connection_struct *next, *prev;
553 unsigned cnum; /* an index passed over the wire */
554 struct share_params *params;
555 bool force_user;
556 struct vuid_cache vuid_cache;
557 struct dptr_struct *dirptr;
558 bool printer;
559 bool ipc;
560 bool read_only; /* Attributes for the current user of the share. */
561 bool admin_user; /* Attributes for the current user of the share. */
562 char *dirpath;
563 char *connectpath;
564 char *origpath;
565
566 struct vfs_ops vfs; /* Filesystem operations */
567 struct vfs_ops vfs_opaque; /* OPAQUE Filesystem operations */
568 struct vfs_handle_struct *vfs_handles; /* for the new plugins */
569
570 /*
571 * This represents the user information on this connection. Depending
572 * on the vuid using this tid, this might change per SMB request.
573 */
574 struct auth_serversupplied_info *server_info;
575
576 /*
577 * If the "force group" parameter is set, this is the primary gid that
578 * may be used in the users token, depending on the vuid using this tid.
579 */
580 gid_t force_group_gid;
581
582 char client_address[INET6_ADDRSTRLEN]; /* String version of client IP address. */
583
584 uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
585
586 time_t lastused;
587 time_t lastused_count;
588 bool used;
589 int num_files_open;
590 unsigned int num_smb_operations; /* Count of smb operations on this tree. */
591 int encrypt_level;
592 bool encrypted_tid;
593
594 /* Semantics requested by the client or forced by the server config. */
595 bool case_sensitive;
596 bool case_preserve;
597 bool short_case_preserve;
598
599 /* Semantics provided by the underlying filesystem. */
600 int fs_capabilities;
601
602 name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
603 name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
604 name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
605 name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
606 struct dfree_cached_info *dfree_info;
607 struct trans_state *pending_trans;
608 struct notify_context *notify_ctx;
609 } connection_struct;
610
611 struct current_user {
612 connection_struct *conn;
613 uint16 vuid;
614 UNIX_USER_TOKEN ut;
615 NT_USER_TOKEN *nt_user_token;
616 };
617
618
619 struct smb_request {
620 uint8_t cmd;
621 uint16 flags2;
622 uint16 smbpid;
623 uint16 mid;
624 uint16 vuid;
625 uint16 tid;
626 uint8 wct;
627 uint16_t *vwv;
628 uint16_t buflen;
629 const uint8_t *buf;
630 const uint8 *inbuf;
631
632 /*
633 * Async handling in the main smb processing loop is directed by
634 * outbuf: reply_xxx routines indicate sync behaviour by putting their
635 * reply into "outbuf". If they leave it as NULL, they take of it
636 * themselves, possibly later.
637 *
638 * If async handling is wanted, the reply_xxx routine must make sure
639 * that it talloc_move()s the smb_req somewhere else.
640 */
641 uint8 *outbuf;
642
643 size_t unread_bytes;
644 bool encrypted;
645 connection_struct *conn;
646 struct smb_perfcount_data pcd;
647
648 /*
649 * Chained request handling
650 */
651 struct files_struct *chain_fsp;
652
653 /*
654 * Here we collect the outbufs from the chain handlers
655 */
656 uint8_t *chain_outbuf;
657
658 /*
659 * state information for async smb handling
660 */
661 void *async_priv;
662
663 bool done;
664 };
665
666 /* Defines for the sent_oplock_break field above. */
667 #define NO_BREAK_SENT 0
668 #define BREAK_TO_NONE_SENT 1
669 #define LEVEL_II_BREAK_SENT 2
670
671 typedef struct {
672 fstring smb_name; /* user name from the client */
673 fstring unix_name; /* unix user name of a validated user */
674 fstring domain; /* domain that the client specified */
675 } userdom_struct;
676
677 /* Extra fields above "LPQ_PRINTING" are used to map extra NT status codes. */
678
679 enum {LPQ_QUEUED=0,LPQ_PAUSED,LPQ_SPOOLING,LPQ_PRINTING,LPQ_ERROR,LPQ_DELETING,
680 LPQ_OFFLINE,LPQ_PAPEROUT,LPQ_PRINTED,LPQ_DELETED,LPQ_BLOCKED,LPQ_USER_INTERVENTION};
681
682 typedef struct _print_queue_struct {
683 int job; /* normally the UNIX jobid -- see note in
684 printing.c:traverse_fn_delete() */
685 int size;
686 int page_count;
687 int status;
688 int priority;
689 time_t time;
690 fstring fs_user;
691 fstring fs_file;
692 } print_queue_struct;
693
694 enum {LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR};
695
696 typedef struct {
697 fstring message;
698 int qcount;
699 int status;
700 } print_status_struct;
701
702 /* used for server information: client, nameserv and ipc */
703 struct server_info_struct {
704 fstring name;
705 uint32 type;
706 fstring comment;
707 fstring domain; /* used ONLY in ipc.c NOT namework.c */
708 bool server_added; /* used ONLY in ipc.c NOT namework.c */
709 };
710
711 /* used for network interfaces */
712 struct interface {
713 struct interface *next, *prev;
714 char *name;
715 int flags;
716 struct sockaddr_storage ip;
717 struct sockaddr_storage netmask;
718 struct sockaddr_storage bcast;
719 };
720
721 /* Internal message queue for deferred opens. */
722 struct pending_message_list {
723 struct pending_message_list *next, *prev;
724 struct timeval request_time; /* When was this first issued? */
725 struct timed_event *te;
726 struct smb_perfcount_data pcd;
727 bool encrypted;
728 bool processed;
729 DATA_BLOB buf;
730 DATA_BLOB private_data;
731 };
732
733 #define SHARE_MODE_FLAG_POSIX_OPEN 0x1
734
735 /* struct returned by get_share_modes */
736 struct share_mode_entry {
737 struct server_id pid;
738 uint16 op_mid;
739 uint16 op_type;
740 uint32 access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
741 uint32 share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
742 uint32 private_options; /* NT Create options, but we only look at
743 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
744 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB for
745 * smbstatus and swat */
746 struct timeval time;
747 struct file_id id;
748 unsigned long share_file_id;
749 uint32 uid; /* uid of file opener. */
750 uint16 flags; /* See SHARE_MODE_XX above. */
751 };
752
753 /* oplock break message definition - linearization of share_mode_entry.
754
755 Offset Data length.
756 0 struct server_id pid 4
757 4 uint16 op_mid 2
758 6 uint16 op_type 2
759 8 uint32 access_mask 4
760 12 uint32 share_access 4
761 16 uint32 private_options 4
762 20 uint32 time sec 4
763 24 uint32 time usec 4
764 28 uint64 dev 8 bytes
765 36 uint64 inode 8 bytes
766 44 uint64 extid 8 bytes
767 52 unsigned long file_id 4 bytes
768 56 uint32 uid 4 bytes
769 60 uint16 flags 2 bytes
770 62
771
772 */
773 #ifdef CLUSTER_SUPPORT
774 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 66
775 #else
776 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 62
777 #endif
778
779 struct share_mode_lock {
780 const char *servicepath; /* canonicalized. */
781 const char *filename;
782 struct file_id id;
783 int num_share_modes;
784 struct share_mode_entry *share_modes;
785 UNIX_USER_TOKEN *delete_token;
786 bool delete_on_close;
787 struct timespec old_write_time;
788 struct timespec changed_write_time;
789 bool fresh;
790 bool modified;
791 struct db_record *record;
792 };
793
794 /*
795 * Internal structure of locking.tdb share mode db.
796 * Used by locking.c and libsmbsharemodes.c
797 */
798
799 struct locking_data {
800 union {
801 struct {
802 int num_share_mode_entries;
803 bool delete_on_close;
804 struct timespec old_write_time;
805 struct timespec changed_write_time;
806 uint32 delete_token_size; /* Only valid if either of
807 the two previous fields
808 are True. */
809 } s;
810 struct share_mode_entry dummy; /* Needed for alignment. */
811 } u;
812 /* The following four entries are implicit
813 struct share_mode_entry modes[num_share_mode_entries];
814 char unix_token[delete_token_size] (divisible by 4).
815 char share_name[];
816 char file_name[];
817 */
818 };
819
820 /* Used to store pipe open records for NetFileEnum() */
821
822 struct pipe_open_rec {
823 struct server_id pid;
824 uid_t uid;
825 int pnum;
826 fstring name;
827 };
828
829
830 #define NT_HASH_LEN 16
831 #define LM_HASH_LEN 16
832
833 /* Password history contants. */
834 #define PW_HISTORY_SALT_LEN 16
835 #define SALTED_MD5_HASH_LEN 16
836 #define PW_HISTORY_ENTRY_LEN (PW_HISTORY_SALT_LEN+SALTED_MD5_HASH_LEN)
837 #define MAX_PW_HISTORY_LEN 24
838
839 /*
840 * Flags for account policy.
841 */
842 #define AP_MIN_PASSWORD_LEN 1
843 #define AP_PASSWORD_HISTORY 2
844 #define AP_USER_MUST_LOGON_TO_CHG_PASS 3
845 #define AP_MAX_PASSWORD_AGE 4
846 #define AP_MIN_PASSWORD_AGE 5
847 #define AP_LOCK_ACCOUNT_DURATION 6
848 #define AP_RESET_COUNT_TIME 7
849 #define AP_BAD_ATTEMPT_LOCKOUT 8
850 #define AP_TIME_TO_LOGOUT 9
851 #define AP_REFUSE_MACHINE_PW_CHANGE 10
852
853 /*
854 * Flags for local user manipulation.
855 */
856
857 #define LOCAL_ADD_USER 0x1
858 #define LOCAL_DELETE_USER 0x2
859 #define LOCAL_DISABLE_USER 0x4
860 #define LOCAL_ENABLE_USER 0x8
861 #define LOCAL_TRUST_ACCOUNT 0x10
862 #define LOCAL_SET_NO_PASSWORD 0x20
863 #define LOCAL_SET_PASSWORD 0x40
864 #define LOCAL_SET_LDAP_ADMIN_PW 0x80
865 #define LOCAL_INTERDOM_ACCOUNT 0x100
866 #define LOCAL_AM_ROOT 0x200 /* Act as root */
867
868 /* key and data in the connections database - used in smbstatus and smbd */
869 struct connections_key {
870 struct server_id pid;
871 int cnum;
872 fstring name;
873 };
874
875 struct connections_data {
876 int magic;
877 struct server_id pid;
878 int cnum;
879 uid_t uid;
880 gid_t gid;
881 char servicename[FSTRING_LEN];
882 char addr[24];
883 char machine[FSTRING_LEN];
884 time_t start;
885 uint32 bcast_msg_flags;
886 };
887
888
889 /* the following are used by loadparm for option lists */
890 typedef enum {
891 P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
892 P_STRING,P_USTRING,P_ENUM,P_SEP
893 } parm_type;
894
895 typedef enum {
896 P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
897 } parm_class;
898
899 struct enum_list {
900 int value;
901 const char *name;
902 };
903
904 struct parm_struct {
905 const char *label;
906 parm_type type;
907 parm_class p_class;
908 void *ptr;
909 bool (*special)(int snum, const char *, char **);
910 const struct enum_list *enum_list;
911 unsigned flags;
912 union {
913 bool bvalue;
914 int ivalue;
915 char *svalue;
916 char cvalue;
917 char **lvalue;
918 } def;
919 };
920
921 /* The following flags are used in SWAT */
922 #define FLAG_BASIC 0x0001 /* Display only in BASIC view */
923 #define FLAG_SHARE 0x0002 /* file sharing options */
924 #define FLAG_PRINT 0x0004 /* printing options */
925 #define FLAG_GLOBAL 0x0008 /* local options that should be globally settable in SWAT */
926 #define FLAG_WIZARD 0x0010 /* Parameters that the wizard will operate on */
927 #define FLAG_ADVANCED 0x0020 /* Parameters that will be visible in advanced view */
928 #define FLAG_DEVELOPER 0x0040 /* No longer used */
929 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
930 #define FLAG_HIDE 0x2000 /* options that should be hidden in SWAT */
931 #define FLAG_DOS_STRING 0x4000 /* convert from UNIX to DOS codepage when reading this string. */
932 #define FLAG_META 0x8000 /* A meta directive - not a real parameter */
933
934 struct bitmap {
935 uint32 *b;
936 unsigned int n;
937 };
938
939 /* offsets into message for common items */
940 #define smb_com 8
941 #define smb_rcls 9
942 #define smb_reh 10
943 #define smb_err 11
944 #define smb_flg 13
945 #define smb_flg2 14
946 #define smb_pidhigh 16
947 #define smb_ss_field 18
948 #define smb_tid 28
949 #define smb_pid 30
950 #define smb_uid 32
951 #define smb_mid 34
952 #define smb_wct 36
953 #define smb_vwv 37
954 #define smb_vwv0 37
955 #define smb_vwv1 39
956 #define smb_vwv2 41
957 #define smb_vwv3 43
958 #define smb_vwv4 45
959 #define smb_vwv5 47
960 #define smb_vwv6 49
961 #define smb_vwv7 51
962 #define smb_vwv8 53
963 #define smb_vwv9 55
964 #define smb_vwv10 57
965 #define smb_vwv11 59
966 #define smb_vwv12 61
967 #define smb_vwv13 63
968 #define smb_vwv14 65
969 #define smb_vwv15 67
970 #define smb_vwv16 69
971 #define smb_vwv17 71
972
973 /* flag defines. CIFS spec 3.1.1 */
974 #define FLAG_SUPPORT_LOCKREAD 0x01
975 #define FLAG_CLIENT_BUF_AVAIL 0x02
976 #define FLAG_RESERVED 0x04
977 #define FLAG_CASELESS_PATHNAMES 0x08
978 #define FLAG_CANONICAL_PATHNAMES 0x10
979 #define FLAG_REQUEST_OPLOCK 0x20
980 #define FLAG_REQUEST_BATCH_OPLOCK 0x40
981 #define FLAG_REPLY 0x80
982
983 /* the complete */
984 #define SMBmkdir 0x00 /* create directory */
985 #define SMBrmdir 0x01 /* delete directory */
986 #define SMBopen 0x02 /* open file */
987 #define SMBcreate 0x03 /* create file */
988 #define SMBclose 0x04 /* close file */
989 #define SMBflush 0x05 /* flush file */
990 #define SMBunlink 0x06 /* delete file */
991 #define SMBmv 0x07 /* rename file */
992 #define SMBgetatr 0x08 /* get file attributes */
993 #define SMBsetatr 0x09 /* set file attributes */
994 #define SMBread 0x0A /* read from file */
995 #define SMBwrite 0x0B /* write to file */
996 #define SMBlock 0x0C /* lock byte range */
997 #define SMBunlock 0x0D /* unlock byte range */
998 #define SMBctemp 0x0E /* create temporary file */
999 #define SMBmknew 0x0F /* make new file */
1000 #define SMBcheckpath 0x10 /* check directory path */
1001 #define SMBexit 0x11 /* process exit */
1002 #define SMBlseek 0x12 /* seek */
1003 #define SMBtcon 0x70 /* tree connect */
1004 #define SMBtconX 0x75 /* tree connect and X*/
1005 #define SMBtdis 0x71 /* tree disconnect */
1006 #define SMBnegprot 0x72 /* negotiate protocol */
1007 #define SMBdskattr 0x80 /* get disk attributes */
1008 #define SMBsearch 0x81 /* search directory */
1009 #define SMBsplopen 0xC0 /* open print spool file */
1010 #define SMBsplwr 0xC1 /* write to print spool file */
1011 #define SMBsplclose 0xC2 /* close print spool file */
1012 #define SMBsplretq 0xC3 /* return print queue */
1013 #define SMBsends 0xD0 /* send single block message */
1014 #define SMBsendb 0xD1 /* send broadcast message */
1015 #define SMBfwdname 0xD2 /* forward user name */
1016 #define SMBcancelf 0xD3 /* cancel forward */
1017 #define SMBgetmac 0xD4 /* get machine name */
1018 #define SMBsendstrt 0xD5 /* send start of multi-block message */
1019 #define SMBsendend 0xD6 /* send end of multi-block message */
1020 #define SMBsendtxt 0xD7 /* send text of multi-block message */
1021
1022 /* Core+ protocol */
1023 #define SMBlockread 0x13 /* Lock a range and read */
1024 #define SMBwriteunlock 0x14 /* Unlock a range then write */
1025 #define SMBreadbraw 0x1a /* read a block of data with no smb header */
1026 #define SMBwritebraw 0x1d /* write a block of data with no smb header */
1027 #define SMBwritec 0x20 /* secondary write request */
1028 #define SMBwriteclose 0x2c /* write a file then close it */
1029
1030 /* dos extended protocol */
1031 #define SMBreadBraw 0x1A /* read block raw */
1032 #define SMBreadBmpx 0x1B /* read block multiplexed */
1033 #define SMBreadBs 0x1C /* read block (secondary response) */
1034 #define SMBwriteBraw 0x1D /* write block raw */
1035 #define SMBwriteBmpx 0x1E /* write block multiplexed */
1036 #define SMBwriteBs 0x1F /* write block (secondary request) */
1037 #define SMBwriteC 0x20 /* write complete response */
1038 #define SMBsetattrE 0x22 /* set file attributes expanded */
1039 #define SMBgetattrE 0x23 /* get file attributes expanded */
1040 #define SMBlockingX 0x24 /* lock/unlock byte ranges and X */
1041 #define SMBtrans 0x25 /* transaction - name, bytes in/out */
1042 #define SMBtranss 0x26 /* transaction (secondary request/response) */
1043 #define SMBioctl 0x27 /* IOCTL */
1044 #define SMBioctls 0x28 /* IOCTL (secondary request/response) */
1045 #define SMBcopy 0x29 /* copy */
1046 #define SMBmove 0x2A /* move */
1047 #define SMBecho 0x2B /* echo */
1048 #define SMBopenX 0x2D /* open and X */
1049 #define SMBreadX 0x2E /* read and X */
1050 #define SMBwriteX 0x2F /* write and X */
1051 #define SMBsesssetupX 0x73 /* Session Set Up & X (including User Logon) */
1052 #define SMBffirst 0x82 /* find first */
1053 #define SMBfunique 0x83 /* find unique */
1054 #define SMBfclose 0x84 /* find close */
1055 #define SMBkeepalive 0x85 /* keepalive */
1056 #define SMBinvalid 0xFE /* invalid command */
1057
1058 /* Extended 2.0 protocol */
1059 #define SMBtrans2 0x32 /* TRANS2 protocol set */
1060 #define SMBtranss2 0x33 /* TRANS2 protocol set, secondary command */
1061 #define SMBfindclose 0x34 /* Terminate a TRANSACT2_FINDFIRST */
1062 #define SMBfindnclose 0x35 /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
1063 #define SMBulogoffX 0x74 /* user logoff */
1064
1065 /* NT SMB extensions. */
1066 #define SMBnttrans 0xA0 /* NT transact */
1067 #define SMBnttranss 0xA1 /* NT transact secondary */
1068 #define SMBntcreateX 0xA2 /* NT create and X */
1069 #define SMBntcancel 0xA4 /* NT cancel */
1070 #define SMBntrename 0xA5 /* NT rename */
1071
1072 /* These are the trans subcommands */
1073 #define TRANSACT_SETNAMEDPIPEHANDLESTATE 0x01
1074 #define TRANSACT_DCERPCCMD 0x26
1075 #define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53
1076
1077 /* These are the TRANS2 sub commands */
1078 #define TRANSACT2_OPEN 0x00
1079 #define TRANSACT2_FINDFIRST 0x01
1080 #define TRANSACT2_FINDNEXT 0x02
1081 #define TRANSACT2_QFSINFO 0x03
1082 #define TRANSACT2_SETFSINFO 0x04
1083 #define TRANSACT2_QPATHINFO 0x05
1084 #define TRANSACT2_SETPATHINFO 0x06
1085 #define TRANSACT2_QFILEINFO 0x07
1086 #define TRANSACT2_SETFILEINFO 0x08
1087 #define TRANSACT2_FSCTL 0x09
1088 #define TRANSACT2_IOCTL 0x0A
1089 #define TRANSACT2_FINDNOTIFYFIRST 0x0B
1090 #define TRANSACT2_FINDNOTIFYNEXT 0x0C
1091 #define TRANSACT2_MKDIR 0x0D
1092 #define TRANSACT2_SESSION_SETUP 0x0E
1093 #define TRANSACT2_GET_DFS_REFERRAL 0x10
1094 #define TRANSACT2_REPORT_DFS_INCONSISTANCY 0x11
1095
1096 /* These are the NT transact sub commands. */
1097 #define NT_TRANSACT_CREATE 1
1098 #define NT_TRANSACT_IOCTL 2
1099 #define NT_TRANSACT_SET_SECURITY_DESC 3
1100 #define NT_TRANSACT_NOTIFY_CHANGE 4
1101 #define NT_TRANSACT_RENAME 5
1102 #define NT_TRANSACT_QUERY_SECURITY_DESC 6
1103 #define NT_TRANSACT_GET_USER_QUOTA 7
1104 #define NT_TRANSACT_SET_USER_QUOTA 8
1105
1106 /* These are the NT transact_get_user_quota sub commands */
1107 #define TRANSACT_GET_USER_QUOTA_LIST_CONTINUE 0x0000
1108 #define TRANSACT_GET_USER_QUOTA_LIST_START 0x0100
1109 #define TRANSACT_GET_USER_QUOTA_FOR_SID 0x0101
1110
1111 /* Relevant IOCTL codes */
1112 #define IOCTL_QUERY_JOB_INFO 0x530060
1113
1114 /* these are the trans2 sub fields for primary requests */
1115 #define smb_tpscnt smb_vwv0
1116 #define smb_tdscnt smb_vwv1
1117 #define smb_mprcnt smb_vwv2
1118 #define smb_mdrcnt smb_vwv3
1119 #define smb_msrcnt smb_vwv4
1120 #define smb_flags smb_vwv5
1121 #define smb_timeout smb_vwv6
1122 #define smb_pscnt smb_vwv9
1123 #define smb_psoff smb_vwv10
1124 #define smb_dscnt smb_vwv11
1125 #define smb_dsoff smb_vwv12
1126 #define smb_suwcnt smb_vwv13
1127 #define smb_setup smb_vwv14
1128 #define smb_setup0 smb_setup
1129 #define smb_setup1 (smb_setup+2)
1130 #define smb_setup2 (smb_setup+4)
1131
1132 /* these are for the secondary requests */
1133 #define smb_spscnt smb_vwv2
1134 #define smb_spsoff smb_vwv3
1135 #define smb_spsdisp smb_vwv4
1136 #define smb_sdscnt smb_vwv5
1137 #define smb_sdsoff smb_vwv6
1138 #define smb_sdsdisp smb_vwv7
1139 #define smb_sfid smb_vwv8
1140
1141 /* and these for responses */
1142 #define smb_tprcnt smb_vwv0
1143 #define smb_tdrcnt smb_vwv1
1144 #define smb_prcnt smb_vwv3
1145 #define smb_proff smb_vwv4
1146 #define smb_prdisp smb_vwv5
1147 #define smb_drcnt smb_vwv6
1148 #define smb_droff smb_vwv7
1149 #define smb_drdisp smb_vwv8
1150
1151 /* these are for the NT trans primary request. */
1152 #define smb_nt_MaxSetupCount smb_vwv0
1153 #define smb_nt_Flags (smb_vwv0 + 1)
1154 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1155 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1156 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1157 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1158 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1159 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1160 #define smb_nt_DataCount (smb_vwv0 + 27)
1161 #define smb_nt_DataOffset (smb_vwv0 + 31)
1162 #define smb_nt_SetupCount (smb_vwv0 + 35)
1163 #define smb_nt_Function (smb_vwv0 + 36)
1164 #define smb_nt_SetupStart (smb_vwv0 + 38)
1165
1166 /* these are for the NT trans secondary request. */
1167 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1168 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1169 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1170 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1171 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1172 #define smb_nts_DataCount (smb_vwv0 + 23)
1173 #define smb_nts_DataOffset (smb_vwv0 + 27)
1174 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1175
1176 /* these are for the NT trans reply. */
1177 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1178 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1179 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1180 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1181 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1182 #define smb_ntr_DataCount (smb_vwv0 + 23)
1183 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1184 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1185
1186 /* these are for the NT create_and_X */
1187 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1188 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1189 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1190 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1191 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1192 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1193 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1194 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1195 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1196 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1197 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1198
1199 /* this is used on a TConX. I'm not sure the name is very helpful though */
1200 #define SMB_SUPPORT_SEARCH_BITS 0x0001
1201 #define SMB_SHARE_IN_DFS 0x0002
1202
1203 /* Named pipe write mode flags. Used in writeX calls. */
1204 #define PIPE_RAW_MODE 0x4
1205 #define PIPE_START_MESSAGE 0x8
1206
1207 /* File Specific access rights */
1208 #define FILE_READ_DATA 0x00000001
1209 #define FILE_WRITE_DATA 0x00000002
1210 #define FILE_APPEND_DATA 0x00000004
1211 #define FILE_READ_EA 0x00000008 /* File and directory */
1212 #define FILE_WRITE_EA 0x00000010 /* File and directory */
1213 #define FILE_EXECUTE 0x00000020
1214 #define FILE_DELETE_CHILD 0x00000040
1215 #define FILE_READ_ATTRIBUTES 0x00000080
1216 #define FILE_WRITE_ATTRIBUTES 0x00000100
1217
1218 #define FILE_ALL_ACCESS 0x000001FF
1219
1220 /* Directory specific access rights */
1221 #define FILE_LIST_DIRECTORY 0x00000001
1222 #define FILE_ADD_FILE 0x00000002
1223 #define FILE_ADD_SUBDIRECTORY 0x00000004
1224 #define FILE_TRAVERSE 0x00000020
1225 #define FILE_DELETE_CHILD 0x00000040
1226
1227 /* the desired access to use when opening a pipe */
1228 #define DESIRED_ACCESS_PIPE 0x2019f
1229
1230 /* Generic access masks & rights. */
1231 #define DELETE_ACCESS 0x00010000 /* (1L<<16) */
1232 #define READ_CONTROL_ACCESS 0x00020000 /* (1L<<17) */
1233 #define WRITE_DAC_ACCESS 0x00040000 /* (1L<<18) */
1234 #define WRITE_OWNER_ACCESS 0x00080000 /* (1L<<19) */
1235 #define SYNCHRONIZE_ACCESS 0x00100000 /* (1L<<20) */
1236
1237 #define SYSTEM_SECURITY_ACCESS 0x01000000 /* (1L<<24) */
1238 #define MAXIMUM_ALLOWED_ACCESS 0x02000000 /* (1L<<25) */
1239 #define GENERIC_ALL_ACCESS 0x10000000 /* (1<<28) */
1240 #define GENERIC_EXECUTE_ACCESS 0x20000000 /* (1<<29) */
1241 #define GENERIC_WRITE_ACCESS 0x40000000 /* (1<<30) */
1242 #define GENERIC_READ_ACCESS ((unsigned)0x80000000) /* (((unsigned)1)<<31) */
1243
1244 /* Mapping of generic access rights for files to specific rights. */
1245
1246 /* This maps to 0x1F01FF */
1247 #define FILE_GENERIC_ALL (STANDARD_RIGHTS_REQUIRED_ACCESS| SYNCHRONIZE_ACCESS|FILE_ALL_ACCESS)
1248
1249 /* This maps to 0x120089 */
1250 #define FILE_GENERIC_READ (STANDARD_RIGHTS_READ_ACCESS|FILE_READ_DATA|FILE_READ_ATTRIBUTES|\
1251 FILE_READ_EA|SYNCHRONIZE_ACCESS)
1252
1253 /* This maps to 0x120116 */
1254 #define FILE_GENERIC_WRITE (STD_RIGHT_READ_CONTROL_ACCESS|FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|\
1255 FILE_WRITE_EA|FILE_APPEND_DATA|SYNCHRONIZE_ACCESS)
1256
1257 #define FILE_GENERIC_EXECUTE (STANDARD_RIGHTS_EXECUTE_ACCESS|FILE_READ_ATTRIBUTES|\
1258 FILE_EXECUTE|SYNCHRONIZE_ACCESS)
1259
1260 /* Share specific rights. */
1261 #define SHARE_ALL_ACCESS FILE_GENERIC_ALL
1262 #define SHARE_READ_ONLY (FILE_GENERIC_READ|FILE_EXECUTE)
1263
1264 /* Mapping of access rights to UNIX perms. */
1265 #define UNIX_ACCESS_RWX FILE_GENERIC_ALL
1266 #define UNIX_ACCESS_R FILE_GENERIC_READ
1267 #define UNIX_ACCESS_W FILE_GENERIC_WRITE
1268 #define UNIX_ACCESS_X FILE_GENERIC_EXECUTE
1269
1270 /* Mapping of access rights to UNIX perms. for a UNIX directory. */
1271 #define UNIX_DIRECTORY_ACCESS_RWX FILE_GENERIC_ALL
1272 #define UNIX_DIRECTORY_ACCESS_R FILE_GENERIC_READ
1273 #define UNIX_DIRECTORY_ACCESS_W (FILE_GENERIC_WRITE|FILE_DELETE_CHILD)
1274 #define UNIX_DIRECTORY_ACCESS_X FILE_GENERIC_EXECUTE
1275
1276 #if 0
1277 /*
1278 * This is the old mapping we used to use. To get W2KSP2 profiles
1279 * working we need to map to the canonical file perms.
1280 */
1281 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1282 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1283 FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1284 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1285 FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1286 FILE_APPEND_DATA|FILE_WRITE_DATA)
1287 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1288 FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1289 #endif
1290
1291 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1292
1293 /* Flags field. */
1294 #define REQUEST_OPLOCK 2
1295 #define REQUEST_BATCH_OPLOCK 4
1296 #define OPEN_DIRECTORY 8
1297 #define EXTENDED_RESPONSE_REQUIRED 0x10
1298
1299 /* ShareAccess field. */
1300 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1301 #define FILE_SHARE_READ 1
1302 #define FILE_SHARE_WRITE 2
1303 #define FILE_SHARE_DELETE 4
1304
1305 /* FileAttributesField */
1306 #define FILE_ATTRIBUTE_READONLY 0x001L
1307 #define FILE_ATTRIBUTE_HIDDEN 0x002L
1308 #define FILE_ATTRIBUTE_SYSTEM 0x004L
1309 #define FILE_ATTRIBUTE_DIRECTORY 0x010L
1310 #define FILE_ATTRIBUTE_ARCHIVE 0x020L
1311 #define FILE_ATTRIBUTE_NORMAL 0x080L
1312 #define FILE_ATTRIBUTE_TEMPORARY 0x100L
1313 #define FILE_ATTRIBUTE_SPARSE 0x200L
1314 #define FILE_ATTRIBUTE_REPARSE_POINT 0x400L
1315 #define FILE_ATTRIBUTE_COMPRESSED 0x800L
1316 #define FILE_ATTRIBUTE_OFFLINE 0x1000L
1317 #define FILE_ATTRIBUTE_NONINDEXED 0x2000L
1318 #define FILE_ATTRIBUTE_ENCRYPTED 0x4000L
1319 #define SAMBA_ATTRIBUTES_MASK 0x7F
1320
1321 /* Flags - combined with attributes. */
1322 #define FILE_FLAG_WRITE_THROUGH 0x80000000L
1323 #define FILE_FLAG_NO_BUFFERING 0x20000000L
1324 #define FILE_FLAG_RANDOM_ACCESS 0x10000000L
1325 #define FILE_FLAG_SEQUENTIAL_SCAN 0x08000000L
1326 #define FILE_FLAG_DELETE_ON_CLOSE 0x04000000L
1327 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1328 #define FILE_FLAG_POSIX_SEMANTICS 0x01000000L
1329
1330 /* CreateDisposition field. */
1331 #define FILE_SUPERSEDE 0 /* File exists overwrite/supersede. File not exist create. */
1332 #define FILE_OPEN 1 /* File exists open. File not exist fail. */
1333 #define FILE_CREATE 2 /* File exists fail. File not exist create. */
1334 #define FILE_OPEN_IF 3 /* File exists open. File not exist create. */
1335 #define FILE_OVERWRITE 4 /* File exists overwrite. File not exist fail. */
1336 #define FILE_OVERWRITE_IF 5 /* File exists overwrite. File not exist create. */
1337
1338 /* CreateOptions field. */
1339 #define FILE_DIRECTORY_FILE 0x0001
1340 #define FILE_WRITE_THROUGH 0x0002
1341 #define FILE_SEQUENTIAL_ONLY 0x0004
1342 #define FILE_NON_DIRECTORY_FILE 0x0040
1343 #define FILE_NO_EA_KNOWLEDGE 0x0200
1344 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400
1345 #define FILE_RANDOM_ACCESS 0x0800
1346 #define FILE_DELETE_ON_CLOSE 0x1000
1347 #define FILE_OPEN_BY_FILE_ID 0x2000
1348
1349 #define NTCREATEX_OPTIONS_MUST_IGNORE_MASK (0x008F0480)
1350
1351 #define NTCREATEX_OPTIONS_INVALID_PARAM_MASK (0xFF100030)
1352
1353 /*
1354 * Private create options used by the ntcreatex processing code. From Samba4.
1355 * We reuse some ignored flags for private use.
1356 */
1357 #define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS 0x00010000
1358 #define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB 0x00020000
1359
1360 /* Private options for streams support */
1361 #define NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE 0x00040000
1362
1363 /* Responses when opening a file. */
1364 #define FILE_WAS_SUPERSEDED 0
1365 #define FILE_WAS_OPENED 1
1366 #define FILE_WAS_CREATED 2
1367 #define FILE_WAS_OVERWRITTEN 3
1368
1369 /* File type flags */
1370 #define FILE_TYPE_DISK 0
1371 #define FILE_TYPE_BYTE_MODE_PIPE 1
1372 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1373 #define FILE_TYPE_PRINTER 3
1374 #define FILE_TYPE_COMM_DEVICE 4
1375 #define FILE_TYPE_UNKNOWN 0xFFFF
1376
1377 /* Flag for NT transact rename call. */
1378 #define RENAME_REPLACE_IF_EXISTS 1
1379
1380 /* flags for SMBntrename call (from Samba4) */
1381 #define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
1382 #define RENAME_FLAG_HARD_LINK 0x103
1383 #define RENAME_FLAG_RENAME 0x104
1384 #define RENAME_FLAG_COPY 0x105
1385
1386 /* Filesystem Attributes. */
1387 #define FILE_CASE_SENSITIVE_SEARCH 0x00000001
1388 #define FILE_CASE_PRESERVED_NAMES 0x00000002
1389 #define FILE_UNICODE_ON_DISK 0x00000004
1390 /* According to cifs9f, this is 4, not 8 */
1391 /* Acconding to testing, this actually sets the security attribute! */
1392 #define FILE_PERSISTENT_ACLS 0x00000008
1393 #define FILE_FILE_COMPRESSION 0x00000010
1394 #define FILE_VOLUME_QUOTAS 0x00000020
1395 #define FILE_SUPPORTS_SPARSE_FILES 0x00000040
1396 #define FILE_SUPPORTS_REPARSE_POINTS 0x00000080
1397 #define FILE_SUPPORTS_REMOTE_STORAGE 0x00000100
1398 #define FS_LFN_APIS 0x00004000
1399 #define FILE_VOLUME_IS_COMPRESSED 0x00008000
1400 #define FILE_SUPPORTS_OBJECT_IDS 0x00010000
1401 #define FILE_SUPPORTS_ENCRYPTION 0x00020000
1402 #define FILE_NAMED_STREAMS 0x00040000
1403 #define FILE_READ_ONLY_VOLUME 0x00080000
1404
1405 /* ChangeNotify flags. */
1406 #define FILE_NOTIFY_CHANGE_FILE_NAME 0x001
1407 #define FILE_NOTIFY_CHANGE_DIR_NAME 0x002
1408 #define FILE_NOTIFY_CHANGE_ATTRIBUTES 0x004
1409 #define FILE_NOTIFY_CHANGE_SIZE 0x008
1410 #define FILE_NOTIFY_CHANGE_LAST_WRITE 0x010
1411 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1412 #define FILE_NOTIFY_CHANGE_CREATION 0x040
1413 #define FILE_NOTIFY_CHANGE_EA 0x080
1414 #define FILE_NOTIFY_CHANGE_SECURITY 0x100
1415 #define FILE_NOTIFY_CHANGE_STREAM_NAME 0x00000200
1416 #define FILE_NOTIFY_CHANGE_STREAM_SIZE 0x00000400
1417 #define FILE_NOTIFY_CHANGE_STREAM_WRITE 0x00000800
1418
1419 #define FILE_NOTIFY_CHANGE_NAME \
1420 (FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME)
1421
1422 /* change notify action results */
1423 #define NOTIFY_ACTION_ADDED 1
1424 #define NOTIFY_ACTION_REMOVED 2
1425 #define NOTIFY_ACTION_MODIFIED 3
1426 #define NOTIFY_ACTION_OLD_NAME 4
1427 #define NOTIFY_ACTION_NEW_NAME 5
1428 #define NOTIFY_ACTION_ADDED_STREAM 6
1429 #define NOTIFY_ACTION_REMOVED_STREAM 7
1430 #define NOTIFY_ACTION_MODIFIED_STREAM 8
1431
1432
1433 /* where to find the base of the SMB packet proper */
1434 #define smb_base(buf) (((char *)(buf))+4)
1435
1436 /* we don't allow server strings to be longer than 48 characters as
1437 otherwise NT will not honour the announce packets */
1438 #define MAX_SERVER_STRING_LENGTH 48
1439
1440
1441 #define SMB_SUCCESS 0 /* The request was successful. */
1442
1443 #ifdef WITH_DFS
1444 void dfs_unlogin(void);
1445 extern int dcelogin_atmost_once;
1446 #endif
1447
1448 #ifdef NOSTRDUP
1449 char *strdup(char *s);
1450 #endif
1451
1452 #ifndef SIGNAL_CAST
1453 #define SIGNAL_CAST (RETSIGTYPE (*)(int))
1454 #endif
1455
1456 #ifndef SELECT_CAST
1457 #define SELECT_CAST
1458 #endif
1459
1460 /* This was set by JHT in liaison with Jeremy Allison early 1997
1461 * History:
1462 * Version 4.0 - never made public
1463 * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
1464 * - Reappeared in 1.9.16p11 with fixed smbd services
1465 * Version 4.20 - To indicate that nmbd and browsing now works better
1466 * Version 4.50 - Set at release of samba-2.2.0 by JHT
1467 *
1468 * Note: In the presence of NT4.X do not set above 4.9
1469 * Setting this above 4.9 can have undesired side-effects.
1470 * This may change again in Samba-3.0 after further testing. JHT
1471 */
1472
1473 #define DEFAULT_MAJOR_VERSION 0x04
1474 #define DEFAULT_MINOR_VERSION 0x09
1475
1476 /* Browser Election Values */
1477 #define BROWSER_ELECTION_VERSION 0x010f
1478 #define BROWSER_CONSTANT 0xaa55
1479
1480 /* Sercurity mode bits. */
1481 #define NEGOTIATE_SECURITY_USER_LEVEL 0x01
1482 #define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE 0x02
1483 #define NEGOTIATE_SECURITY_SIGNATURES_ENABLED 0x04
1484 #define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED 0x08
1485
1486 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1487
1488 #define FLAGS2_LONG_PATH_COMPONENTS 0x0001
1489 #define FLAGS2_EXTENDED_ATTRIBUTES 0x0002
1490 #define FLAGS2_SMB_SECURITY_SIGNATURES 0x0004
1491 #define FLAGS2_UNKNOWN_BIT4 0x0010
1492 #define FLAGS2_IS_LONG_NAME 0x0040
1493 #define FLAGS2_EXTENDED_SECURITY 0x0800
1494 #define FLAGS2_DFS_PATHNAMES 0x1000
1495 #define FLAGS2_READ_PERMIT_EXECUTE 0x2000
1496 #define FLAGS2_32_BIT_ERROR_CODES 0x4000
1497 #define FLAGS2_UNICODE_STRINGS 0x8000
1498
1499 #define FLAGS2_WIN2K_SIGNATURE 0xC852 /* Hack alert ! For now... JRA. */
1500
1501 /* TCONX Flag (smb_vwv2). */
1502 #define TCONX_FLAG_EXTENDED_RESPONSE 0x8
1503
1504 /* Capabilities. see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1505
1506 #define CAP_RAW_MODE 0x0001
1507 #define CAP_MPX_MODE 0x0002
1508 #define CAP_UNICODE 0x0004
1509 #define CAP_LARGE_FILES 0x0008
1510 #define CAP_NT_SMBS 0x0010
1511 #define CAP_RPC_REMOTE_APIS 0x0020
1512 #define CAP_STATUS32 0x0040
1513 #define CAP_LEVEL_II_OPLOCKS 0x0080
1514 #define CAP_LOCK_AND_READ 0x0100
1515 #define CAP_NT_FIND 0x0200
1516 #define CAP_DFS 0x1000
1517 #define CAP_W2K_SMBS 0x2000
1518 #define CAP_LARGE_READX 0x4000
1519 #define CAP_LARGE_WRITEX 0x8000
1520 #define CAP_UNIX 0x800000 /* Capabilities for UNIX extensions. Created by HP. */
1521 #define CAP_EXTENDED_SECURITY 0x80000000
1522
1523 /* protocol types. It assumes that higher protocols include lower protocols
1524 as subsets */
1525 enum protocol_types {PROTOCOL_NONE,PROTOCOL_CORE,PROTOCOL_COREPLUS,PROTOCOL_LANMAN1,PROTOCOL_LANMAN2,PROTOCOL_NT1};
1526
1527 /* security levels */
1528 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN,SEC_ADS};
1529
1530 /* server roles */
1531 enum server_types {
1532 ROLE_STANDALONE,
1533 ROLE_DOMAIN_MEMBER,
1534 ROLE_DOMAIN_BDC,
1535 ROLE_DOMAIN_PDC
1536 };
1537
1538 /* printing types */
1539 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
1540 PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
1541 PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
1542 #if defined(DEVELOPER) || defined(ENABLE_BUILD_FARM_HACKS)
1543 ,PRINT_TEST,PRINT_VLP
1544 #endif /* DEVELOPER */
1545 };
1546
1547 /* LDAP schema types */
1548 enum schema_types {SCHEMA_COMPAT, SCHEMA_AD, SCHEMA_SAMBA};
1549
1550 /* LDAP SSL options */
1551 enum ldap_ssl_types {LDAP_SSL_OFF, LDAP_SSL_START_TLS};
1552
1553 /* LDAP PASSWD SYNC methods */
1554 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
1555
1556 /* Remote architectures we know about. */
1557 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT,
1558 RA_WIN2K, RA_WINXP, RA_WIN2K3, RA_VISTA,
1559 RA_SAMBA, RA_CIFSFS, RA_WINXP64};
1560
1561 /* case handling */
1562 enum case_handling {CASE_LOWER,CASE_UPPER};
1563
1564 /* ACL compatibility */
1565 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
1566 /*
1567 * Global value meaing that the smb_uid field should be
1568 * ingored (in share level security and protocol level == CORE)
1569 */
1570
1571 #define UID_FIELD_INVALID 0
1572 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1573
1574 /*
1575 * Size of buffer to use when moving files across filesystems.
1576 */
1577 #define COPYBUF_SIZE (8*1024)
1578
1579 /*
1580 * Map the Core and Extended Oplock requesst bits down
1581 * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1582 */
1583
1584 /*
1585 * Core protocol.
1586 */
1587 #define CORE_OPLOCK_REQUEST(inbuf) \
1588 ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1589
1590 /*
1591 * Extended protocol.
1592 */
1593 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1594
1595 /* Lock types. */
1596 #define LOCKING_ANDX_SHARED_LOCK 0x1
1597 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1598 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1599 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1600 #define LOCKING_ANDX_LARGE_FILES 0x10
1601
1602 /*
1603 * Bits we test with.
1604 * Note these must fit into 16-bits.
1605 */
1606
1607 #define NO_OPLOCK 0x0
1608 #define EXCLUSIVE_OPLOCK 0x1
1609 #define BATCH_OPLOCK 0x2
1610 #define LEVEL_II_OPLOCK 0x4
1611
1612 /* The following are Samba-private. */
1613 #define INTERNAL_OPEN_ONLY 0x8
1614 #define FAKE_LEVEL_II_OPLOCK 0x10 /* Client requested no_oplock, but we have to
1615 * inform potential level2 holders on
1616 * write. */
1617 #define DEFERRED_OPEN_ENTRY 0x20
1618 #define UNUSED_SHARE_MODE_ENTRY 0x40
1619 #define FORCE_OPLOCK_BREAK_TO_NONE 0x80
1620
1621 /* None of the following should ever appear in fsp->oplock_request. */
1622 #define SAMBA_PRIVATE_OPLOCK_MASK (INTERNAL_OPEN_ONLY|DEFERRED_OPEN_ENTRY|UNUSED_SHARE_MODE_ENTRY|FORCE_OPLOCK_BREAK_TO_NONE)
1623
1624 #define EXCLUSIVE_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)EXCLUSIVE_OPLOCK|(unsigned int)BATCH_OPLOCK))
1625 #define BATCH_OPLOCK_TYPE(lck) ((lck) & (unsigned int)BATCH_OPLOCK)
1626 #define LEVEL_II_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)LEVEL_II_OPLOCK|(unsigned int)FAKE_LEVEL_II_OPLOCK))
1627
1628 /* kernel_oplock_message definition.
1629
1630 struct kernel_oplock_message {
1631 uint64_t dev;
1632 uint64_t inode;
1633 unit64_t extid;
1634 unsigned long file_id;
1635 };
1636
1637 Offset Data length.
1638 0 uint64_t dev 8 bytes
1639 8 uint64_t inode 8 bytes
1640 16 uint64_t extid 8 bytes
1641 24 unsigned long file_id 4 bytes
1642 28
1643
1644 */
1645 #define MSG_SMB_KERNEL_BREAK_SIZE 28
1646
1647 /* file_renamed_message definition.
1648
1649 struct file_renamed_message {
1650 uint64_t dev;
1651 uint64_t inode;
1652 char names[1]; A variable area containing sharepath and filename.
1653 };
1654
1655 Offset Data length.
1656 0 uint64_t dev 8 bytes
1657 8 uint64_t inode 8 bytes
1658 16 unit64_t extid 8 bytes
1659 24 char [] name zero terminated namelen bytes
1660 minimum length == 24.
1661
1662 */
1663
1664 #define MSG_FILE_RENAMED_MIN_SIZE 24
1665
1666 /*
1667 * On the wire return values for oplock types.
1668 */
1669
1670 #define CORE_OPLOCK_GRANTED (1<<5)
1671 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1672
1673 #define NO_OPLOCK_RETURN 0
1674 #define EXCLUSIVE_OPLOCK_RETURN 1
1675 #define BATCH_OPLOCK_RETURN 2
1676 #define LEVEL_II_OPLOCK_RETURN 3
1677
1678 /* Oplock levels */
1679 #define OPLOCKLEVEL_NONE 0
1680 #define OPLOCKLEVEL_II 1
1681
1682 /*
1683 * Capabilities abstracted for different systems.
1684 */
1685
1686 enum smbd_capability {
1687 KERNEL_OPLOCK_CAPABILITY,
1688 DMAPI_ACCESS_CAPABILITY,
1689 LEASE_CAPABILITY
1690 };
1691
1692 /*
1693 * Kernel oplocks capability flags.
1694 */
1695
1696 /* Level 2 oplocks are supported natively by kernel oplocks. */
1697 #define KOPLOCKS_LEVEL2_SUPPORTED 0x1
1698
1699 /* The kernel notifies deferred openers when they can retry the open. */
1700 #define KOPLOCKS_DEFERRED_OPEN_NOTIFICATION 0x2
1701
1702 /* The kernel notifies smbds when an oplock break times out. */
1703 #define KOPLOCKS_TIMEOUT_NOTIFICATION 0x4
1704
1705 /* The kernel notifies smbds when an oplock is broken. */
1706 #define KOPLOCKS_OPLOCK_BROKEN_NOTIFICATION 0x8
1707
1708 struct kernel_oplocks_ops;
1709 struct kernel_oplocks {
1710 const struct kernel_oplocks_ops *ops;
1711 uint32_t flags;
1712 void *private_data;
1713 };
1714
1715 enum level2_contention_type {
1716 LEVEL2_CONTEND_ALLOC_SHRINK,
1717 LEVEL2_CONTEND_ALLOC_GROW,
1718 LEVEL2_CONTEND_SET_FILE_LEN,
1719 LEVEL2_CONTEND_FILL_SPARSE,
1720 LEVEL2_CONTEND_WRITE,
1721 LEVEL2_CONTEND_WINDOWS_BRL,
1722 LEVEL2_CONTEND_POSIX_BRL
1723 };
1724
1725 /* if a kernel does support oplocks then a structure of the following
1726 typee is used to describe how to interact with the kernel */
1727 struct kernel_oplocks_ops {
1728 bool (*set_oplock)(struct kernel_oplocks *ctx,
1729 files_struct *fsp, int oplock_type);
1730 void (*release_oplock)(struct kernel_oplocks *ctx,
1731 files_struct *fsp, int oplock_type);
1732 void (*contend_level2_oplocks_begin)(files_struct *fsp,
1733 enum level2_contention_type type);
1734 void (*contend_level2_oplocks_end)(files_struct *fsp,
1735 enum level2_contention_type type);
1736 };
1737
1738 #include "smb_macros.h"
1739
1740 #define MAX_NETBIOSNAME_LEN 16
1741 /* DOS character, NetBIOS namestring. Type used on the wire. */
1742 typedef char nstring[MAX_NETBIOSNAME_LEN];
1743 /* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */
1744 typedef char unstring[MAX_NETBIOSNAME_LEN*4];
1745
1746 /* A netbios name structure. */
1747 struct nmb_name {
1748 nstring name;
1749 char scope[64];
1750 unsigned int name_type;
1751 };
1752
1753 /* A netbios node status array element. */
1754 typedef struct node_status_ {
1755 nstring name;
1756 unsigned char type;
1757 unsigned char flags;
1758 } NODE_STATUS_STRUCT;
1759
1760 /* The extra info from a NetBIOS node status query */
1761 struct node_status_extra {
1762 unsigned char mac_addr[6];
1763 /* There really is more here ... */
1764 };
1765
1766 /* For split krb5 SPNEGO blobs. */
1767 struct pending_auth_data {
1768 struct pending_auth_data *prev, *next;
1769 uint16 vuid; /* Tag for this entry. */
1770 uint16 smbpid; /* Alternate tag for this entry. */
1771 size_t needed_len;
1772 DATA_BLOB partial_data;
1773 };
1774
1775 typedef struct user_struct {
1776 struct user_struct *next, *prev;
1777 uint16 vuid; /* Tag for this entry. */
1778
1779 char *session_keystr; /* used by utmp and pam session code.
1780 TDB key string */
1781 int homes_snum;
1782
1783 struct auth_serversupplied_info *server_info;
1784
1785 struct auth_ntlmssp_state *auth_ntlmssp_state;
1786 } user_struct;
1787
1788 struct unix_error_map {
1789 int unix_error;
1790 int dos_class;
1791 int dos_code;
1792 NTSTATUS nt_error;
1793 };
1794
1795 /*
1796 * Size of new password account encoding string. This is enough space to
1797 * hold 11 ACB characters, plus the surrounding [] and a terminating null.
1798 * Do not change unless you are adding new ACB bits!
1799 */
1800
1801 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1802
1803 /*
1804 Do you want session setups at user level security with a invalid
1805 password to be rejected or allowed in as guest? WinNT rejects them
1806 but it can be a pain as it means "net view" needs to use a password
1807
1808 You have 3 choices in the setting of map_to_guest:
1809
1810 "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1811 are rejected. This is the default.
1812
1813 "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1814 are rejected, unless the username does not exist, in which case it
1815 is treated as a guest login
1816
1817 "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1818 are treated as a guest login
1819
1820 Note that map_to_guest only has an effect in user or server
1821 level security.
1822 */
1823
1824 #define NEVER_MAP_TO_GUEST 0
1825 #define MAP_TO_GUEST_ON_BAD_USER 1
1826 #define MAP_TO_GUEST_ON_BAD_PASSWORD 2
1827 #define MAP_TO_GUEST_ON_BAD_UID 3
1828
1829 #define SAFE_NETBIOS_CHARS ". -_"
1830
1831 /* The maximum length of a trust account password.
1832 Used when we randomly create it, 15 char passwords
1833 exceed NT4's max password length */
1834
1835 #define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14
1836
1837 #include "popt_common.h"
1838
1839 #define PORT_NONE 0
1840 #ifndef LDAP_PORT
1841 #define LDAP_PORT 389
1842 #endif
1843 #define LDAP_GC_PORT 3268
1844
1845 /* used by the IP comparison function */
1846 struct ip_service {
1847 struct sockaddr_storage ss;
1848 unsigned port;
1849 };
1850
1851 /* Special name type used to cause a _kerberos DNS lookup. */
1852 #define KDC_NAME_TYPE 0xDCDC
1853
1854 /* Used by the SMB signing functions. */
1855
1856 typedef struct smb_sign_info {
1857 void (*sign_outgoing_message)(char *outbuf, struct smb_sign_info *si);
1858 bool (*check_incoming_message)(const char *inbuf, struct smb_sign_info *si, bool must_be_ok);
1859 void (*free_signing_context)(struct smb_sign_info *si);
1860 void *signing_context;
1861
1862 bool negotiated_smb_signing;
1863 bool allow_smb_signing;
1864 bool doing_signing;
1865 bool mandatory_signing;
1866 bool seen_valid; /* Have I ever seen a validly signed packet? */
1867 } smb_sign_info;
1868
1869 struct ea_struct {
1870 uint8 flags;
1871 char *name;
1872 DATA_BLOB value;
1873 };
1874
1875 struct ea_list {
1876 struct ea_list *next, *prev;
1877 struct ea_struct ea;
1878 };
1879
1880 /* EA names used internally in Samba. KEEP UP TO DATE with prohibited_ea_names in trans2.c !. */
1881 #define SAMBA_POSIX_INHERITANCE_EA_NAME "user.SAMBA_PAI"
1882 /* EA to use for DOS attributes */
1883 #define SAMBA_XATTR_DOS_ATTRIB "user.DOSATTRIB"
1884 /* Prefix for DosStreams in the vfs_streams_xattr module */
1885 #define SAMBA_XATTR_DOSSTREAM_PREFIX "user.DosStream."
1886
1887 #define UUID_SIZE 16
1888
1889 #define UUID_FLAT_SIZE 16
1890 typedef struct uuid_flat {
1891 uint8 info[UUID_FLAT_SIZE];
1892 } UUID_FLAT;
1893
1894 /* map readonly options */
1895 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
1896
1897 /* usershare error codes. */
1898 enum usershare_err {
1899 USERSHARE_OK=0,
1900 USERSHARE_MALFORMED_FILE,
1901 USERSHARE_BAD_VERSION,
1902 USERSHARE_MALFORMED_PATH,
1903 USERSHARE_MALFORMED_COMMENT_DEF,
1904 USERSHARE_MALFORMED_ACL_DEF,
1905 USERSHARE_ACL_ERR,
1906 USERSHARE_PATH_NOT_ABSOLUTE,
1907 USERSHARE_PATH_IS_DENIED,
1908 USERSHARE_PATH_NOT_ALLOWED,
1909 USERSHARE_PATH_NOT_DIRECTORY,
1910 USERSHARE_POSIX_ERR
1911 };
1912
1913 /* Different reasons for closing a file. */
1914 enum file_close_type {NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE};
1915
1916 /* Used in SMB_FS_OBJECTID_INFORMATION requests. Must be exactly 48 bytes. */
1917 #define SAMBA_EXTENDED_INFO_MAGIC 0x536d4261 /* "SmBa" */
1918 #define SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH 28
1919 struct smb_extended_info {
1920 uint32 samba_magic; /* Always SAMBA_EXTRA_INFO_MAGIC */
1921 uint32 samba_version; /* Major/Minor/Release/Revision */
1922 uint32 samba_subversion; /* Prerelease/RC/Vendor patch */
1923 NTTIME samba_gitcommitdate;
1924 char samba_version_string[SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH];
1925 };
1926
1927 /*
1928 * create_file_flags
1929 */
1930 #define CFF_DOS_PATH 0x00000001
1931
1932 /* time info */
1933 struct smb_file_time {
1934 struct timespec mtime;
1935 struct timespec atime;
1936 struct timespec create_time;
1937 };
1938
1939 #endif /* _SMB_H */
Samba GIT mirror