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Fix for CVE-2009-2906.
[Samba.git] / source / include / smb.h
blob960984f19e8a53cde90fa4558da8f3b02e75c618
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 "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 typedef uint16 smb_ucs2_t;
153
154 #ifdef WORDS_BIGENDIAN
155 #define UCS2_SHIFT 8
156 #else
157 #define UCS2_SHIFT 0
158 #endif
159
160 /* turn a 7 bit character into a ucs2 character */
161 #define UCS2_CHAR(c) ((c) << UCS2_SHIFT)
162
163 /* return an ascii version of a ucs2 character */
164 #define UCS2_TO_CHAR(c) (((c) >> UCS2_SHIFT) & 0xff)
165
166 /* Copy into a smb_ucs2_t from a possibly unaligned buffer. Return the copied smb_ucs2_t */
167 #define COPY_UCS2_CHAR(dest,src) (((unsigned char *)(dest))[0] = ((unsigned char *)(src))[0],\
168 ((unsigned char *)(dest))[1] = ((unsigned char *)(src))[1], (dest))
169
170 /* Large data type for manipulating uint32 unicode codepoints */
171 typedef uint32 codepoint_t;
172 #define INVALID_CODEPOINT ((codepoint_t)-1)
173
174 /* pipe string names */
175 #define PIPE_LANMAN "\\PIPE\\LANMAN"
176 #define PIPE_SRVSVC "\\PIPE\\srvsvc"
177 #define PIPE_SAMR "\\PIPE\\samr"
178 #define PIPE_WINREG "\\PIPE\\winreg"
179 #define PIPE_WKSSVC "\\PIPE\\wkssvc"
180 #define PIPE_NETLOGON "\\PIPE\\NETLOGON"
181 #define PIPE_NTLSA "\\PIPE\\ntlsa"
182 #define PIPE_NTSVCS "\\PIPE\\ntsvcs"
183 #define PIPE_LSASS "\\PIPE\\lsass"
184 #define PIPE_LSARPC "\\PIPE\\lsarpc"
185 #define PIPE_SPOOLSS "\\PIPE\\spoolss"
186 #define PIPE_NETDFS "\\PIPE\\netdfs"
187 #define PIPE_ECHO "\\PIPE\\rpcecho"
188 #define PIPE_SHUTDOWN "\\PIPE\\initshutdown"
189 #define PIPE_EPM "\\PIPE\\epmapper"
190 #define PIPE_SVCCTL "\\PIPE\\svcctl"
191 #define PIPE_EVENTLOG "\\PIPE\\eventlog"
192
193 #define PIPE_NETLOGON_PLAIN "\\NETLOGON"
194
195 #define PI_LSARPC 0
196 #define PI_DSSETUP 1
197 #define PI_SAMR 2
198 #define PI_NETLOGON 3
199 #define PI_SRVSVC 4
200 #define PI_WKSSVC 5
201 #define PI_WINREG 6
202 #define PI_SPOOLSS 7
203 #define PI_NETDFS 8
204 #define PI_RPCECHO 9
205 #define PI_INITSHUTDOWN 10
206 #define PI_SVCCTL 11
207 #define PI_EVENTLOG 12
208 #define PI_NTSVCS 13
209 #define PI_MAX_PIPES 14
210
211 /* 64 bit time (100usec) since ????? - cifs6.txt, section 3.5, page 30 */
212 typedef uint64_t NTTIME;
213
214 #define MAX_HOURS_LEN 32
215
216 #ifndef MAXSUBAUTHS
217 #define MAXSUBAUTHS 15 /* max sub authorities in a SID */
218 #endif
219
220 #define SID_MAX_SIZE ((size_t)(8+(MAXSUBAUTHS*4)))
221
222 #define LOOKUP_NAME_NONE 0x00000000
223 #define LOOKUP_NAME_ISOLATED 0x00000001 /* Look up unqualified names */
224 #define LOOKUP_NAME_REMOTE 0x00000002 /* Ask others */
225 #define LOOKUP_NAME_GROUP 0x00000004 /* (unused) This is a NASTY hack for
226 valid users = @foo where foo also
227 exists in as user. */
228 #define LOOKUP_NAME_EXPLICIT 0x00000008 /* Only include
229 explicitly mapped names and not
230 the Unix {User,Group} domain */
231 #define LOOKUP_NAME_BUILTIN 0x00000010 /* builtin names */
232 #define LOOKUP_NAME_WKN 0x00000020 /* well known names */
233 #define LOOKUP_NAME_DOMAIN 0x00000040 /* only lookup own domain */
234 #define LOOKUP_NAME_LOCAL (LOOKUP_NAME_ISOLATED\
235 |LOOKUP_NAME_BUILTIN\
236 |LOOKUP_NAME_WKN\
237 |LOOKUP_NAME_DOMAIN)
238 #define LOOKUP_NAME_ALL (LOOKUP_NAME_ISOLATED\
239 |LOOKUP_NAME_REMOTE\
240 |LOOKUP_NAME_BUILTIN\
241 |LOOKUP_NAME_WKN\
242 |LOOKUP_NAME_DOMAIN)
243
244 /**
245 * @brief Security Identifier
246 *
247 * @sa http://msdn.microsoft.com/library/default.asp?url=/library/en-us/security/accctrl_38yn.asp
248 **/
249 typedef struct dom_sid {
250 uint8 sid_rev_num; /**< SID revision number */
251 uint8 num_auths; /**< Number of sub-authorities */
252 uint8 id_auth[6]; /**< Identifier Authority */
253 /*
254 * Pointer to sub-authorities.
255 *
256 * @note The values in these uint32's are in *native* byteorder, not
257 * neccessarily little-endian...... JRA.
258 */
259 uint32 sub_auths[MAXSUBAUTHS];
260 } DOM_SID;
261
262 enum id_mapping {
263 ID_UNKNOWN = 0,
264 ID_MAPPED,
265 ID_UNMAPPED,
266 ID_EXPIRED
267 };
268
269 enum id_type {
270 ID_TYPE_NOT_SPECIFIED = 0,
271 ID_TYPE_UID,
272 ID_TYPE_GID
273 };
274
275 struct unixid {
276 uint32_t id;
277 enum id_type type;
278 };
279
280 struct id_map {
281 DOM_SID *sid;
282 struct unixid xid;
283 enum id_mapping status;
284 };
285
286 /* used to hold an arbitrary blob of data */
287 typedef struct data_blob {
288 uint8 *data;
289 size_t length;
290 void (*free)(struct data_blob *data_blob);
291 } DATA_BLOB;
292
293 extern const DATA_BLOB data_blob_null;
294
295 #include "librpc/gen_ndr/misc.h"
296 #include "librpc/gen_ndr/security.h"
297 #include "librpc/ndr/libndr.h"
298 #include "librpc/gen_ndr/lsa.h"
299 #include "librpc/gen_ndr/dfs.h"
300 #include "librpc/gen_ndr/winreg.h"
301 #include "librpc/gen_ndr/initshutdown.h"
302 #include "librpc/gen_ndr/eventlog.h"
303 #include "librpc/gen_ndr/srvsvc.h"
304 #include "librpc/gen_ndr/wkssvc.h"
305 #include "librpc/gen_ndr/echo.h"
306 #include "librpc/gen_ndr/svcctl.h"
307 #include "librpc/gen_ndr/netlogon.h"
308 #include "librpc/gen_ndr/samr.h"
309 #include "librpc/gen_ndr/dssetup.h"
310 #include "librpc/gen_ndr/libnet_join.h"
311 #include "librpc/gen_ndr/krb5pac.h"
312 #include "librpc/gen_ndr/ntsvcs.h"
313 #include "librpc/gen_ndr/nbt.h"
314
315 struct lsa_dom_info {
316 bool valid;
317 DOM_SID sid;
318 const char *name;
319 int num_idxs;
320 int *idxs;
321 };
322
323 struct lsa_name_info {
324 uint32 rid;
325 enum lsa_SidType type;
326 const char *name;
327 int dom_idx;
328 };
329
330 /* Some well-known SIDs */
331 extern const DOM_SID global_sid_World_Domain;
332 extern const DOM_SID global_sid_World;
333 extern const DOM_SID global_sid_Creator_Owner_Domain;
334 extern const DOM_SID global_sid_NT_Authority;
335 extern const DOM_SID global_sid_System;
336 extern const DOM_SID global_sid_NULL;
337 extern const DOM_SID global_sid_Authenticated_Users;
338 extern const DOM_SID global_sid_Network;
339 extern const DOM_SID global_sid_Creator_Owner;
340 extern const DOM_SID global_sid_Creator_Group;
341 extern const DOM_SID global_sid_Anonymous;
342 extern const DOM_SID global_sid_Builtin;
343 extern const DOM_SID global_sid_Builtin_Administrators;
344 extern const DOM_SID global_sid_Builtin_Users;
345 extern const DOM_SID global_sid_Builtin_Guests;
346 extern const DOM_SID global_sid_Builtin_Power_Users;
347 extern const DOM_SID global_sid_Builtin_Account_Operators;
348 extern const DOM_SID global_sid_Builtin_Server_Operators;
349 extern const DOM_SID global_sid_Builtin_Print_Operators;
350 extern const DOM_SID global_sid_Builtin_Backup_Operators;
351 extern const DOM_SID global_sid_Builtin_Replicator;
352 extern const DOM_SID global_sid_Builtin_PreWin2kAccess;
353 extern const DOM_SID global_sid_Unix_Users;
354 extern const DOM_SID global_sid_Unix_Groups;
355
356 /*
357 * The complete list of SIDS belonging to this user.
358 * Created when a vuid is registered.
359 * The definition of the user_sids array is as follows :
360 *
361 * token->user_sids[0] = primary user SID.
362 * token->user_sids[1] = primary group SID.
363 * token->user_sids[2..num_sids] = supplementary group SIDS.
364 */
365
366 #define PRIMARY_USER_SID_INDEX 0
367 #define PRIMARY_GROUP_SID_INDEX 1
368
369 typedef struct nt_user_token {
370 size_t num_sids;
371 DOM_SID *user_sids;
372 SE_PRIV privileges;
373 } NT_USER_TOKEN;
374
375 typedef struct _unix_token {
376 uid_t uid;
377 gid_t gid;
378 int ngroups;
379 gid_t *groups;
380 } UNIX_USER_TOKEN;
381
382 /* 32 bit time (sec) since 01jan1970 - cifs6.txt, section 3.5, page 30 */
383 typedef struct time_info {
384 uint32 time;
385 } UTIME;
386
387 typedef struct write_cache {
388 SMB_OFF_T file_size;
389 SMB_OFF_T offset;
390 size_t alloc_size;
391 size_t data_size;
392 char *data;
393 } write_cache;
394
395 typedef struct {
396 smb_ucs2_t *origname;
397 smb_ucs2_t *filename;
398 SMB_STRUCT_STAT *statinfo;
399 } smb_filename;
400
401 #include "fake_file.h"
402
403 struct fd_handle {
404 size_t ref_count;
405 int fd;
406 SMB_BIG_UINT position_information;
407 SMB_OFF_T pos;
408 uint32 private_options; /* NT Create options, but we only look at
409 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
410 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB (Except
411 * for print files *only*, where
412 * DELETE_ON_CLOSE is not stored in the share
413 * mode database.
414 */
415 unsigned long gen_id;
416 };
417
418 struct event_context;
419 struct fd_event;
420 struct timed_event;
421 struct idle_event;
422 struct share_mode_entry;
423 struct uuid;
424 struct named_mutex;
425 struct pcap_cache;
426
427 struct vfs_fsp_data {
428 struct vfs_fsp_data *next;
429 struct vfs_handle_struct *owner;
430 /* NOTE: This structure contains two pointers so that we can guarantee
431 * that the end of the structure is always both 4-byte and 8-byte aligned.
432 */
433 };
434
435 /* the basic packet size, assuming no words or bytes */
436 #define smb_size 39
437
438 struct notify_change {
439 uint32_t action;
440 const char *name;
441 };
442
443 struct notify_mid_map;
444 struct notify_entry;
445 struct notify_event;
446 struct notify_change_request;
447 struct sys_notify_backend;
448 struct sys_notify_context {
449 struct event_context *ev;
450 struct connection_struct *conn;
451 void *private_data; /* For use by the system backend */
452 };
453
454 struct notify_change_buf {
455 /*
456 * If no requests are pending, changes are queued here. Simple array,
457 * we only append.
458 */
459
460 /*
461 * num_changes == -1 means that we have got a catch-all change, when
462 * asked we just return NT_STATUS_OK without specific changes.
463 */
464 int num_changes;
465 struct notify_change *changes;
466
467 /*
468 * If no changes are around requests are queued here. Using a linked
469 * list, because we have to append at the end and delete from the top.
470 */
471 struct notify_change_request *requests;
472 };
473
474 typedef struct files_struct {
475 struct files_struct *next, *prev;
476 int fnum;
477 struct connection_struct *conn;
478 struct fd_handle *fh;
479 unsigned int num_smb_operations;
480 uint16 rap_print_jobid;
481 struct file_id file_id;
482 SMB_BIG_UINT initial_allocation_size; /* Faked up initial allocation on disk. */
483 mode_t mode;
484 uint16 file_pid;
485 uint16 vuid;
486 write_cache *wcp;
487 struct timeval open_time;
488 uint32 access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
489 uint32 share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
490
491 bool update_write_time_triggered;
492 struct timed_event *update_write_time_event;
493 bool update_write_time_on_close;
494 struct timespec close_write_time;
495 bool write_time_forced;
496
497 int oplock_type;
498 int sent_oplock_break;
499 struct timed_event *oplock_timeout;
500 struct lock_struct last_lock_failure;
501 int current_lock_count; /* Count the number of outstanding locks and pending locks. */
502
503 struct share_mode_entry *pending_break_messages;
504 int num_pending_break_messages;
505
506 bool can_lock;
507 bool can_read;
508 bool can_write;
509 bool print_file;
510 bool modified;
511 bool is_directory;
512 bool is_stat;
513 bool aio_write_behind;
514 bool lockdb_clean;
515 bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
516 bool posix_open;
517 char *fsp_name;
518
519 struct vfs_fsp_data *vfs_extension;
520 FAKE_FILE_HANDLE *fake_file_handle;
521
522 struct notify_change_buf *notify;
523
524 struct files_struct *base_fsp; /* placeholder for delete on close */
525 } files_struct;
526
527 #include "ntquotas.h"
528 #include "sysquotas.h"
529
530 /*
531 * Structure used to keep directory state information around.
532 * Used in NT change-notify code.
533 */
534
535 typedef struct {
536 time_t modify_time;
537 time_t status_time;
538 } dir_status_struct;
539
540 struct vuid_cache_entry {
541 uint16 vuid;
542 bool read_only;
543 bool admin_user;
544 };
545
546 struct vuid_cache {
547 unsigned int entries;
548 struct vuid_cache_entry array[VUID_CACHE_SIZE];
549 };
550
551 typedef struct {
552 char *name;
553 bool is_wild;
554 } name_compare_entry;
555
556 struct trans_state {
557 struct trans_state *next, *prev;
558 uint16 vuid;
559 uint16 mid;
560
561 uint32 max_param_return;
562 uint32 max_data_return;
563 uint32 max_setup_return;
564
565 uint8 cmd; /* SMBtrans or SMBtrans2 */
566
567 char *name; /* for trans requests */
568 uint16 call; /* for trans2 and nttrans requests */
569
570 bool close_on_completion;
571 bool one_way;
572
573 unsigned int setup_count;
574 uint16 *setup;
575
576 size_t received_data;
577 size_t received_param;
578
579 size_t total_param;
580 char *param;
581
582 size_t total_data;
583 char *data;
584 };
585
586 /*
587 * Info about an alternate data stream
588 */
589
590 struct stream_struct {
591 SMB_OFF_T size;
592 SMB_OFF_T alloc_size;
593 char *name;
594 };
595
596 /* Include VFS stuff */
597
598 #include "smb_acls.h"
599 #include "vfs.h"
600
601 struct dfree_cached_info {
602 time_t last_dfree_time;
603 SMB_BIG_UINT dfree_ret;
604 SMB_BIG_UINT bsize;
605 SMB_BIG_UINT dfree;
606 SMB_BIG_UINT dsize;
607 };
608
609 struct dptr_struct;
610
611 struct share_params {
612 int service;
613 };
614
615 struct share_iterator {
616 int next_id;
617 };
618
619 typedef struct connection_struct {
620 struct connection_struct *next, *prev;
621 TALLOC_CTX *mem_ctx; /* long-lived memory context for things hanging off this struct. */
622 unsigned cnum; /* an index passed over the wire */
623 struct share_params *params;
624 bool force_user;
625 bool force_group;
626 struct vuid_cache vuid_cache;
627 struct dptr_struct *dirptr;
628 bool printer;
629 bool ipc;
630 bool read_only; /* Attributes for the current user of the share. */
631 bool admin_user; /* Attributes for the current user of the share. */
632 char *dirpath;
633 char *connectpath;
634 char *origpath;
635
636 struct vfs_ops vfs; /* Filesystem operations */
637 struct vfs_ops vfs_opaque; /* OPAQUE Filesystem operations */
638 struct vfs_handle_struct *vfs_handles; /* for the new plugins */
639
640 char *user; /* name of user who *opened* this connection */
641 uid_t uid; /* uid of user who *opened* this connection */
642 gid_t gid; /* gid of user who *opened* this connection */
643 char client_address[INET6_ADDRSTRLEN]; /* String version of client IP address. */
644
645 uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
646
647 /* following groups stuff added by ih */
648
649 /* This groups info is valid for the user that *opened* the connection */
650 size_t ngroups;
651 gid_t *groups;
652 NT_USER_TOKEN *nt_user_token;
653
654 time_t lastused;
655 time_t lastused_count;
656 bool used;
657 int num_files_open;
658 unsigned int num_smb_operations; /* Count of smb operations on this tree. */
659 int encrypt_level;
660 bool encrypted_tid;
661
662 /* Semantics requested by the client or forced by the server config. */
663 bool case_sensitive;
664 bool case_preserve;
665 bool short_case_preserve;
666
667 /* Semantics provided by the underlying filesystem. */
668 int fs_capabilities;
669
670 name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
671 name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
672 name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
673 name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
674 struct dfree_cached_info *dfree_info;
675 struct trans_state *pending_trans;
676 struct notify_context *notify_ctx;
677 } connection_struct;
678
679 struct current_user {
680 connection_struct *conn;
681 uint16 vuid;
682 UNIX_USER_TOKEN ut;
683 NT_USER_TOKEN *nt_user_token;
684 };
685
686 struct smb_request {
687 uint16 flags2;
688 uint16 smbpid;
689 uint16 mid;
690 uint16 vuid;
691 uint16 tid;
692 uint8 wct;
693 const uint8 *inbuf;
694 uint8 *outbuf;
695 size_t unread_bytes;
696 bool encrypted;
697 connection_struct *conn;
698 };
699
700 /* Defines for the sent_oplock_break field above. */
701 #define NO_BREAK_SENT 0
702 #define BREAK_TO_NONE_SENT 1
703 #define LEVEL_II_BREAK_SENT 2
704
705 typedef struct {
706 fstring smb_name; /* user name from the client */
707 fstring unix_name; /* unix user name of a validated user */
708 fstring full_name; /* to store full name (such as "Joe Bloggs") from gecos field of password file */
709 fstring domain; /* domain that the client specified */
710 } userdom_struct;
711
712 /* Extra fields above "LPQ_PRINTING" are used to map extra NT status codes. */
713
714 enum {LPQ_QUEUED=0,LPQ_PAUSED,LPQ_SPOOLING,LPQ_PRINTING,LPQ_ERROR,LPQ_DELETING,
715 LPQ_OFFLINE,LPQ_PAPEROUT,LPQ_PRINTED,LPQ_DELETED,LPQ_BLOCKED,LPQ_USER_INTERVENTION};
716
717 typedef struct _print_queue_struct {
718 int job; /* normally the UNIX jobid -- see note in
719 printing.c:traverse_fn_delete() */
720 int size;
721 int page_count;
722 int status;
723 int priority;
724 time_t time;
725 fstring fs_user;
726 fstring fs_file;
727 } print_queue_struct;
728
729 enum {LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR};
730
731 typedef struct {
732 fstring message;
733 int qcount;
734 int status;
735 } print_status_struct;
736
737 /* used for server information: client, nameserv and ipc */
738 struct server_info_struct {
739 fstring name;
740 uint32 type;
741 fstring comment;
742 fstring domain; /* used ONLY in ipc.c NOT namework.c */
743 bool server_added; /* used ONLY in ipc.c NOT namework.c */
744 };
745
746 /* used for network interfaces */
747 struct interface {
748 struct interface *next, *prev;
749 char *name;
750 int flags;
751 struct sockaddr_storage ip;
752 struct sockaddr_storage netmask;
753 struct sockaddr_storage bcast;
754 };
755
756 /* Internal message queue for deferred opens. */
757 struct pending_message_list {
758 struct pending_message_list *next, *prev;
759 struct timeval request_time; /* When was this first issued? */
760 struct timeval end_time; /* When does this time out? */
761 bool encrypted;
762 bool processed;
763 DATA_BLOB buf;
764 DATA_BLOB private_data;
765 };
766
767 #define SHARE_MODE_FLAG_POSIX_OPEN 0x1
768
769 /* struct returned by get_share_modes */
770 struct share_mode_entry {
771 struct server_id pid;
772 uint16 op_mid;
773 uint16 op_type;
774 uint32 access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
775 uint32 share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
776 uint32 private_options; /* NT Create options, but we only look at
777 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
778 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB for
779 * smbstatus and swat */
780 struct timeval time;
781 struct file_id id;
782 unsigned long share_file_id;
783 uint32 uid; /* uid of file opener. */
784 uint16 flags; /* See SHARE_MODE_XX above. */
785 };
786
787 /* oplock break message definition - linearization of share_mode_entry.
788
789 Offset Data length.
790 0 struct server_id pid 4
791 4 uint16 op_mid 2
792 6 uint16 op_type 2
793 8 uint32 access_mask 4
794 12 uint32 share_access 4
795 16 uint32 private_options 4
796 20 uint32 time sec 4
797 24 uint32 time usec 4
798 28 SMB_DEV_T dev 8 bytes.
799 36 SMB_INO_T inode 8 bytes
800 44 unsigned long file_id 4 bytes
801 48 uint32 uid 4 bytes
802 52 uint16 flags 2 bytes
803 54
804
805 */
806 #ifdef CLUSTER_SUPPORT
807 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 58
808 #else
809 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 54
810 #endif
811
812 struct share_mode_lock {
813 const char *servicepath; /* canonicalized. */
814 const char *filename;
815 struct file_id id;
816 int num_share_modes;
817 struct share_mode_entry *share_modes;
818 UNIX_USER_TOKEN *delete_token;
819 bool delete_on_close;
820 struct timespec old_write_time;
821 struct timespec changed_write_time;
822 bool fresh;
823 bool modified;
824 struct db_record *record;
825 };
826
827 /*
828 * Internal structure of locking.tdb share mode db.
829 * Used by locking.c and libsmbsharemodes.c
830 */
831
832 struct locking_data {
833 union {
834 struct {
835 int num_share_mode_entries;
836 bool delete_on_close;
837 struct timespec old_write_time;
838 struct timespec changed_write_time;
839 uint32 delete_token_size; /* Only valid if either of
840 the two previous fields
841 are True. */
842 } s;
843 struct share_mode_entry dummy; /* Needed for alignment. */
844 } u;
845 /* The following four entries are implicit
846 struct share_mode_entry modes[num_share_mode_entries];
847 char unix_token[delete_token_size] (divisible by 4).
848 char share_name[];
849 char file_name[];
850 */
851 };
852
853 /* Used to store pipe open records for NetFileEnum() */
854
855 struct pipe_open_rec {
856 struct server_id pid;
857 uid_t uid;
858 int pnum;
859 fstring name;
860 };
861
862
863 #define NT_HASH_LEN 16
864 #define LM_HASH_LEN 16
865
866 /* Password history contants. */
867 #define PW_HISTORY_SALT_LEN 16
868 #define SALTED_MD5_HASH_LEN 16
869 #define PW_HISTORY_ENTRY_LEN (PW_HISTORY_SALT_LEN+SALTED_MD5_HASH_LEN)
870 #define MAX_PW_HISTORY_LEN 24
871
872 /*
873 * Flags for account policy.
874 */
875 #define AP_MIN_PASSWORD_LEN 1
876 #define AP_PASSWORD_HISTORY 2
877 #define AP_USER_MUST_LOGON_TO_CHG_PASS 3
878 #define AP_MAX_PASSWORD_AGE 4
879 #define AP_MIN_PASSWORD_AGE 5
880 #define AP_LOCK_ACCOUNT_DURATION 6
881 #define AP_RESET_COUNT_TIME 7
882 #define AP_BAD_ATTEMPT_LOCKOUT 8
883 #define AP_TIME_TO_LOGOUT 9
884 #define AP_REFUSE_MACHINE_PW_CHANGE 10
885
886 /*
887 * Flags for local user manipulation.
888 */
889
890 #define LOCAL_ADD_USER 0x1
891 #define LOCAL_DELETE_USER 0x2
892 #define LOCAL_DISABLE_USER 0x4
893 #define LOCAL_ENABLE_USER 0x8
894 #define LOCAL_TRUST_ACCOUNT 0x10
895 #define LOCAL_SET_NO_PASSWORD 0x20
896 #define LOCAL_SET_PASSWORD 0x40
897 #define LOCAL_SET_LDAP_ADMIN_PW 0x80
898 #define LOCAL_INTERDOM_ACCOUNT 0x100
899 #define LOCAL_AM_ROOT 0x200 /* Act as root */
900
901 /* key and data in the connections database - used in smbstatus and smbd */
902 struct connections_key {
903 struct server_id pid;
904 int cnum;
905 fstring name;
906 };
907
908 struct connections_data {
909 int magic;
910 struct server_id pid;
911 int cnum;
912 uid_t uid;
913 gid_t gid;
914 char servicename[FSTRING_LEN];
915 char addr[24];
916 char machine[FSTRING_LEN];
917 time_t start;
918 uint32 bcast_msg_flags;
919 };
920
921
922 /* the following are used by loadparm for option lists */
923 typedef enum {
924 P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
925 P_STRING,P_USTRING,P_ENUM,P_SEP
926 } parm_type;
927
928 typedef enum {
929 P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
930 } parm_class;
931
932 struct enum_list {
933 int value;
934 const char *name;
935 };
936
937 struct parm_struct {
938 const char *label;
939 parm_type type;
940 parm_class p_class;
941 void *ptr;
942 bool (*special)(int snum, const char *, char **);
943 const struct enum_list *enum_list;
944 unsigned flags;
945 union {
946 bool bvalue;
947 int ivalue;
948 char *svalue;
949 char cvalue;
950 char **lvalue;
951 } def;
952 };
953
954 /* The following flags are used in SWAT */
955 #define FLAG_BASIC 0x0001 /* Display only in BASIC view */
956 #define FLAG_SHARE 0x0002 /* file sharing options */
957 #define FLAG_PRINT 0x0004 /* printing options */
958 #define FLAG_GLOBAL 0x0008 /* local options that should be globally settable in SWAT */
959 #define FLAG_WIZARD 0x0010 /* Parameters that the wizard will operate on */
960 #define FLAG_ADVANCED 0x0020 /* Parameters that will be visible in advanced view */
961 #define FLAG_DEVELOPER 0x0040 /* No longer used */
962 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
963 #define FLAG_HIDE 0x2000 /* options that should be hidden in SWAT */
964 #define FLAG_DOS_STRING 0x4000 /* convert from UNIX to DOS codepage when reading this string. */
965
966 struct bitmap {
967 uint32 *b;
968 unsigned int n;
969 };
970
971 /* offsets into message for common items */
972 #define smb_com 8
973 #define smb_rcls 9
974 #define smb_reh 10
975 #define smb_err 11
976 #define smb_flg 13
977 #define smb_flg2 14
978 #define smb_pidhigh 16
979 #define smb_ss_field 18
980 #define smb_tid 28
981 #define smb_pid 30
982 #define smb_uid 32
983 #define smb_mid 34
984 #define smb_wct 36
985 #define smb_vwv 37
986 #define smb_vwv0 37
987 #define smb_vwv1 39
988 #define smb_vwv2 41
989 #define smb_vwv3 43
990 #define smb_vwv4 45
991 #define smb_vwv5 47
992 #define smb_vwv6 49
993 #define smb_vwv7 51
994 #define smb_vwv8 53
995 #define smb_vwv9 55
996 #define smb_vwv10 57
997 #define smb_vwv11 59
998 #define smb_vwv12 61
999 #define smb_vwv13 63
1000 #define smb_vwv14 65
1001 #define smb_vwv15 67
1002 #define smb_vwv16 69
1003 #define smb_vwv17 71
1004
1005 /* flag defines. CIFS spec 3.1.1 */
1006 #define FLAG_SUPPORT_LOCKREAD 0x01
1007 #define FLAG_CLIENT_BUF_AVAIL 0x02
1008 #define FLAG_RESERVED 0x04
1009 #define FLAG_CASELESS_PATHNAMES 0x08
1010 #define FLAG_CANONICAL_PATHNAMES 0x10
1011 #define FLAG_REQUEST_OPLOCK 0x20
1012 #define FLAG_REQUEST_BATCH_OPLOCK 0x40
1013 #define FLAG_REPLY 0x80
1014
1015 /* the complete */
1016 #define SMBmkdir 0x00 /* create directory */
1017 #define SMBrmdir 0x01 /* delete directory */
1018 #define SMBopen 0x02 /* open file */
1019 #define SMBcreate 0x03 /* create file */
1020 #define SMBclose 0x04 /* close file */
1021 #define SMBflush 0x05 /* flush file */
1022 #define SMBunlink 0x06 /* delete file */
1023 #define SMBmv 0x07 /* rename file */
1024 #define SMBgetatr 0x08 /* get file attributes */
1025 #define SMBsetatr 0x09 /* set file attributes */
1026 #define SMBread 0x0A /* read from file */
1027 #define SMBwrite 0x0B /* write to file */
1028 #define SMBlock 0x0C /* lock byte range */
1029 #define SMBunlock 0x0D /* unlock byte range */
1030 #define SMBctemp 0x0E /* create temporary file */
1031 #define SMBmknew 0x0F /* make new file */
1032 #define SMBcheckpath 0x10 /* check directory path */
1033 #define SMBexit 0x11 /* process exit */
1034 #define SMBlseek 0x12 /* seek */
1035 #define SMBtcon 0x70 /* tree connect */
1036 #define SMBtconX 0x75 /* tree connect and X*/
1037 #define SMBtdis 0x71 /* tree disconnect */
1038 #define SMBnegprot 0x72 /* negotiate protocol */
1039 #define SMBdskattr 0x80 /* get disk attributes */
1040 #define SMBsearch 0x81 /* search directory */
1041 #define SMBsplopen 0xC0 /* open print spool file */
1042 #define SMBsplwr 0xC1 /* write to print spool file */
1043 #define SMBsplclose 0xC2 /* close print spool file */
1044 #define SMBsplretq 0xC3 /* return print queue */
1045 #define SMBsends 0xD0 /* send single block message */
1046 #define SMBsendb 0xD1 /* send broadcast message */
1047 #define SMBfwdname 0xD2 /* forward user name */
1048 #define SMBcancelf 0xD3 /* cancel forward */
1049 #define SMBgetmac 0xD4 /* get machine name */
1050 #define SMBsendstrt 0xD5 /* send start of multi-block message */
1051 #define SMBsendend 0xD6 /* send end of multi-block message */
1052 #define SMBsendtxt 0xD7 /* send text of multi-block message */
1053
1054 /* Core+ protocol */
1055 #define SMBlockread 0x13 /* Lock a range and read */
1056 #define SMBwriteunlock 0x14 /* Unlock a range then write */
1057 #define SMBreadbraw 0x1a /* read a block of data with no smb header */
1058 #define SMBwritebraw 0x1d /* write a block of data with no smb header */
1059 #define SMBwritec 0x20 /* secondary write request */
1060 #define SMBwriteclose 0x2c /* write a file then close it */
1061
1062 /* dos extended protocol */
1063 #define SMBreadBraw 0x1A /* read block raw */
1064 #define SMBreadBmpx 0x1B /* read block multiplexed */
1065 #define SMBreadBs 0x1C /* read block (secondary response) */
1066 #define SMBwriteBraw 0x1D /* write block raw */
1067 #define SMBwriteBmpx 0x1E /* write block multiplexed */
1068 #define SMBwriteBs 0x1F /* write block (secondary request) */
1069 #define SMBwriteC 0x20 /* write complete response */
1070 #define SMBsetattrE 0x22 /* set file attributes expanded */
1071 #define SMBgetattrE 0x23 /* get file attributes expanded */
1072 #define SMBlockingX 0x24 /* lock/unlock byte ranges and X */
1073 #define SMBtrans 0x25 /* transaction - name, bytes in/out */
1074 #define SMBtranss 0x26 /* transaction (secondary request/response) */
1075 #define SMBioctl 0x27 /* IOCTL */
1076 #define SMBioctls 0x28 /* IOCTL (secondary request/response) */
1077 #define SMBcopy 0x29 /* copy */
1078 #define SMBmove 0x2A /* move */
1079 #define SMBecho 0x2B /* echo */
1080 #define SMBopenX 0x2D /* open and X */
1081 #define SMBreadX 0x2E /* read and X */
1082 #define SMBwriteX 0x2F /* write and X */
1083 #define SMBsesssetupX 0x73 /* Session Set Up & X (including User Logon) */
1084 #define SMBffirst 0x82 /* find first */
1085 #define SMBfunique 0x83 /* find unique */
1086 #define SMBfclose 0x84 /* find close */
1087 #define SMBkeepalive 0x85 /* keepalive */
1088 #define SMBinvalid 0xFE /* invalid command */
1089
1090 /* Extended 2.0 protocol */
1091 #define SMBtrans2 0x32 /* TRANS2 protocol set */
1092 #define SMBtranss2 0x33 /* TRANS2 protocol set, secondary command */
1093 #define SMBfindclose 0x34 /* Terminate a TRANSACT2_FINDFIRST */
1094 #define SMBfindnclose 0x35 /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
1095 #define SMBulogoffX 0x74 /* user logoff */
1096
1097 /* NT SMB extensions. */
1098 #define SMBnttrans 0xA0 /* NT transact */
1099 #define SMBnttranss 0xA1 /* NT transact secondary */
1100 #define SMBntcreateX 0xA2 /* NT create and X */
1101 #define SMBntcancel 0xA4 /* NT cancel */
1102 #define SMBntrename 0xA5 /* NT rename */
1103
1104 /* These are the trans subcommands */
1105 #define TRANSACT_SETNAMEDPIPEHANDLESTATE 0x01
1106 #define TRANSACT_DCERPCCMD 0x26
1107 #define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53
1108
1109 /* These are the TRANS2 sub commands */
1110 #define TRANSACT2_OPEN 0x00
1111 #define TRANSACT2_FINDFIRST 0x01
1112 #define TRANSACT2_FINDNEXT 0x02
1113 #define TRANSACT2_QFSINFO 0x03
1114 #define TRANSACT2_SETFSINFO 0x04
1115 #define TRANSACT2_QPATHINFO 0x05
1116 #define TRANSACT2_SETPATHINFO 0x06
1117 #define TRANSACT2_QFILEINFO 0x07
1118 #define TRANSACT2_SETFILEINFO 0x08
1119 #define TRANSACT2_FSCTL 0x09
1120 #define TRANSACT2_IOCTL 0x0A
1121 #define TRANSACT2_FINDNOTIFYFIRST 0x0B
1122 #define TRANSACT2_FINDNOTIFYNEXT 0x0C
1123 #define TRANSACT2_MKDIR 0x0D
1124 #define TRANSACT2_SESSION_SETUP 0x0E
1125 #define TRANSACT2_GET_DFS_REFERRAL 0x10
1126 #define TRANSACT2_REPORT_DFS_INCONSISTANCY 0x11
1127
1128 /* These are the NT transact sub commands. */
1129 #define NT_TRANSACT_CREATE 1
1130 #define NT_TRANSACT_IOCTL 2
1131 #define NT_TRANSACT_SET_SECURITY_DESC 3
1132 #define NT_TRANSACT_NOTIFY_CHANGE 4
1133 #define NT_TRANSACT_RENAME 5
1134 #define NT_TRANSACT_QUERY_SECURITY_DESC 6
1135 #define NT_TRANSACT_GET_USER_QUOTA 7
1136 #define NT_TRANSACT_SET_USER_QUOTA 8
1137
1138 /* These are the NT transact_get_user_quota sub commands */
1139 #define TRANSACT_GET_USER_QUOTA_LIST_CONTINUE 0x0000
1140 #define TRANSACT_GET_USER_QUOTA_LIST_START 0x0100
1141 #define TRANSACT_GET_USER_QUOTA_FOR_SID 0x0101
1142
1143 /* Relevant IOCTL codes */
1144 #define IOCTL_QUERY_JOB_INFO 0x530060
1145
1146 /* these are the trans2 sub fields for primary requests */
1147 #define smb_tpscnt smb_vwv0
1148 #define smb_tdscnt smb_vwv1
1149 #define smb_mprcnt smb_vwv2
1150 #define smb_mdrcnt smb_vwv3
1151 #define smb_msrcnt smb_vwv4
1152 #define smb_flags smb_vwv5
1153 #define smb_timeout smb_vwv6
1154 #define smb_pscnt smb_vwv9
1155 #define smb_psoff smb_vwv10
1156 #define smb_dscnt smb_vwv11
1157 #define smb_dsoff smb_vwv12
1158 #define smb_suwcnt smb_vwv13
1159 #define smb_setup smb_vwv14
1160 #define smb_setup0 smb_setup
1161 #define smb_setup1 (smb_setup+2)
1162 #define smb_setup2 (smb_setup+4)
1163
1164 /* these are for the secondary requests */
1165 #define smb_spscnt smb_vwv2
1166 #define smb_spsoff smb_vwv3
1167 #define smb_spsdisp smb_vwv4
1168 #define smb_sdscnt smb_vwv5
1169 #define smb_sdsoff smb_vwv6
1170 #define smb_sdsdisp smb_vwv7
1171 #define smb_sfid smb_vwv8
1172
1173 /* and these for responses */
1174 #define smb_tprcnt smb_vwv0
1175 #define smb_tdrcnt smb_vwv1
1176 #define smb_prcnt smb_vwv3
1177 #define smb_proff smb_vwv4
1178 #define smb_prdisp smb_vwv5
1179 #define smb_drcnt smb_vwv6
1180 #define smb_droff smb_vwv7
1181 #define smb_drdisp smb_vwv8
1182
1183 /* these are for the NT trans primary request. */
1184 #define smb_nt_MaxSetupCount smb_vwv0
1185 #define smb_nt_Flags (smb_vwv0 + 1)
1186 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1187 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1188 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1189 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1190 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1191 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1192 #define smb_nt_DataCount (smb_vwv0 + 27)
1193 #define smb_nt_DataOffset (smb_vwv0 + 31)
1194 #define smb_nt_SetupCount (smb_vwv0 + 35)
1195 #define smb_nt_Function (smb_vwv0 + 36)
1196 #define smb_nt_SetupStart (smb_vwv0 + 38)
1197
1198 /* these are for the NT trans secondary request. */
1199 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1200 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1201 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1202 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1203 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1204 #define smb_nts_DataCount (smb_vwv0 + 23)
1205 #define smb_nts_DataOffset (smb_vwv0 + 27)
1206 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1207
1208 /* these are for the NT trans reply. */
1209 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1210 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1211 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1212 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1213 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1214 #define smb_ntr_DataCount (smb_vwv0 + 23)
1215 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1216 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1217
1218 /* these are for the NT create_and_X */
1219 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1220 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1221 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1222 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1223 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1224 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1225 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1226 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1227 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1228 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1229 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1230
1231 /* this is used on a TConX. I'm not sure the name is very helpful though */
1232 #define SMB_SUPPORT_SEARCH_BITS 0x0001
1233 #define SMB_SHARE_IN_DFS 0x0002
1234
1235 /* Named pipe write mode flags. Used in writeX calls. */
1236 #define PIPE_RAW_MODE 0x4
1237 #define PIPE_START_MESSAGE 0x8
1238
1239 /* File Specific access rights */
1240 #define FILE_READ_DATA 0x00000001
1241 #define FILE_WRITE_DATA 0x00000002
1242 #define FILE_APPEND_DATA 0x00000004
1243 #define FILE_READ_EA 0x00000008 /* File and directory */
1244 #define FILE_WRITE_EA 0x00000010 /* File and directory */
1245 #define FILE_EXECUTE 0x00000020
1246 #define FILE_DELETE_CHILD 0x00000040
1247 #define FILE_READ_ATTRIBUTES 0x00000080
1248 #define FILE_WRITE_ATTRIBUTES 0x00000100
1249
1250 #define FILE_ALL_ACCESS 0x000001FF
1251
1252 /* Directory specific access rights */
1253 #define FILE_LIST_DIRECTORY 0x00000001
1254 #define FILE_ADD_FILE 0x00000002
1255 #define FILE_ADD_SUBDIRECTORY 0x00000004
1256 #define FILE_TRAVERSE 0x00000020
1257 #define FILE_DELETE_CHILD 0x00000040
1258
1259 /* the desired access to use when opening a pipe */
1260 #define DESIRED_ACCESS_PIPE 0x2019f
1261
1262 /* Generic access masks & rights. */
1263 #define DELETE_ACCESS 0x00010000 /* (1L<<16) */
1264 #define READ_CONTROL_ACCESS 0x00020000 /* (1L<<17) */
1265 #define WRITE_DAC_ACCESS 0x00040000 /* (1L<<18) */
1266 #define WRITE_OWNER_ACCESS 0x00080000 /* (1L<<19) */
1267 #define SYNCHRONIZE_ACCESS 0x00100000 /* (1L<<20) */
1268
1269 #define SYSTEM_SECURITY_ACCESS 0x01000000 /* (1L<<24) */
1270 #define MAXIMUM_ALLOWED_ACCESS 0x02000000 /* (1L<<25) */
1271 #define GENERIC_ALL_ACCESS 0x10000000 /* (1<<28) */
1272 #define GENERIC_EXECUTE_ACCESS 0x20000000 /* (1<<29) */
1273 #define GENERIC_WRITE_ACCESS 0x40000000 /* (1<<30) */
1274 #define GENERIC_READ_ACCESS ((unsigned)0x80000000) /* (((unsigned)1)<<31) */
1275
1276 /* Mapping of generic access rights for files to specific rights. */
1277
1278 /* This maps to 0x1F01FF */
1279 #define FILE_GENERIC_ALL (STANDARD_RIGHTS_REQUIRED_ACCESS| SYNCHRONIZE_ACCESS|FILE_ALL_ACCESS)
1280
1281 /* This maps to 0x120089 */
1282 #define FILE_GENERIC_READ (STANDARD_RIGHTS_READ_ACCESS|FILE_READ_DATA|FILE_READ_ATTRIBUTES|\
1283 FILE_READ_EA|SYNCHRONIZE_ACCESS)
1284
1285 /* This maps to 0x120116 */
1286 #define FILE_GENERIC_WRITE (STD_RIGHT_READ_CONTROL_ACCESS|FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|\
1287 FILE_WRITE_EA|FILE_APPEND_DATA|SYNCHRONIZE_ACCESS)
1288
1289 #define FILE_GENERIC_EXECUTE (STANDARD_RIGHTS_EXECUTE_ACCESS|\
1290 FILE_EXECUTE|SYNCHRONIZE_ACCESS)
1291
1292 /* Share specific rights. */
1293 #define SHARE_ALL_ACCESS FILE_GENERIC_ALL
1294 #define SHARE_READ_ONLY (FILE_GENERIC_READ|FILE_EXECUTE)
1295
1296 /* Mapping of access rights to UNIX perms. */
1297 #define UNIX_ACCESS_RWX FILE_GENERIC_ALL
1298 #define UNIX_ACCESS_R FILE_GENERIC_READ
1299 #define UNIX_ACCESS_W FILE_GENERIC_WRITE
1300 #define UNIX_ACCESS_X FILE_GENERIC_EXECUTE
1301
1302 /* Mapping of access rights to UNIX perms. for a UNIX directory. */
1303 #define UNIX_DIRECTORY_ACCESS_RWX FILE_GENERIC_ALL
1304 #define UNIX_DIRECTORY_ACCESS_R FILE_GENERIC_READ
1305 #define UNIX_DIRECTORY_ACCESS_W FILE_GENERIC_WRITE
1306 #define UNIX_DIRECTORY_ACCESS_X FILE_GENERIC_EXECUTE
1307
1308 #if 0
1309 /*
1310 * This is the old mapping we used to use. To get W2KSP2 profiles
1311 * working we need to map to the canonical file perms.
1312 */
1313 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1314 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1315 FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1316 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1317 FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1318 FILE_APPEND_DATA|FILE_WRITE_DATA)
1319 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1320 FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1321 #endif
1322
1323 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1324
1325 /* Flags field. */
1326 #define REQUEST_OPLOCK 2
1327 #define REQUEST_BATCH_OPLOCK 4
1328 #define OPEN_DIRECTORY 8
1329 #define EXTENDED_RESPONSE_REQUIRED 0x10
1330
1331 /* ShareAccess field. */
1332 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1333 #define FILE_SHARE_READ 1
1334 #define FILE_SHARE_WRITE 2
1335 #define FILE_SHARE_DELETE 4
1336
1337 /* FileAttributesField */
1338 #define FILE_ATTRIBUTE_READONLY 0x001L
1339 #define FILE_ATTRIBUTE_HIDDEN 0x002L
1340 #define FILE_ATTRIBUTE_SYSTEM 0x004L
1341 #define FILE_ATTRIBUTE_DIRECTORY 0x010L
1342 #define FILE_ATTRIBUTE_ARCHIVE 0x020L
1343 #define FILE_ATTRIBUTE_NORMAL 0x080L
1344 #define FILE_ATTRIBUTE_TEMPORARY 0x100L
1345 #define FILE_ATTRIBUTE_SPARSE 0x200L
1346 #define FILE_ATTRIBUTE_REPARSE_POINT 0x400L
1347 #define FILE_ATTRIBUTE_COMPRESSED 0x800L
1348 #define FILE_ATTRIBUTE_OFFLINE 0x1000L
1349 #define FILE_ATTRIBUTE_NONINDEXED 0x2000L
1350 #define FILE_ATTRIBUTE_ENCRYPTED 0x4000L
1351 #define SAMBA_ATTRIBUTES_MASK 0x7F
1352
1353 /* Flags - combined with attributes. */
1354 #define FILE_FLAG_WRITE_THROUGH 0x80000000L
1355 #define FILE_FLAG_NO_BUFFERING 0x20000000L
1356 #define FILE_FLAG_RANDOM_ACCESS 0x10000000L
1357 #define FILE_FLAG_SEQUENTIAL_SCAN 0x08000000L
1358 #define FILE_FLAG_DELETE_ON_CLOSE 0x04000000L
1359 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1360 #define FILE_FLAG_POSIX_SEMANTICS 0x01000000L
1361
1362 /* CreateDisposition field. */
1363 #define FILE_SUPERSEDE 0 /* File exists overwrite/supersede. File not exist create. */
1364 #define FILE_OPEN 1 /* File exists open. File not exist fail. */
1365 #define FILE_CREATE 2 /* File exists fail. File not exist create. */
1366 #define FILE_OPEN_IF 3 /* File exists open. File not exist create. */
1367 #define FILE_OVERWRITE 4 /* File exists overwrite. File not exist fail. */
1368 #define FILE_OVERWRITE_IF 5 /* File exists overwrite. File not exist create. */
1369
1370 /* CreateOptions field. */
1371 #define FILE_DIRECTORY_FILE 0x0001
1372 #define FILE_WRITE_THROUGH 0x0002
1373 #define FILE_SEQUENTIAL_ONLY 0x0004
1374 #define FILE_NON_DIRECTORY_FILE 0x0040
1375 #define FILE_NO_EA_KNOWLEDGE 0x0200
1376 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400
1377 #define FILE_RANDOM_ACCESS 0x0800
1378 #define FILE_DELETE_ON_CLOSE 0x1000
1379 #define FILE_OPEN_BY_FILE_ID 0x2000
1380
1381 #define NTCREATEX_OPTIONS_MUST_IGNORE_MASK (0x008F0480)
1382
1383 #define NTCREATEX_OPTIONS_INVALID_PARAM_MASK (0xFF100030)
1384
1385 /*
1386 * Private create options used by the ntcreatex processing code. From Samba4.
1387 * We reuse some ignored flags for private use.
1388 */
1389 #define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS 0x00010000
1390 #define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB 0x00020000
1391
1392 /* Private options for streams support */
1393 #define NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE 0x00040000
1394
1395 /* Responses when opening a file. */
1396 #define FILE_WAS_SUPERSEDED 0
1397 #define FILE_WAS_OPENED 1
1398 #define FILE_WAS_CREATED 2
1399 #define FILE_WAS_OVERWRITTEN 3
1400
1401 /* File type flags */
1402 #define FILE_TYPE_DISK 0
1403 #define FILE_TYPE_BYTE_MODE_PIPE 1
1404 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1405 #define FILE_TYPE_PRINTER 3
1406 #define FILE_TYPE_COMM_DEVICE 4
1407 #define FILE_TYPE_UNKNOWN 0xFFFF
1408
1409 /* Flag for NT transact rename call. */
1410 #define RENAME_REPLACE_IF_EXISTS 1
1411
1412 /* flags for SMBntrename call (from Samba4) */
1413 #define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
1414 #define RENAME_FLAG_HARD_LINK 0x103
1415 #define RENAME_FLAG_RENAME 0x104
1416 #define RENAME_FLAG_COPY 0x105
1417
1418 /* Filesystem Attributes. */
1419 #define FILE_CASE_SENSITIVE_SEARCH 0x00000001
1420 #define FILE_CASE_PRESERVED_NAMES 0x00000002
1421 #define FILE_UNICODE_ON_DISK 0x00000004
1422 /* According to cifs9f, this is 4, not 8 */
1423 /* Acconding to testing, this actually sets the security attribute! */
1424 #define FILE_PERSISTENT_ACLS 0x00000008
1425 #define FILE_FILE_COMPRESSION 0x00000010
1426 #define FILE_VOLUME_QUOTAS 0x00000020
1427 #define FILE_SUPPORTS_SPARSE_FILES 0x00000040
1428 #define FILE_SUPPORTS_REPARSE_POINTS 0x00000080
1429 #define FILE_SUPPORTS_REMOTE_STORAGE 0x00000100
1430 #define FS_LFN_APIS 0x00004000
1431 #define FILE_VOLUME_IS_COMPRESSED 0x00008000
1432 #define FILE_SUPPORTS_OBJECT_IDS 0x00010000
1433 #define FILE_SUPPORTS_ENCRYPTION 0x00020000
1434 #define FILE_NAMED_STREAMS 0x00040000
1435 #define FILE_READ_ONLY_VOLUME 0x00080000
1436
1437 /* ChangeNotify flags. */
1438 #define FILE_NOTIFY_CHANGE_FILE_NAME 0x001
1439 #define FILE_NOTIFY_CHANGE_DIR_NAME 0x002
1440 #define FILE_NOTIFY_CHANGE_ATTRIBUTES 0x004
1441 #define FILE_NOTIFY_CHANGE_SIZE 0x008
1442 #define FILE_NOTIFY_CHANGE_LAST_WRITE 0x010
1443 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1444 #define FILE_NOTIFY_CHANGE_CREATION 0x040
1445 #define FILE_NOTIFY_CHANGE_EA 0x080
1446 #define FILE_NOTIFY_CHANGE_SECURITY 0x100
1447 #define FILE_NOTIFY_CHANGE_STREAM_NAME 0x00000200
1448 #define FILE_NOTIFY_CHANGE_STREAM_SIZE 0x00000400
1449 #define FILE_NOTIFY_CHANGE_STREAM_WRITE 0x00000800
1450
1451 #define FILE_NOTIFY_CHANGE_NAME \
1452 (FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME)
1453
1454 /* change notify action results */
1455 #define NOTIFY_ACTION_ADDED 1
1456 #define NOTIFY_ACTION_REMOVED 2
1457 #define NOTIFY_ACTION_MODIFIED 3
1458 #define NOTIFY_ACTION_OLD_NAME 4
1459 #define NOTIFY_ACTION_NEW_NAME 5
1460 #define NOTIFY_ACTION_ADDED_STREAM 6
1461 #define NOTIFY_ACTION_REMOVED_STREAM 7
1462 #define NOTIFY_ACTION_MODIFIED_STREAM 8
1463
1464
1465 /* where to find the base of the SMB packet proper */
1466 #define smb_base(buf) (((char *)(buf))+4)
1467
1468 /* we don't allow server strings to be longer than 48 characters as
1469 otherwise NT will not honour the announce packets */
1470 #define MAX_SERVER_STRING_LENGTH 48
1471
1472
1473 #define SMB_SUCCESS 0 /* The request was successful. */
1474
1475 #ifdef WITH_DFS
1476 void dfs_unlogin(void);
1477 extern int dcelogin_atmost_once;
1478 #endif
1479
1480 #ifdef NOSTRDUP
1481 char *strdup(char *s);
1482 #endif
1483
1484 #ifndef SIGNAL_CAST
1485 #define SIGNAL_CAST (RETSIGTYPE (*)(int))
1486 #endif
1487
1488 #ifndef SELECT_CAST
1489 #define SELECT_CAST
1490 #endif
1491
1492 /* This was set by JHT in liaison with Jeremy Allison early 1997
1493 * History:
1494 * Version 4.0 - never made public
1495 * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
1496 * - Reappeared in 1.9.16p11 with fixed smbd services
1497 * Version 4.20 - To indicate that nmbd and browsing now works better
1498 * Version 4.50 - Set at release of samba-2.2.0 by JHT
1499 *
1500 * Note: In the presence of NT4.X do not set above 4.9
1501 * Setting this above 4.9 can have undesired side-effects.
1502 * This may change again in Samba-3.0 after further testing. JHT
1503 */
1504
1505 #define DEFAULT_MAJOR_VERSION 0x04
1506 #define DEFAULT_MINOR_VERSION 0x09
1507
1508 /* Browser Election Values */
1509 #define BROWSER_ELECTION_VERSION 0x010f
1510 #define BROWSER_CONSTANT 0xaa55
1511
1512 /* Sercurity mode bits. */
1513 #define NEGOTIATE_SECURITY_USER_LEVEL 0x01
1514 #define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE 0x02
1515 #define NEGOTIATE_SECURITY_SIGNATURES_ENABLED 0x04
1516 #define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED 0x08
1517
1518 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1519
1520 #define FLAGS2_LONG_PATH_COMPONENTS 0x0001
1521 #define FLAGS2_EXTENDED_ATTRIBUTES 0x0002
1522 #define FLAGS2_SMB_SECURITY_SIGNATURES 0x0004
1523 #define FLAGS2_UNKNOWN_BIT4 0x0010
1524 #define FLAGS2_IS_LONG_NAME 0x0040
1525 #define FLAGS2_EXTENDED_SECURITY 0x0800
1526 #define FLAGS2_DFS_PATHNAMES 0x1000
1527 #define FLAGS2_READ_PERMIT_EXECUTE 0x2000
1528 #define FLAGS2_32_BIT_ERROR_CODES 0x4000
1529 #define FLAGS2_UNICODE_STRINGS 0x8000
1530
1531 #define FLAGS2_WIN2K_SIGNATURE 0xC852 /* Hack alert ! For now... JRA. */
1532
1533 /* TCONX Flag (smb_vwv2). */
1534 #define TCONX_FLAG_EXTENDED_RESPONSE 0x8
1535
1536 /* Capabilities. see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1537
1538 #define CAP_RAW_MODE 0x0001
1539 #define CAP_MPX_MODE 0x0002
1540 #define CAP_UNICODE 0x0004
1541 #define CAP_LARGE_FILES 0x0008
1542 #define CAP_NT_SMBS 0x0010
1543 #define CAP_RPC_REMOTE_APIS 0x0020
1544 #define CAP_STATUS32 0x0040
1545 #define CAP_LEVEL_II_OPLOCKS 0x0080
1546 #define CAP_LOCK_AND_READ 0x0100
1547 #define CAP_NT_FIND 0x0200
1548 #define CAP_DFS 0x1000
1549 #define CAP_W2K_SMBS 0x2000
1550 #define CAP_LARGE_READX 0x4000
1551 #define CAP_LARGE_WRITEX 0x8000
1552 #define CAP_UNIX 0x800000 /* Capabilities for UNIX extensions. Created by HP. */
1553 #define CAP_EXTENDED_SECURITY 0x80000000
1554
1555 /* protocol types. It assumes that higher protocols include lower protocols
1556 as subsets */
1557 enum protocol_types {PROTOCOL_NONE,PROTOCOL_CORE,PROTOCOL_COREPLUS,PROTOCOL_LANMAN1,PROTOCOL_LANMAN2,PROTOCOL_NT1};
1558
1559 /* security levels */
1560 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN,SEC_ADS};
1561
1562 /* server roles */
1563 enum server_types {
1564 ROLE_STANDALONE,
1565 ROLE_DOMAIN_MEMBER,
1566 ROLE_DOMAIN_BDC,
1567 ROLE_DOMAIN_PDC
1568 };
1569
1570 /* printing types */
1571 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
1572 PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
1573 PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
1574 #if defined(DEVELOPER) || defined(ENABLE_BUILD_FARM_HACKS)
1575 ,PRINT_TEST,PRINT_VLP
1576 #endif /* DEVELOPER */
1577 };
1578
1579 /* LDAP schema types */
1580 enum schema_types {SCHEMA_COMPAT, SCHEMA_AD, SCHEMA_SAMBA};
1581
1582 /* LDAP SSL options */
1583 enum ldap_ssl_types {LDAP_SSL_OFF, LDAP_SSL_START_TLS};
1584
1585 /* LDAP PASSWD SYNC methods */
1586 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
1587
1588 /* Remote architectures we know about. */
1589 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT,
1590 RA_WIN2K, RA_WINXP, RA_WIN2K3, RA_VISTA,
1591 RA_SAMBA, RA_CIFSFS, RA_WINXP64};
1592
1593 /* case handling */
1594 enum case_handling {CASE_LOWER,CASE_UPPER};
1595
1596 /* ACL compatibility */
1597 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
1598 /*
1599 * Global value meaing that the smb_uid field should be
1600 * ingored (in share level security and protocol level == CORE)
1601 */
1602
1603 #define UID_FIELD_INVALID 0
1604 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1605
1606 /*
1607 * Size of buffer to use when moving files across filesystems.
1608 */
1609 #define COPYBUF_SIZE (8*1024)
1610
1611 /*
1612 * Used in chaining code.
1613 */
1614 extern int chain_size;
1615
1616 /*
1617 * Map the Core and Extended Oplock requesst bits down
1618 * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1619 */
1620
1621 /*
1622 * Core protocol.
1623 */
1624 #define CORE_OPLOCK_REQUEST(inbuf) \
1625 ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1626
1627 /*
1628 * Extended protocol.
1629 */
1630 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1631
1632 /* Lock types. */
1633 #define LOCKING_ANDX_SHARED_LOCK 0x1
1634 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1635 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1636 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1637 #define LOCKING_ANDX_LARGE_FILES 0x10
1638
1639 /*
1640 * Bits we test with.
1641 * Note these must fit into 16-bits.
1642 */
1643
1644 #define NO_OPLOCK 0x0
1645 #define EXCLUSIVE_OPLOCK 0x1
1646 #define BATCH_OPLOCK 0x2
1647 #define LEVEL_II_OPLOCK 0x4
1648
1649 /* The following are Samba-private. */
1650 #define INTERNAL_OPEN_ONLY 0x8
1651 #define FAKE_LEVEL_II_OPLOCK 0x10 /* Client requested no_oplock, but we have to
1652 * inform potential level2 holders on
1653 * write. */
1654 #define DEFERRED_OPEN_ENTRY 0x20
1655 #define UNUSED_SHARE_MODE_ENTRY 0x40
1656 #define FORCE_OPLOCK_BREAK_TO_NONE 0x80
1657
1658 /* None of the following should ever appear in fsp->oplock_request. */
1659 #define SAMBA_PRIVATE_OPLOCK_MASK (INTERNAL_OPEN_ONLY|DEFERRED_OPEN_ENTRY|UNUSED_SHARE_MODE_ENTRY|FORCE_OPLOCK_BREAK_TO_NONE)
1660
1661 #define EXCLUSIVE_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)EXCLUSIVE_OPLOCK|(unsigned int)BATCH_OPLOCK))
1662 #define BATCH_OPLOCK_TYPE(lck) ((lck) & (unsigned int)BATCH_OPLOCK)
1663 #define LEVEL_II_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)LEVEL_II_OPLOCK|(unsigned int)FAKE_LEVEL_II_OPLOCK))
1664
1665 struct inform_level2_message {
1666 SMB_DEV_T dev;
1667 SMB_INO_T inode;
1668 uint16 mid;
1669 unsigned long target_file_id;
1670 unsigned long source_file_id;
1671 };
1672
1673 /* kernel_oplock_message definition.
1674
1675 struct kernel_oplock_message {
1676 SMB_DEV_T dev;
1677 SMB_INO_T inode;
1678 unsigned long file_id;
1679 };
1680
1681 Offset Data length.
1682 0 SMB_DEV_T dev 8 bytes.
1683 8 SMB_INO_T inode 8 bytes
1684 16 unsigned long file_id 4 bytes
1685 20
1686
1687 */
1688 #define MSG_SMB_KERNEL_BREAK_SIZE 20
1689
1690 /* file_renamed_message definition.
1691
1692 struct file_renamed_message {
1693 SMB_DEV_T dev;
1694 SMB_INO_T inode;
1695 char names[1]; A variable area containing sharepath and filename.
1696 };
1697
1698 Offset Data length.
1699 0 SMB_DEV_T dev 8 bytes.
1700 8 SMB_INO_T inode 8 bytes
1701 16 char [] name zero terminated namelen bytes
1702 minimum length == 18.
1703
1704 */
1705
1706 #define MSG_FILE_RENAMED_MIN_SIZE 16
1707
1708 /*
1709 * On the wire return values for oplock types.
1710 */
1711
1712 #define CORE_OPLOCK_GRANTED (1<<5)
1713 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1714
1715 #define NO_OPLOCK_RETURN 0
1716 #define EXCLUSIVE_OPLOCK_RETURN 1
1717 #define BATCH_OPLOCK_RETURN 2
1718 #define LEVEL_II_OPLOCK_RETURN 3
1719
1720 /* Oplock levels */
1721 #define OPLOCKLEVEL_NONE 0
1722 #define OPLOCKLEVEL_II 1
1723
1724 /*
1725 * Capabilities abstracted for different systems.
1726 */
1727
1728 enum smbd_capability {
1729 KERNEL_OPLOCK_CAPABILITY,
1730 DMAPI_ACCESS_CAPABILITY,
1731 LEASE_CAPABILITY
1732 };
1733
1734 /* if a kernel does support oplocks then a structure of the following
1735 typee is used to describe how to interact with the kernel */
1736 struct kernel_oplocks {
1737 files_struct * (*receive_message)(fd_set *fds);
1738 bool (*set_oplock)(files_struct *fsp, int oplock_type);
1739 void (*release_oplock)(files_struct *fsp);
1740 bool (*msg_waiting)(fd_set *fds);
1741 int notification_fd;
1742 };
1743
1744 #include "smb_macros.h"
1745
1746 #define MAX_NETBIOSNAME_LEN 16
1747 /* DOS character, NetBIOS namestring. Type used on the wire. */
1748 typedef char nstring[MAX_NETBIOSNAME_LEN];
1749 /* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */
1750 typedef char unstring[MAX_NETBIOSNAME_LEN*4];
1751
1752 /* A netbios name structure. */
1753 struct nmb_name {
1754 nstring name;
1755 char scope[64];
1756 unsigned int name_type;
1757 };
1758
1759 /* A netbios node status array element. */
1760 typedef struct node_status_ {
1761 nstring name;
1762 unsigned char type;
1763 unsigned char flags;
1764 } NODE_STATUS_STRUCT;
1765
1766 /* The extra info from a NetBIOS node status query */
1767 struct node_status_extra {
1768 unsigned char mac_addr[6];
1769 /* There really is more here ... */
1770 };
1771
1772 struct pwd_info {
1773 bool null_pwd;
1774 bool cleartext;
1775
1776 fstring password;
1777 };
1778
1779 /* For split krb5 SPNEGO blobs. */
1780 struct pending_auth_data {
1781 struct pending_auth_data *prev, *next;
1782 uint16 vuid; /* Tag for this entry. */
1783 uint16 smbpid; /* Alternate tag for this entry. */
1784 size_t needed_len;
1785 DATA_BLOB partial_data;
1786 };
1787
1788 typedef struct user_struct {
1789 struct user_struct *next, *prev;
1790 uint16 vuid; /* Tag for this entry. */
1791 uid_t uid; /* uid of a validated user */
1792 gid_t gid; /* gid of a validated user */
1793
1794 userdom_struct user;
1795 const char *homedir;
1796 const char *unix_homedir;
1797 const char *logon_script;
1798
1799 bool guest;
1800
1801 /* following groups stuff added by ih */
1802 /* This groups info is needed for when we become_user() for this uid */
1803 int n_groups;
1804 gid_t *groups;
1805
1806 NT_USER_TOKEN *nt_user_token;
1807
1808 DATA_BLOB session_key;
1809
1810 char *session_keystr; /* used by utmp and pam session code.
1811 TDB key string */
1812 int homes_snum;
1813
1814 struct auth_serversupplied_info *server_info;
1815
1816 struct auth_ntlmssp_state *auth_ntlmssp_state;
1817 } user_struct;
1818
1819 struct unix_error_map {
1820 int unix_error;
1821 int dos_class;
1822 int dos_code;
1823 NTSTATUS nt_error;
1824 };
1825
1826 /*
1827 * Size of new password account encoding string. This is enough space to
1828 * hold 11 ACB characters, plus the surrounding [] and a terminating null.
1829 * Do not change unless you are adding new ACB bits!
1830 */
1831
1832 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1833
1834 /*
1835 Do you want session setups at user level security with a invalid
1836 password to be rejected or allowed in as guest? WinNT rejects them
1837 but it can be a pain as it means "net view" needs to use a password
1838
1839 You have 3 choices in the setting of map_to_guest:
1840
1841 "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1842 are rejected. This is the default.
1843
1844 "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1845 are rejected, unless the username does not exist, in which case it
1846 is treated as a guest login
1847
1848 "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1849 are treated as a guest login
1850
1851 Note that map_to_guest only has an effect in user or server
1852 level security.
1853 */
1854
1855 #define NEVER_MAP_TO_GUEST 0
1856 #define MAP_TO_GUEST_ON_BAD_USER 1
1857 #define MAP_TO_GUEST_ON_BAD_PASSWORD 2
1858 #define MAP_TO_GUEST_ON_BAD_UID 3
1859
1860 #define SAFE_NETBIOS_CHARS ". -_"
1861
1862 /* generic iconv conversion structure */
1863 typedef struct _smb_iconv_t {
1864 size_t (*direct)(void *cd, const char **inbuf, size_t *inbytesleft,
1865 char **outbuf, size_t *outbytesleft);
1866 size_t (*pull)(void *cd, const char **inbuf, size_t *inbytesleft,
1867 char **outbuf, size_t *outbytesleft);
1868 size_t (*push)(void *cd, const char **inbuf, size_t *inbytesleft,
1869 char **outbuf, size_t *outbytesleft);
1870 void *cd_direct, *cd_pull, *cd_push;
1871 char *from_name, *to_name;
1872 } *smb_iconv_t;
1873
1874 /* The maximum length of a trust account password.
1875 Used when we randomly create it, 15 char passwords
1876 exceed NT4's max password length */
1877
1878 #define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14
1879
1880 #include "popt_common.h"
1881
1882 #define PORT_NONE 0
1883 #ifndef LDAP_PORT
1884 #define LDAP_PORT 389
1885 #endif
1886
1887 /* used by the IP comparison function */
1888 struct ip_service {
1889 struct sockaddr_storage ss;
1890 unsigned port;
1891 };
1892
1893 /* Special name type used to cause a _kerberos DNS lookup. */
1894 #define KDC_NAME_TYPE 0xDCDC
1895
1896 /* Used by the SMB signing functions. */
1897
1898 typedef struct smb_sign_info {
1899 void (*sign_outgoing_message)(char *outbuf, struct smb_sign_info *si);
1900 bool (*check_incoming_message)(const char *inbuf, struct smb_sign_info *si, bool must_be_ok);
1901 void (*free_signing_context)(struct smb_sign_info *si);
1902 void *signing_context;
1903
1904 bool negotiated_smb_signing;
1905 bool allow_smb_signing;
1906 bool doing_signing;
1907 bool mandatory_signing;
1908 bool seen_valid; /* Have I ever seen a validly signed packet? */
1909 } smb_sign_info;
1910
1911 struct ea_struct {
1912 uint8 flags;
1913 char *name;
1914 DATA_BLOB value;
1915 };
1916
1917 struct ea_list {
1918 struct ea_list *next, *prev;
1919 struct ea_struct ea;
1920 };
1921
1922 /* EA names used internally in Samba. KEEP UP TO DATE with prohibited_ea_names in trans2.c !. */
1923 #define SAMBA_POSIX_INHERITANCE_EA_NAME "user.SAMBA_PAI"
1924 /* EA to use for DOS attributes */
1925 #define SAMBA_XATTR_DOS_ATTRIB "user.DOSATTRIB"
1926 /* Prefix for DosStreams in the vfs_streams_xattr module */
1927 #define SAMBA_XATTR_DOSSTREAM_PREFIX "user.DosStream."
1928
1929 #define UUID_SIZE 16
1930
1931 #define UUID_FLAT_SIZE 16
1932 typedef struct uuid_flat {
1933 uint8 info[UUID_FLAT_SIZE];
1934 } UUID_FLAT;
1935
1936 /* map readonly options */
1937 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
1938
1939 /* usershare error codes. */
1940 enum usershare_err {
1941 USERSHARE_OK=0,
1942 USERSHARE_MALFORMED_FILE,
1943 USERSHARE_BAD_VERSION,
1944 USERSHARE_MALFORMED_PATH,
1945 USERSHARE_MALFORMED_COMMENT_DEF,
1946 USERSHARE_MALFORMED_ACL_DEF,
1947 USERSHARE_ACL_ERR,
1948 USERSHARE_PATH_NOT_ABSOLUTE,
1949 USERSHARE_PATH_IS_DENIED,
1950 USERSHARE_PATH_NOT_ALLOWED,
1951 USERSHARE_PATH_NOT_DIRECTORY,
1952 USERSHARE_POSIX_ERR
1953 };
1954
1955 /* Different reasons for closing a file. */
1956 enum file_close_type {NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE};
1957
1958 /* Used in SMB_FS_OBJECTID_INFORMATION requests. Must be exactly 48 bytes. */
1959 #define SAMBA_EXTENDED_INFO_MAGIC 0x536d4261 /* "SmBa" */
1960 #define SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH 28
1961 struct smb_extended_info {
1962 uint32 samba_magic; /* Always SAMBA_EXTRA_INFO_MAGIC */
1963 uint32 samba_version; /* Major/Minor/Release/Revision */
1964 uint32 samba_subversion; /* Prerelease/RC/Vendor patch */
1965 NTTIME samba_gitcommitdate;
1966 char samba_version_string[SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH];
1967 };
1968
1969 #endif /* _SMB_H */
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