2 Unix SMB/CIFS implementation.
3 SMB parameters and setup, plus a whole lot more.
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
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.
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.
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/>.
29 #include "libcli/smb/smb_common.h"
31 /* logged when starting the various Samba daemons */
32 #define COPYRIGHT_STARTUP_MESSAGE "Copyright Andrew Tridgell and the Samba Team 1992-2011"
35 #if defined(LARGE_SMB_OFF_T)
36 #define BUFFER_SIZE (128*1024)
37 #else /* no large readwrite possible */
38 #define BUFFER_SIZE (0xFFFF)
41 #define SAFETY_MARGIN 1024
42 #define LARGE_WRITEX_HDR_SIZE 65
45 #define DGRAM_PORT 138
48 #define SMB_PORTS "445 139"
50 #define Undefined (-1)
58 #ifndef DEF_CREATE_MASK
59 #define DEF_CREATE_MASK (0755)
62 /* string manipulation flags - see clistr.c and srvstr.c */
63 #define STR_TERMINATE 1
67 #define STR_NOALIGN 16
68 #define STR_TERMINATE_ASCII 128
70 /* how long to wait for secondary SMB packets (milli-seconds) */
71 #define SMB_SECONDARY_WAIT (60*1000)
74 #include "lib/util/debug.h"
75 #include "lib/util/debug_s3.h"
77 /* this defines the error codes that receive_smb can put in smb_read_error */
78 enum smb_read_errors {
83 SMB_WRITE_ERROR, /* This error code can go into the client smb_rw_error. */
86 SMB_DO_NOT_DO_TDIS, /* cli_close_connection() check for this when smbfs wants to keep tree connected */
90 #define DIR_STRUCT_SIZE 43
92 /* these define the attribute byte as seen by DOS */
93 #define aRONLY (1L<<0) /* 0x01 */
94 #define aHIDDEN (1L<<1) /* 0x02 */
95 #define aSYSTEM (1L<<2) /* 0x04 */
96 #define aVOLID (1L<<3) /* 0x08 */
97 #define aDIR (1L<<4) /* 0x10 */
98 #define aARCH (1L<<5) /* 0x20 */
109 #define DOS_OPEN_RDONLY 0
110 #define DOS_OPEN_WRONLY 1
111 #define DOS_OPEN_RDWR 2
112 #define DOS_OPEN_EXEC 3
113 #define DOS_OPEN_FCB 0xF
115 /* define shifts and masks for share and open modes. */
116 #define OPENX_MODE_MASK 0xF
117 #define DENY_MODE_SHIFT 4
118 #define DENY_MODE_MASK 0x7
119 #define GET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
120 #define SET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
121 #define GET_DENY_MODE(x) (((x)>>DENY_MODE_SHIFT) & DENY_MODE_MASK)
122 #define SET_DENY_MODE(x) (((x) & DENY_MODE_MASK) <<DENY_MODE_SHIFT)
124 /* Sync on open file (not sure if used anymore... ?) */
125 #define FILE_SYNC_OPENMODE (1<<14)
126 #define GET_FILE_SYNC_OPENMODE(x) (((x) & FILE_SYNC_OPENMODE) ? True : False)
128 /* open disposition values */
129 #define OPENX_FILE_EXISTS_FAIL 0
130 #define OPENX_FILE_EXISTS_OPEN 1
131 #define OPENX_FILE_EXISTS_TRUNCATE 2
133 /* mask for open disposition. */
134 #define OPENX_FILE_OPEN_MASK 0x3
136 #define GET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
137 #define SET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
139 /* The above can be OR'ed with... */
140 #define OPENX_FILE_CREATE_IF_NOT_EXIST 0x10
141 #define OPENX_FILE_FAIL_IF_NOT_EXIST 0
143 typedef union unid_t {
148 /* pipe string names */
151 #define MAXSUBAUTHS 15 /* max sub authorities in a SID */
154 #define SID_MAX_SIZE ((size_t)(8+(MAXSUBAUTHS*4)))
156 #define LOOKUP_NAME_NONE 0x00000000
157 #define LOOKUP_NAME_ISOLATED 0x00000001 /* Look up unqualified names */
158 #define LOOKUP_NAME_REMOTE 0x00000002 /* Ask others */
159 #define LOOKUP_NAME_GROUP 0x00000004 /* (unused) This is a NASTY hack for
160 valid users = @foo where foo also
161 exists in as user. */
162 #define LOOKUP_NAME_NO_NSS 0x00000008 /* no NSS calls to avoid
163 winbind recursions */
164 #define LOOKUP_NAME_BUILTIN 0x00000010 /* builtin names */
165 #define LOOKUP_NAME_WKN 0x00000020 /* well known names */
166 #define LOOKUP_NAME_DOMAIN 0x00000040 /* only lookup own domain */
167 #define LOOKUP_NAME_LOCAL (LOOKUP_NAME_ISOLATED\
168 |LOOKUP_NAME_BUILTIN\
171 #define LOOKUP_NAME_ALL (LOOKUP_NAME_ISOLATED\
173 |LOOKUP_NAME_BUILTIN\
177 #include "librpc/gen_ndr/dcerpc.h"
178 #include "librpc/gen_ndr/security.h"
181 * The complete list of SIDS belonging to this user.
182 * Created when a vuid is registered.
183 * The definition of the user_sids array is as follows :
185 * token->user_sids[0] = primary user SID.
186 * token->user_sids[1] = primary group SID.
187 * token->user_sids[2..num_sids] = supplementary group SIDS.
190 #define PRIMARY_USER_SID_INDEX 0
191 #define PRIMARY_GROUP_SID_INDEX 1
193 typedef struct write_cache {
204 uint64_t position_information;
206 uint32 private_options; /* NT Create options, but we only look at
207 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
208 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB and
209 * NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE
210 * for print files *only*, where
211 * DELETE_ON_CLOSE is not stored in the share
214 unsigned long gen_id;
218 struct share_mode_entry;
222 struct rpc_cli_smbd_conn;
223 struct fncall_context;
225 struct vfs_fsp_data {
226 struct vfs_fsp_data *next;
227 struct vfs_handle_struct *owner;
228 void (*destroy)(void *p_data);
230 /* NOTE: This structure contains four pointers so that we can guarantee
231 * that the end of the structure is always both 4-byte and 8-byte aligned.
235 /* the basic packet size, assuming no words or bytes */
238 struct notify_change {
243 struct notify_mid_map;
246 struct notify_change_request;
247 struct sys_notify_backend;
248 struct sys_notify_context {
249 struct event_context *ev;
250 struct connection_struct *conn;
251 void *private_data; /* For use by the system backend */
254 struct notify_change_buf {
256 * If no requests are pending, changes are queued here. Simple array,
261 * num_changes == -1 means that we have got a catch-all change, when
262 * asked we just return NT_STATUS_OK without specific changes.
265 struct notify_change *changes;
268 * If no changes are around requests are queued here. Using a linked
269 * list, because we have to append at the end and delete from the top.
271 struct notify_change_request *requests;
274 struct print_file_data {
278 struct policy_handle handle;
283 typedef struct files_struct {
284 struct files_struct *next, *prev;
286 struct connection_struct *conn;
287 struct fd_handle *fh;
288 unsigned int num_smb_operations;
289 struct file_id file_id;
290 uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
295 struct timeval open_time;
296 uint32 access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
297 uint32 share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
299 bool update_write_time_triggered;
300 struct timed_event *update_write_time_event;
301 bool update_write_time_on_close;
302 struct timespec close_write_time;
303 bool write_time_forced;
306 int sent_oplock_break;
307 struct timed_event *oplock_timeout;
308 struct lock_struct last_lock_failure;
309 int current_lock_count; /* Count the number of outstanding locks and pending locks. */
311 struct share_mode_entry *pending_break_messages;
312 int num_pending_break_messages;
319 bool aio_write_behind;
321 bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
322 bool delete_on_close;
325 struct smb_filename *fsp_name;
326 uint32_t name_hash; /* Jenkins hash of full pathname. */
328 struct vfs_fsp_data *vfs_extension;
329 struct fake_file_handle *fake_file_handle;
331 struct notify_change_buf *notify;
333 struct files_struct *base_fsp; /* placeholder for delete on close */
336 * Read-only cached brlock record, thrown away when the
337 * brlock.tdb seqnum changes. This avoids fetching data from
338 * the brlock.tdb on every read/write call.
341 struct byte_range_lock *brlock_rec;
343 struct dptr_struct *dptr;
345 /* if not NULL, means this is a print file */
346 struct print_file_data *print_file;
350 #include "ntquotas.h"
351 #include "sysquotas.h"
353 struct client_address {
354 char addr[INET6_ADDRSTRLEN];
358 struct vuid_cache_entry {
359 struct auth_serversupplied_info *session_info;
365 unsigned int next_entry;
366 struct vuid_cache_entry array[VUID_CACHE_SIZE];
372 } name_compare_entry;
375 struct trans_state *next, *prev;
379 uint32 max_param_return;
380 uint32 max_data_return;
381 uint32 max_setup_return;
383 uint8 cmd; /* SMBtrans or SMBtrans2 */
385 char *name; /* for trans requests */
386 uint16 call; /* for trans2 and nttrans requests */
388 bool close_on_completion;
391 unsigned int setup_count;
394 size_t received_data;
395 size_t received_param;
405 * Info about an alternate data stream
408 struct stream_struct {
410 SMB_OFF_T alloc_size;
414 /* Include VFS stuff */
416 #include "smb_acls.h"
419 struct dfree_cached_info {
420 time_t last_dfree_time;
429 struct share_params {
433 struct share_iterator {
437 typedef struct connection_struct {
438 struct connection_struct *next, *prev;
439 struct smbd_server_connection *sconn; /* can be NULL */
440 unsigned cnum; /* an index passed over the wire */
441 struct share_params *params;
443 struct vuid_cache vuid_cache;
446 bool read_only; /* Attributes for the current user of the share. */
447 /* Does this filesystem honor
448 sub second timestamps on files
449 and directories when setting time ? */
450 enum timestamp_set_resolution ts_res;
454 struct vfs_handle_struct *vfs_handles; /* for the new plugins */
457 * This represents the user information on this connection. Depending
458 * on the vuid using this tid, this might change per SMB request.
460 struct auth_serversupplied_info *session_info;
463 * If the "force group" parameter is set, this is the primary gid that
464 * may be used in the users token, depending on the vuid using this tid.
466 gid_t force_group_gid;
468 uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
471 time_t lastused_count;
474 unsigned int num_smb_operations; /* Count of smb operations on this tree. */
478 /* Semantics requested by the client or forced by the server config. */
481 bool short_case_preserve;
483 /* Semantics provided by the underlying filesystem. */
485 /* Device number of the directory of the share mount.
486 Used to ensure unique FileIndex returns. */
487 SMB_DEV_T base_share_dev;
489 name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
490 name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
491 name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
492 name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
493 struct dfree_cached_info *dfree_info;
494 struct trans_state *pending_trans;
495 struct notify_context *notify_ctx;
497 struct rpc_pipe_client *spoolss_pipe;
501 struct current_user {
502 connection_struct *conn;
504 struct security_unix_token ut;
505 struct security_token *nt_user_token;
508 struct smbd_smb2_request;
514 uint64_t mid; /* For compatibility with SMB2. */
525 * Async handling in the main smb processing loop is directed by
526 * outbuf: reply_xxx routines indicate sync behaviour by putting their
527 * reply into "outbuf". If they leave it as NULL, they take of it
528 * themselves, possibly later.
530 * If async handling is wanted, the reply_xxx routine must make sure
531 * that it talloc_move()s the smb_req somewhere else.
537 connection_struct *conn;
538 struct smbd_server_connection *sconn;
539 struct smb_perfcount_data pcd;
542 * Chained request handling
544 struct files_struct *chain_fsp;
547 * Here we collect the outbufs from the chain handlers
549 uint8_t *chain_outbuf;
552 * state information for async smb handling
559 * Back pointer to smb2 request.
561 struct smbd_smb2_request *smb2req;
564 /* Defines for the sent_oplock_break field above. */
565 #define NO_BREAK_SENT 0
566 #define BREAK_TO_NONE_SENT 1
567 #define LEVEL_II_BREAK_SENT 2
570 fstring smb_name; /* user name from the client */
571 fstring unix_name; /* unix user name of a validated user */
572 fstring domain; /* domain that the client specified */
575 /* used for server information: client, nameserv and ipc */
576 struct server_info_struct {
580 fstring domain; /* used ONLY in ipc.c NOT namework.c */
581 bool server_added; /* used ONLY in ipc.c NOT namework.c */
584 /* used for network interfaces */
586 struct interface *next, *prev;
589 struct sockaddr_storage ip;
590 struct sockaddr_storage netmask;
591 struct sockaddr_storage bcast;
594 /* Internal message queue for deferred opens. */
595 struct pending_message_list {
596 struct pending_message_list *next, *prev;
597 struct timeval request_time; /* When was this first issued? */
598 struct timed_event *te;
599 struct smb_perfcount_data pcd;
604 DATA_BLOB private_data;
607 #define SHARE_MODE_FLAG_POSIX_OPEN 0x1
609 #include "librpc/gen_ndr/server_id.h"
611 /* struct returned by get_share_modes */
612 struct share_mode_entry {
613 struct server_id pid;
614 uint64_t op_mid; /* For compatibility with SMB2 opens. */
616 uint32 access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
617 uint32 share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
618 uint32 private_options; /* NT Create options, but we only look at
619 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
620 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB for
621 * smbstatus and swat */
624 unsigned long share_file_id;
625 uint32 uid; /* uid of file opener. */
626 uint16 flags; /* See SHARE_MODE_XX above. */
627 uint32_t name_hash; /* Jenkins hash of full pathname. */
630 /* oplock break message definition - linearization of share_mode_entry.
633 0 struct server_id pid 4
636 14 uint32 access_mask 4
637 18 uint32 share_access 4
638 22 uint32 private_options 4
640 30 uint32 time usec 4
641 34 uint64 dev 8 bytes
642 42 uint64 inode 8 bytes
643 50 uint64 extid 8 bytes
644 58 unsigned long file_id 4 bytes
645 62 uint32 uid 4 bytes
646 66 uint16 flags 2 bytes
647 68 uint32 name_hash 4 bytes
652 #define OP_BREAK_MSG_PID_OFFSET 0
653 #define OP_BREAK_MSG_MID_OFFSET 4
654 #define OP_BREAK_MSG_OP_TYPE_OFFSET 12
655 #define OP_BREAK_MSG_ACCESS_MASK_OFFSET 14
656 #define OP_BREAK_MSG_SHARE_ACCESS_OFFSET 18
657 #define OP_BREAK_MSG_PRIV_OFFSET 22
658 #define OP_BREAK_MSG_TIME_SEC_OFFSET 26
659 #define OP_BREAK_MSG_TIME_USEC_OFFSET 30
660 #define OP_BREAK_MSG_DEV_OFFSET 34
661 #define OP_BREAK_MSG_INO_OFFSET 42
662 #define OP_BREAK_MSG_EXTID_OFFSET 50
663 #define OP_BREAK_MSG_FILE_ID_OFFSET 58
664 #define OP_BREAK_MSG_UID_OFFSET 62
665 #define OP_BREAK_MSG_FLAGS_OFFSET 66
666 #define OP_BREAK_MSG_NAME_HASH_OFFSET 68
668 #define OP_BREAK_MSG_VNN_OFFSET 72
669 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 76
671 struct delete_token_list {
672 struct delete_token_list *next, *prev;
674 struct security_unix_token *delete_token;
677 struct share_mode_lock {
678 const char *servicepath; /* canonicalized. */
679 const char *base_name;
680 const char *stream_name;
683 struct share_mode_entry *share_modes;
684 struct delete_token_list *delete_tokens;
685 struct timespec old_write_time;
686 struct timespec changed_write_time;
689 struct db_record *record;
693 * Internal structure of locking.tdb share mode db.
694 * Used by locking.c and libsmbsharemodes.c
697 struct locking_data {
700 int num_share_mode_entries;
701 struct timespec old_write_time;
702 struct timespec changed_write_time;
703 uint32 num_delete_token_entries;
705 struct share_mode_entry dummy; /* Needed for alignment. */
707 /* The following four entries are implicit
709 (1) struct share_mode_entry modes[num_share_mode_entries];
711 (2) A num_delete_token_entries of structs {
712 uint32_t len_delete_token;
713 char unix_token[len_delete_token] (divisible by 4).
716 (3) char share_name[];
717 (4) char file_name[];
721 /* Used to store pipe open records for NetFileEnum() */
723 struct pipe_open_rec {
724 struct server_id pid;
731 #define NT_HASH_LEN 16
732 #define LM_HASH_LEN 16
734 /* Password history contants. */
735 #define PW_HISTORY_SALT_LEN 16
736 #define SALTED_MD5_HASH_LEN 16
737 #define PW_HISTORY_ENTRY_LEN (PW_HISTORY_SALT_LEN+SALTED_MD5_HASH_LEN)
738 #define MAX_PW_HISTORY_LEN 24
741 * Flags for local user manipulation.
744 #define LOCAL_ADD_USER 0x1
745 #define LOCAL_DELETE_USER 0x2
746 #define LOCAL_DISABLE_USER 0x4
747 #define LOCAL_ENABLE_USER 0x8
748 #define LOCAL_TRUST_ACCOUNT 0x10
749 #define LOCAL_SET_NO_PASSWORD 0x20
750 #define LOCAL_SET_PASSWORD 0x40
751 #define LOCAL_SET_LDAP_ADMIN_PW 0x80
752 #define LOCAL_INTERDOM_ACCOUNT 0x100
753 #define LOCAL_AM_ROOT 0x200 /* Act as root */
755 /* key and data in the connections database - used in smbstatus and smbd */
756 struct connections_key {
757 struct server_id pid;
762 struct connections_data {
764 struct server_id pid;
768 char servicename[FSTRING_LEN];
770 char machine[FSTRING_LEN];
774 * This field used to hold the msg_flags. For compatibility reasons,
775 * keep the data structure in the tdb file the same.
777 uint32 unused_compatitibility_field;
781 /* the following are used by loadparm for option lists */
783 P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
784 P_STRING,P_USTRING,P_ENUM,P_SEP
788 P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
801 bool (*special)(int snum, const char *, char **);
802 const struct enum_list *enum_list;
813 /* The following flags are used in SWAT */
814 #define FLAG_BASIC 0x0001 /* Display only in BASIC view */
815 #define FLAG_SHARE 0x0002 /* file sharing options */
816 #define FLAG_PRINT 0x0004 /* printing options */
817 #define FLAG_GLOBAL 0x0008 /* local options that should be globally settable in SWAT */
818 #define FLAG_WIZARD 0x0010 /* Parameters that the wizard will operate on */
819 #define FLAG_ADVANCED 0x0020 /* Parameters that will be visible in advanced view */
820 #define FLAG_DEVELOPER 0x0040 /* No longer used */
821 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
822 #define FLAG_HIDE 0x2000 /* options that should be hidden in SWAT */
823 #define FLAG_DOS_STRING 0x4000 /* convert from UNIX to DOS codepage when reading this string. */
824 #define FLAG_META 0x8000 /* A meta directive - not a real parameter */
825 #define FLAG_CMDLINE 0x10000 /* option has been overridden */
832 /* offsets into message for common items */
839 #define smb_pidhigh 16
840 #define smb_ss_field 18
866 /* flag defines. CIFS spec 3.1.1 */
867 #define FLAG_SUPPORT_LOCKREAD 0x01
868 #define FLAG_CLIENT_BUF_AVAIL 0x02
869 #define FLAG_RESERVED 0x04
870 #define FLAG_CASELESS_PATHNAMES 0x08
871 #define FLAG_CANONICAL_PATHNAMES 0x10
872 #define FLAG_REQUEST_OPLOCK 0x20
873 #define FLAG_REQUEST_BATCH_OPLOCK 0x40
874 #define FLAG_REPLY 0x80
877 #define SMBmkdir 0x00 /* create directory */
878 #define SMBrmdir 0x01 /* delete directory */
879 #define SMBopen 0x02 /* open file */
880 #define SMBcreate 0x03 /* create file */
881 #define SMBclose 0x04 /* close file */
882 #define SMBflush 0x05 /* flush file */
883 #define SMBunlink 0x06 /* delete file */
884 #define SMBmv 0x07 /* rename file */
885 #define SMBgetatr 0x08 /* get file attributes */
886 #define SMBsetatr 0x09 /* set file attributes */
887 #define SMBread 0x0A /* read from file */
888 #define SMBwrite 0x0B /* write to file */
889 #define SMBlock 0x0C /* lock byte range */
890 #define SMBunlock 0x0D /* unlock byte range */
891 #define SMBctemp 0x0E /* create temporary file */
892 #define SMBmknew 0x0F /* make new file */
893 #define SMBcheckpath 0x10 /* check directory path */
894 #define SMBexit 0x11 /* process exit */
895 #define SMBlseek 0x12 /* seek */
896 #define SMBtcon 0x70 /* tree connect */
897 #define SMBtconX 0x75 /* tree connect and X*/
898 #define SMBtdis 0x71 /* tree disconnect */
899 #define SMBnegprot 0x72 /* negotiate protocol */
900 #define SMBdskattr 0x80 /* get disk attributes */
901 #define SMBsearch 0x81 /* search directory */
902 #define SMBsplopen 0xC0 /* open print spool file */
903 #define SMBsplwr 0xC1 /* write to print spool file */
904 #define SMBsplclose 0xC2 /* close print spool file */
905 #define SMBsplretq 0xC3 /* return print queue */
906 #define SMBsends 0xD0 /* send single block message */
907 #define SMBsendb 0xD1 /* send broadcast message */
908 #define SMBfwdname 0xD2 /* forward user name */
909 #define SMBcancelf 0xD3 /* cancel forward */
910 #define SMBgetmac 0xD4 /* get machine name */
911 #define SMBsendstrt 0xD5 /* send start of multi-block message */
912 #define SMBsendend 0xD6 /* send end of multi-block message */
913 #define SMBsendtxt 0xD7 /* send text of multi-block message */
916 #define SMBlockread 0x13 /* Lock a range and read */
917 #define SMBwriteunlock 0x14 /* Unlock a range then write */
918 #define SMBreadbraw 0x1a /* read a block of data with no smb header */
919 #define SMBwritebraw 0x1d /* write a block of data with no smb header */
920 #define SMBwritec 0x20 /* secondary write request */
921 #define SMBwriteclose 0x2c /* write a file then close it */
923 /* dos extended protocol */
924 #define SMBreadBraw 0x1A /* read block raw */
925 #define SMBreadBmpx 0x1B /* read block multiplexed */
926 #define SMBreadBs 0x1C /* read block (secondary response) */
927 #define SMBwriteBraw 0x1D /* write block raw */
928 #define SMBwriteBmpx 0x1E /* write block multiplexed */
929 #define SMBwriteBs 0x1F /* write block (secondary request) */
930 #define SMBwriteC 0x20 /* write complete response */
931 #define SMBsetattrE 0x22 /* set file attributes expanded */
932 #define SMBgetattrE 0x23 /* get file attributes expanded */
933 #define SMBlockingX 0x24 /* lock/unlock byte ranges and X */
934 #define SMBtrans 0x25 /* transaction - name, bytes in/out */
935 #define SMBtranss 0x26 /* transaction (secondary request/response) */
936 #define SMBioctl 0x27 /* IOCTL */
937 #define SMBioctls 0x28 /* IOCTL (secondary request/response) */
938 #define SMBcopy 0x29 /* copy */
939 #define SMBmove 0x2A /* move */
940 #define SMBecho 0x2B /* echo */
941 #define SMBopenX 0x2D /* open and X */
942 #define SMBreadX 0x2E /* read and X */
943 #define SMBwriteX 0x2F /* write and X */
944 #define SMBsesssetupX 0x73 /* Session Set Up & X (including User Logon) */
945 #define SMBffirst 0x82 /* find first */
946 #define SMBfunique 0x83 /* find unique */
947 #define SMBfclose 0x84 /* find close */
948 #define SMBkeepalive 0x85 /* keepalive */
949 #define SMBinvalid 0xFE /* invalid command */
951 /* Extended 2.0 protocol */
952 #define SMBtrans2 0x32 /* TRANS2 protocol set */
953 #define SMBtranss2 0x33 /* TRANS2 protocol set, secondary command */
954 #define SMBfindclose 0x34 /* Terminate a TRANSACT2_FINDFIRST */
955 #define SMBfindnclose 0x35 /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
956 #define SMBulogoffX 0x74 /* user logoff */
958 /* NT SMB extensions. */
959 #define SMBnttrans 0xA0 /* NT transact */
960 #define SMBnttranss 0xA1 /* NT transact secondary */
961 #define SMBntcreateX 0xA2 /* NT create and X */
962 #define SMBntcancel 0xA4 /* NT cancel */
963 #define SMBntrename 0xA5 /* NT rename */
965 /* These are the trans subcommands */
966 #define TRANSACT_SETNAMEDPIPEHANDLESTATE 0x01
967 #define TRANSACT_DCERPCCMD 0x26
968 #define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53
970 /* These are the TRANS2 sub commands */
971 #define TRANSACT2_OPEN 0x00
972 #define TRANSACT2_FINDFIRST 0x01
973 #define TRANSACT2_FINDNEXT 0x02
974 #define TRANSACT2_QFSINFO 0x03
975 #define TRANSACT2_SETFSINFO 0x04
976 #define TRANSACT2_QPATHINFO 0x05
977 #define TRANSACT2_SETPATHINFO 0x06
978 #define TRANSACT2_QFILEINFO 0x07
979 #define TRANSACT2_SETFILEINFO 0x08
980 #define TRANSACT2_FSCTL 0x09
981 #define TRANSACT2_IOCTL 0x0A
982 #define TRANSACT2_FINDNOTIFYFIRST 0x0B
983 #define TRANSACT2_FINDNOTIFYNEXT 0x0C
984 #define TRANSACT2_MKDIR 0x0D
985 #define TRANSACT2_SESSION_SETUP 0x0E
986 #define TRANSACT2_GET_DFS_REFERRAL 0x10
987 #define TRANSACT2_REPORT_DFS_INCONSISTANCY 0x11
989 /* These are the NT transact sub commands. */
990 #define NT_TRANSACT_CREATE 1
991 #define NT_TRANSACT_IOCTL 2
992 #define NT_TRANSACT_SET_SECURITY_DESC 3
993 #define NT_TRANSACT_NOTIFY_CHANGE 4
994 #define NT_TRANSACT_RENAME 5
995 #define NT_TRANSACT_QUERY_SECURITY_DESC 6
996 #define NT_TRANSACT_GET_USER_QUOTA 7
997 #define NT_TRANSACT_SET_USER_QUOTA 8
999 /* These are the NT transact_get_user_quota sub commands */
1000 #define TRANSACT_GET_USER_QUOTA_LIST_CONTINUE 0x0000
1001 #define TRANSACT_GET_USER_QUOTA_LIST_START 0x0100
1002 #define TRANSACT_GET_USER_QUOTA_FOR_SID 0x0101
1004 /* Relevant IOCTL codes */
1005 #define IOCTL_QUERY_JOB_INFO 0x530060
1007 /* these are the trans2 sub fields for primary requests */
1008 #define smb_tpscnt smb_vwv0
1009 #define smb_tdscnt smb_vwv1
1010 #define smb_mprcnt smb_vwv2
1011 #define smb_mdrcnt smb_vwv3
1012 #define smb_msrcnt smb_vwv4
1013 #define smb_flags smb_vwv5
1014 #define smb_timeout smb_vwv6
1015 #define smb_pscnt smb_vwv9
1016 #define smb_psoff smb_vwv10
1017 #define smb_dscnt smb_vwv11
1018 #define smb_dsoff smb_vwv12
1019 #define smb_suwcnt smb_vwv13
1020 #define smb_setup smb_vwv14
1021 #define smb_setup0 smb_setup
1022 #define smb_setup1 (smb_setup+2)
1023 #define smb_setup2 (smb_setup+4)
1025 /* these are for the secondary requests */
1026 #define smb_spscnt smb_vwv2
1027 #define smb_spsoff smb_vwv3
1028 #define smb_spsdisp smb_vwv4
1029 #define smb_sdscnt smb_vwv5
1030 #define smb_sdsoff smb_vwv6
1031 #define smb_sdsdisp smb_vwv7
1032 #define smb_sfid smb_vwv8
1034 /* and these for responses */
1035 #define smb_tprcnt smb_vwv0
1036 #define smb_tdrcnt smb_vwv1
1037 #define smb_prcnt smb_vwv3
1038 #define smb_proff smb_vwv4
1039 #define smb_prdisp smb_vwv5
1040 #define smb_drcnt smb_vwv6
1041 #define smb_droff smb_vwv7
1042 #define smb_drdisp smb_vwv8
1044 /* these are for the NT trans primary request. */
1045 #define smb_nt_MaxSetupCount smb_vwv0
1046 #define smb_nt_Flags (smb_vwv0 + 1)
1047 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1048 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1049 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1050 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1051 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1052 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1053 #define smb_nt_DataCount (smb_vwv0 + 27)
1054 #define smb_nt_DataOffset (smb_vwv0 + 31)
1055 #define smb_nt_SetupCount (smb_vwv0 + 35)
1056 #define smb_nt_Function (smb_vwv0 + 36)
1057 #define smb_nt_SetupStart (smb_vwv0 + 38)
1059 /* these are for the NT trans secondary request. */
1060 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1061 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1062 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1063 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1064 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1065 #define smb_nts_DataCount (smb_vwv0 + 23)
1066 #define smb_nts_DataOffset (smb_vwv0 + 27)
1067 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1069 /* these are for the NT trans reply. */
1070 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1071 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1072 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1073 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1074 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1075 #define smb_ntr_DataCount (smb_vwv0 + 23)
1076 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1077 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1079 /* these are for the NT create_and_X */
1080 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1081 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1082 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1083 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1084 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1085 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1086 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1087 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1088 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1089 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1090 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1092 /* this is used on a TConX. I'm not sure the name is very helpful though */
1093 #define SMB_SUPPORT_SEARCH_BITS 0x0001
1094 #define SMB_SHARE_IN_DFS 0x0002
1096 /* Named pipe write mode flags. Used in writeX calls. */
1097 #define PIPE_RAW_MODE 0x4
1098 #define PIPE_START_MESSAGE 0x8
1100 /* the desired access to use when opening a pipe */
1101 #define DESIRED_ACCESS_PIPE 0x2019f
1103 /* Mapping of access rights to UNIX perms. */
1104 #define UNIX_ACCESS_RWX FILE_GENERIC_ALL
1105 #define UNIX_ACCESS_R FILE_GENERIC_READ
1106 #define UNIX_ACCESS_W FILE_GENERIC_WRITE
1107 #define UNIX_ACCESS_X FILE_GENERIC_EXECUTE
1109 /* Mapping of access rights to UNIX perms. for a UNIX directory. */
1110 #define UNIX_DIRECTORY_ACCESS_RWX FILE_GENERIC_ALL
1111 #define UNIX_DIRECTORY_ACCESS_R FILE_GENERIC_READ
1112 #define UNIX_DIRECTORY_ACCESS_W (FILE_GENERIC_WRITE|FILE_DELETE_CHILD)
1113 #define UNIX_DIRECTORY_ACCESS_X FILE_GENERIC_EXECUTE
1117 * This is the old mapping we used to use. To get W2KSP2 profiles
1118 * working we need to map to the canonical file perms.
1120 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1121 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1122 FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1123 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1124 FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1125 FILE_APPEND_DATA|FILE_WRITE_DATA)
1126 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1127 FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1130 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1133 #define REQUEST_OPLOCK 2
1134 #define REQUEST_BATCH_OPLOCK 4
1135 #define OPEN_DIRECTORY 8
1136 #define EXTENDED_RESPONSE_REQUIRED 0x10
1138 /* ShareAccess field. */
1139 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1140 #define FILE_SHARE_READ 1
1141 #define FILE_SHARE_WRITE 2
1142 #define FILE_SHARE_DELETE 4
1144 /* FileAttributesField */
1145 #define FILE_ATTRIBUTE_READONLY 0x001L
1146 #define FILE_ATTRIBUTE_HIDDEN 0x002L
1147 #define FILE_ATTRIBUTE_SYSTEM 0x004L
1148 #define FILE_ATTRIBUTE_DIRECTORY 0x010L
1149 #define FILE_ATTRIBUTE_ARCHIVE 0x020L
1150 #define FILE_ATTRIBUTE_NORMAL 0x080L
1151 #define FILE_ATTRIBUTE_TEMPORARY 0x100L
1152 #define FILE_ATTRIBUTE_SPARSE 0x200L
1153 #define FILE_ATTRIBUTE_REPARSE_POINT 0x400L
1154 #define FILE_ATTRIBUTE_COMPRESSED 0x800L
1155 #define FILE_ATTRIBUTE_OFFLINE 0x1000L
1156 #define FILE_ATTRIBUTE_NONINDEXED 0x2000L
1157 #define FILE_ATTRIBUTE_ENCRYPTED 0x4000L
1158 #define SAMBA_ATTRIBUTES_MASK (FILE_ATTRIBUTE_READONLY|\
1159 FILE_ATTRIBUTE_HIDDEN|\
1160 FILE_ATTRIBUTE_SYSTEM|\
1161 FILE_ATTRIBUTE_DIRECTORY|\
1162 FILE_ATTRIBUTE_ARCHIVE)
1164 /* Flags - combined with attributes. */
1165 #define FILE_FLAG_WRITE_THROUGH 0x80000000L
1166 #define FILE_FLAG_NO_BUFFERING 0x20000000L
1167 #define FILE_FLAG_RANDOM_ACCESS 0x10000000L
1168 #define FILE_FLAG_SEQUENTIAL_SCAN 0x08000000L
1169 #define FILE_FLAG_DELETE_ON_CLOSE 0x04000000L
1170 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1171 #define FILE_FLAG_POSIX_SEMANTICS 0x01000000L
1173 /* CreateDisposition field. */
1174 #define FILE_SUPERSEDE 0 /* File exists overwrite/supersede. File not exist create. */
1175 #define FILE_OPEN 1 /* File exists open. File not exist fail. */
1176 #define FILE_CREATE 2 /* File exists fail. File not exist create. */
1177 #define FILE_OPEN_IF 3 /* File exists open. File not exist create. */
1178 #define FILE_OVERWRITE 4 /* File exists overwrite. File not exist fail. */
1179 #define FILE_OVERWRITE_IF 5 /* File exists overwrite. File not exist create. */
1181 /* CreateOptions field. */
1182 #define FILE_DIRECTORY_FILE 0x0001
1183 #define FILE_WRITE_THROUGH 0x0002
1184 #define FILE_SEQUENTIAL_ONLY 0x0004
1185 #define FILE_NO_INTERMEDIATE_BUFFERING 0x0008
1186 #define FILE_SYNCHRONOUS_IO_ALERT 0x0010 /* may be ignored */
1187 #define FILE_SYNCHRONOUS_IO_NONALERT 0x0020 /* may be ignored */
1188 #define FILE_NON_DIRECTORY_FILE 0x0040
1189 #define FILE_CREATE_TREE_CONNECTION 0x0080 /* ignore, should be zero */
1190 #define FILE_COMPLETE_IF_OPLOCKED 0x0100 /* ignore, should be zero */
1191 #define FILE_NO_EA_KNOWLEDGE 0x0200
1192 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400 /* aka OPEN_FOR_RECOVERY: ignore, should be zero */
1193 #define FILE_RANDOM_ACCESS 0x0800
1194 #define FILE_DELETE_ON_CLOSE 0x1000
1195 #define FILE_OPEN_BY_FILE_ID 0x2000
1196 #define FILE_OPEN_FOR_BACKUP_INTENT 0x4000
1197 #define FILE_NO_COMPRESSION 0x8000
1198 #define FILE_RESERVER_OPFILTER 0x00100000 /* ignore, should be zero */
1199 #define FILE_OPEN_REPARSE_POINT 0x00200000
1200 #define FILE_OPEN_NO_RECALL 0x00400000
1201 #define FILE_OPEN_FOR_FREE_SPACE_QUERY 0x00800000 /* ignore should be zero */
1203 #define NTCREATEX_OPTIONS_MUST_IGNORE_MASK (0x008F0480)
1205 #define NTCREATEX_OPTIONS_INVALID_PARAM_MASK (0xFF100030)
1208 * Private create options used by the ntcreatex processing code. From Samba4.
1209 * We reuse some ignored flags for private use. Passed in the private_flags
1212 #define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS 0x0001
1213 #define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB 0x0002
1215 /* Private options for streams support */
1216 #define NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE 0x0004
1218 /* Private options for printer support */
1219 #define NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE 0x0008
1221 /* Responses when opening a file. */
1222 #define FILE_WAS_SUPERSEDED 0
1223 #define FILE_WAS_OPENED 1
1224 #define FILE_WAS_CREATED 2
1225 #define FILE_WAS_OVERWRITTEN 3
1227 /* File type flags */
1228 #define FILE_TYPE_DISK 0
1229 #define FILE_TYPE_BYTE_MODE_PIPE 1
1230 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1231 #define FILE_TYPE_PRINTER 3
1232 #define FILE_TYPE_COMM_DEVICE 4
1233 #define FILE_TYPE_UNKNOWN 0xFFFF
1235 /* Flag for NT transact rename call. */
1236 #define RENAME_REPLACE_IF_EXISTS 1
1238 /* flags for SMBntrename call (from Samba4) */
1239 #define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
1240 #define RENAME_FLAG_HARD_LINK 0x103
1241 #define RENAME_FLAG_RENAME 0x104
1242 #define RENAME_FLAG_COPY 0x105
1244 /* Filesystem Attributes. */
1245 #define FILE_CASE_SENSITIVE_SEARCH 0x00000001
1246 #define FILE_CASE_PRESERVED_NAMES 0x00000002
1247 #define FILE_UNICODE_ON_DISK 0x00000004
1248 /* According to cifs9f, this is 4, not 8 */
1249 /* Acconding to testing, this actually sets the security attribute! */
1250 #define FILE_PERSISTENT_ACLS 0x00000008
1251 #define FILE_FILE_COMPRESSION 0x00000010
1252 #define FILE_VOLUME_QUOTAS 0x00000020
1253 #define FILE_SUPPORTS_SPARSE_FILES 0x00000040
1254 #define FILE_SUPPORTS_REPARSE_POINTS 0x00000080
1255 #define FILE_SUPPORTS_REMOTE_STORAGE 0x00000100
1256 #define FS_LFN_APIS 0x00004000
1257 #define FILE_VOLUME_IS_COMPRESSED 0x00008000
1258 #define FILE_SUPPORTS_OBJECT_IDS 0x00010000
1259 #define FILE_SUPPORTS_ENCRYPTION 0x00020000
1260 #define FILE_NAMED_STREAMS 0x00040000
1261 #define FILE_READ_ONLY_VOLUME 0x00080000
1263 /* ChangeNotify flags. */
1264 #define FILE_NOTIFY_CHANGE_FILE_NAME 0x001
1265 #define FILE_NOTIFY_CHANGE_DIR_NAME 0x002
1266 #define FILE_NOTIFY_CHANGE_ATTRIBUTES 0x004
1267 #define FILE_NOTIFY_CHANGE_SIZE 0x008
1268 #define FILE_NOTIFY_CHANGE_LAST_WRITE 0x010
1269 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1270 #define FILE_NOTIFY_CHANGE_CREATION 0x040
1271 #define FILE_NOTIFY_CHANGE_EA 0x080
1272 #define FILE_NOTIFY_CHANGE_SECURITY 0x100
1273 #define FILE_NOTIFY_CHANGE_STREAM_NAME 0x00000200
1274 #define FILE_NOTIFY_CHANGE_STREAM_SIZE 0x00000400
1275 #define FILE_NOTIFY_CHANGE_STREAM_WRITE 0x00000800
1277 #define FILE_NOTIFY_CHANGE_NAME \
1278 (FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME)
1280 /* change notify action results */
1281 #define NOTIFY_ACTION_ADDED 1
1282 #define NOTIFY_ACTION_REMOVED 2
1283 #define NOTIFY_ACTION_MODIFIED 3
1284 #define NOTIFY_ACTION_OLD_NAME 4
1285 #define NOTIFY_ACTION_NEW_NAME 5
1286 #define NOTIFY_ACTION_ADDED_STREAM 6
1287 #define NOTIFY_ACTION_REMOVED_STREAM 7
1288 #define NOTIFY_ACTION_MODIFIED_STREAM 8
1291 /* where to find the base of the SMB packet proper */
1292 #define smb_base(buf) (((char *)(buf))+4)
1294 /* we don't allow server strings to be longer than 48 characters as
1295 otherwise NT will not honour the announce packets */
1296 #define MAX_SERVER_STRING_LENGTH 48
1299 #define SMB_SUCCESS 0 /* The request was successful. */
1302 void dfs_unlogin(void);
1303 extern int dcelogin_atmost_once;
1307 char *strdup(char *s);
1314 /* This was set by JHT in liaison with Jeremy Allison early 1997
1316 * Version 4.0 - never made public
1317 * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
1318 * - Reappeared in 1.9.16p11 with fixed smbd services
1319 * Version 4.20 - To indicate that nmbd and browsing now works better
1320 * Version 4.50 - Set at release of samba-2.2.0 by JHT
1322 * Note: In the presence of NT4.X do not set above 4.9
1323 * Setting this above 4.9 can have undesired side-effects.
1324 * This may change again in Samba-3.0 after further testing. JHT
1327 #define DEFAULT_MAJOR_VERSION 0x04
1328 #define DEFAULT_MINOR_VERSION 0x09
1330 /* Browser Election Values */
1331 #define BROWSER_ELECTION_VERSION 0x010f
1332 #define BROWSER_CONSTANT 0xaa55
1334 /* Sercurity mode bits. */
1335 #define NEGOTIATE_SECURITY_USER_LEVEL 0x01
1336 #define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE 0x02
1337 #define NEGOTIATE_SECURITY_SIGNATURES_ENABLED 0x04
1338 #define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED 0x08
1340 /* TCONX Flag (smb_vwv2). */
1341 #define TCONX_FLAG_EXTENDED_RESPONSE 0x8
1343 /* File Status Flags. See:
1345 http://msdn.microsoft.com/en-us/library/cc246334(PROT.13).aspx
1349 #define NO_SUBSTREAMS 0x2
1350 #define NO_REPARSETAG 0x4
1352 /* Capabilities. see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1354 #define CAP_RAW_MODE 0x0001
1355 #define CAP_MPX_MODE 0x0002
1356 #define CAP_UNICODE 0x0004
1357 #define CAP_LARGE_FILES 0x0008
1358 #define CAP_NT_SMBS 0x0010
1359 #define CAP_RPC_REMOTE_APIS 0x0020
1360 #define CAP_STATUS32 0x0040
1361 #define CAP_LEVEL_II_OPLOCKS 0x0080
1362 #define CAP_LOCK_AND_READ 0x0100
1363 #define CAP_NT_FIND 0x0200
1364 #define CAP_DFS 0x1000
1365 #define CAP_W2K_SMBS 0x2000
1366 #define CAP_LARGE_READX 0x4000
1367 #define CAP_LARGE_WRITEX 0x8000
1368 #define CAP_UNIX 0x800000 /* Capabilities for UNIX extensions. Created by HP. */
1369 #define CAP_EXTENDED_SECURITY 0x80000000
1371 /* protocol types. It assumes that higher protocols include lower protocols
1373 enum protocol_types {
1383 /* security levels */
1384 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN,SEC_ADS};
1394 /* printing types */
1395 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
1396 PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
1397 PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
1398 #if defined(DEVELOPER) || defined(ENABLE_BUILD_FARM_HACKS)
1399 ,PRINT_TEST,PRINT_VLP
1400 #endif /* DEVELOPER */
1403 /* LDAP schema types */
1404 enum schema_types {SCHEMA_COMPAT, SCHEMA_AD, SCHEMA_SAMBA};
1406 /* LDAP SSL options */
1407 enum ldap_ssl_types {LDAP_SSL_OFF, LDAP_SSL_START_TLS};
1409 /* LDAP PASSWD SYNC methods */
1410 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
1413 * This should be under the HAVE_KRB5 flag but since they're used
1414 * in lp_kerberos_method(), they ned to be always available
1415 * If you add any entries to KERBEROS_VERIFY defines, please modify USE.*KEYTAB macros
1416 * so they remain accurate.
1419 #define KERBEROS_VERIFY_SECRETS 0
1420 #define KERBEROS_VERIFY_SYSTEM_KEYTAB 1
1421 #define KERBEROS_VERIFY_DEDICATED_KEYTAB 2
1422 #define KERBEROS_VERIFY_SECRETS_AND_KEYTAB 3
1424 /* Remote architectures we know about. */
1425 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT,
1426 RA_WIN2K, RA_WINXP, RA_WIN2K3, RA_VISTA,
1427 RA_SAMBA, RA_CIFSFS, RA_WINXP64, RA_OSX};
1430 enum case_handling {CASE_LOWER,CASE_UPPER};
1432 /* ACL compatibility */
1433 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
1435 * Global value meaing that the smb_uid field should be
1436 * ingored (in share level security and protocol level == CORE)
1439 #define UID_FIELD_INVALID 0
1440 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1443 * Size of buffer to use when moving files across filesystems.
1445 #define COPYBUF_SIZE (8*1024)
1448 * Map the Core and Extended Oplock requesst bits down
1449 * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1455 #define CORE_OPLOCK_REQUEST(inbuf) \
1456 ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1459 * Extended protocol.
1461 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1464 #define LOCKING_ANDX_SHARED_LOCK 0x1
1465 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1466 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1467 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1468 #define LOCKING_ANDX_LARGE_FILES 0x10
1471 * Bits we test with.
1472 * Note these must fit into 16-bits.
1475 #define NO_OPLOCK 0x0
1476 #define EXCLUSIVE_OPLOCK 0x1
1477 #define BATCH_OPLOCK 0x2
1478 #define LEVEL_II_OPLOCK 0x4
1480 /* The following are Samba-private. */
1481 #define INTERNAL_OPEN_ONLY 0x8
1482 #define FAKE_LEVEL_II_OPLOCK 0x10 /* Client requested no_oplock, but we have to
1483 * inform potential level2 holders on
1485 #define DEFERRED_OPEN_ENTRY 0x20
1486 #define UNUSED_SHARE_MODE_ENTRY 0x40
1487 #define FORCE_OPLOCK_BREAK_TO_NONE 0x80
1489 /* None of the following should ever appear in fsp->oplock_request. */
1490 #define SAMBA_PRIVATE_OPLOCK_MASK (INTERNAL_OPEN_ONLY|DEFERRED_OPEN_ENTRY|UNUSED_SHARE_MODE_ENTRY|FORCE_OPLOCK_BREAK_TO_NONE)
1492 #define EXCLUSIVE_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)EXCLUSIVE_OPLOCK|(unsigned int)BATCH_OPLOCK))
1493 #define BATCH_OPLOCK_TYPE(lck) ((lck) & (unsigned int)BATCH_OPLOCK)
1494 #define LEVEL_II_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)LEVEL_II_OPLOCK|(unsigned int)FAKE_LEVEL_II_OPLOCK))
1496 /* kernel_oplock_message definition.
1498 struct kernel_oplock_message {
1502 unsigned long file_id;
1506 0 uint64_t dev 8 bytes
1507 8 uint64_t inode 8 bytes
1508 16 uint64_t extid 8 bytes
1509 24 unsigned long file_id 4 bytes
1513 #define MSG_SMB_KERNEL_BREAK_SIZE 28
1515 /* file_renamed_message definition.
1517 struct file_renamed_message {
1520 char names[1]; A variable area containing sharepath and filename.
1524 0 uint64_t dev 8 bytes
1525 8 uint64_t inode 8 bytes
1526 16 unit64_t extid 8 bytes
1527 24 char [] name zero terminated namelen bytes
1528 minimum length == 24.
1532 #define MSG_FILE_RENAMED_MIN_SIZE 24
1535 * On the wire return values for oplock types.
1538 #define CORE_OPLOCK_GRANTED (1<<5)
1539 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1541 #define NO_OPLOCK_RETURN 0
1542 #define EXCLUSIVE_OPLOCK_RETURN 1
1543 #define BATCH_OPLOCK_RETURN 2
1544 #define LEVEL_II_OPLOCK_RETURN 3
1547 #define OPLOCKLEVEL_NONE 0
1548 #define OPLOCKLEVEL_II 1
1551 * Capabilities abstracted for different systems.
1554 enum smbd_capability {
1555 KERNEL_OPLOCK_CAPABILITY,
1556 DMAPI_ACCESS_CAPABILITY,
1561 * Kernel oplocks capability flags.
1564 /* Level 2 oplocks are supported natively by kernel oplocks. */
1565 #define KOPLOCKS_LEVEL2_SUPPORTED 0x1
1567 /* The kernel notifies deferred openers when they can retry the open. */
1568 #define KOPLOCKS_DEFERRED_OPEN_NOTIFICATION 0x2
1570 /* The kernel notifies smbds when an oplock break times out. */
1571 #define KOPLOCKS_TIMEOUT_NOTIFICATION 0x4
1573 /* The kernel notifies smbds when an oplock is broken. */
1574 #define KOPLOCKS_OPLOCK_BROKEN_NOTIFICATION 0x8
1576 struct kernel_oplocks_ops;
1577 struct kernel_oplocks {
1578 const struct kernel_oplocks_ops *ops;
1583 enum level2_contention_type {
1584 LEVEL2_CONTEND_ALLOC_SHRINK,
1585 LEVEL2_CONTEND_ALLOC_GROW,
1586 LEVEL2_CONTEND_SET_FILE_LEN,
1587 LEVEL2_CONTEND_FILL_SPARSE,
1588 LEVEL2_CONTEND_WRITE,
1589 LEVEL2_CONTEND_WINDOWS_BRL,
1590 LEVEL2_CONTEND_POSIX_BRL
1593 /* if a kernel does support oplocks then a structure of the following
1594 typee is used to describe how to interact with the kernel */
1595 struct kernel_oplocks_ops {
1596 bool (*set_oplock)(struct kernel_oplocks *ctx,
1597 files_struct *fsp, int oplock_type);
1598 void (*release_oplock)(struct kernel_oplocks *ctx,
1599 files_struct *fsp, int oplock_type);
1600 void (*contend_level2_oplocks_begin)(files_struct *fsp,
1601 enum level2_contention_type type);
1602 void (*contend_level2_oplocks_end)(files_struct *fsp,
1603 enum level2_contention_type type);
1606 #include "smb_macros.h"
1608 #define MAX_NETBIOSNAME_LEN 16
1609 /* DOS character, NetBIOS namestring. Type used on the wire. */
1610 typedef char nstring[MAX_NETBIOSNAME_LEN];
1611 /* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */
1612 typedef char unstring[MAX_NETBIOSNAME_LEN*4];
1614 /* A netbios name structure. */
1618 unsigned int name_type;
1621 /* A netbios node status array element. */
1622 struct node_status {
1625 unsigned char flags;
1628 /* The extra info from a NetBIOS node status query */
1629 struct node_status_extra {
1630 unsigned char mac_addr[6];
1631 /* There really is more here ... */
1634 typedef struct user_struct {
1635 struct user_struct *next, *prev;
1636 uint16 vuid; /* Tag for this entry. */
1638 char *session_keystr; /* used by utmp and pam session code.
1642 struct auth_serversupplied_info *session_info;
1644 struct auth_ntlmssp_state *auth_ntlmssp_state;
1647 struct unix_error_map {
1655 * Size of new password account encoding string. This is enough space to
1656 * hold 11 ACB characters, plus the surrounding [] and a terminating null.
1657 * Do not change unless you are adding new ACB bits!
1660 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1663 Do you want session setups at user level security with a invalid
1664 password to be rejected or allowed in as guest? WinNT rejects them
1665 but it can be a pain as it means "net view" needs to use a password
1667 You have 3 choices in the setting of map_to_guest:
1669 "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1670 are rejected. This is the default.
1672 "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1673 are rejected, unless the username does not exist, in which case it
1674 is treated as a guest login
1676 "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1677 are treated as a guest login
1679 Note that map_to_guest only has an effect in user or server
1683 #define NEVER_MAP_TO_GUEST 0
1684 #define MAP_TO_GUEST_ON_BAD_USER 1
1685 #define MAP_TO_GUEST_ON_BAD_PASSWORD 2
1686 #define MAP_TO_GUEST_ON_BAD_UID 3
1688 #define SAFE_NETBIOS_CHARS ". -_"
1690 /* The maximum length of a trust account password.
1691 Used when we randomly create it, 15 char passwords
1692 exceed NT4's max password length */
1694 #define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14
1698 #define LDAP_PORT 389
1700 #define LDAP_GC_PORT 3268
1702 /* used by the IP comparison function */
1704 struct sockaddr_storage ss;
1715 struct ea_list *next, *prev;
1716 struct ea_struct ea;
1719 /* EA names used internally in Samba. KEEP UP TO DATE with prohibited_ea_names in trans2.c !. */
1720 #define SAMBA_POSIX_INHERITANCE_EA_NAME "user.SAMBA_PAI"
1721 /* EA to use for DOS attributes */
1722 #define SAMBA_XATTR_DOS_ATTRIB "user.DOSATTRIB"
1723 /* Prefix for DosStreams in the vfs_streams_xattr module */
1724 #define SAMBA_XATTR_DOSSTREAM_PREFIX "user.DosStream."
1725 /* Prefix for xattrs storing streams. */
1726 #define SAMBA_XATTR_MARKER "user.SAMBA_STREAMS"
1728 /* map readonly options */
1729 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
1731 /* usershare error codes. */
1732 enum usershare_err {
1734 USERSHARE_MALFORMED_FILE,
1735 USERSHARE_BAD_VERSION,
1736 USERSHARE_MALFORMED_PATH,
1737 USERSHARE_MALFORMED_COMMENT_DEF,
1738 USERSHARE_MALFORMED_ACL_DEF,
1740 USERSHARE_PATH_NOT_ABSOLUTE,
1741 USERSHARE_PATH_IS_DENIED,
1742 USERSHARE_PATH_NOT_ALLOWED,
1743 USERSHARE_PATH_NOT_DIRECTORY,
1744 USERSHARE_POSIX_ERR,
1745 USERSHARE_MALFORMED_SHARENAME_DEF,
1746 USERSHARE_BAD_SHARENAME
1749 /* Different reasons for closing a file. */
1750 enum file_close_type {NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE};
1752 /* Used in SMB_FS_OBJECTID_INFORMATION requests. Must be exactly 48 bytes. */
1753 #define SAMBA_EXTENDED_INFO_MAGIC 0x536d4261 /* "SmBa" */
1754 #define SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH 28
1755 struct smb_extended_info {
1756 uint32 samba_magic; /* Always SAMBA_EXTRA_INFO_MAGIC */
1757 uint32 samba_version; /* Major/Minor/Release/Revision */
1758 uint32 samba_subversion; /* Prerelease/RC/Vendor patch */
1759 NTTIME samba_gitcommitdate;
1760 char samba_version_string[SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH];
1764 struct smb_file_time {
1765 struct timespec mtime;
1766 struct timespec atime;
1767 struct timespec ctime;
1768 struct timespec create_time;
1772 * unix_convert_flags
1774 #define UCF_SAVE_LCOMP 0x00000001
1775 #define UCF_ALWAYS_ALLOW_WCARD_LCOMP 0x00000002
1776 #define UCF_COND_ALLOW_WCARD_LCOMP 0x00000004
1777 #define UCF_POSIX_PATHNAMES 0x00000008
1782 struct smb_filename {
1785 char *original_lcomp;
1789 /* struct for maintaining the child processes that get spawned from smbd */
1791 struct child_pid *prev, *next;
1795 /* Used to keep track of deferred opens. */
1796 struct deferred_open_record;
1798 /* Client-side offline caching policy types */
1799 #define CSC_POLICY_MANUAL 0
1800 #define CSC_POLICY_DOCUMENTS 1
1801 #define CSC_POLICY_PROGRAMS 2
1802 #define CSC_POLICY_DISABLE 3
1804 /* Used inside aio code. */