2 Unix SMB/CIFS implementation.
3 SMB NT transaction handling
4 Copyright (C) Jeremy Allison 1994-2007
5 Copyright (C) Stefan (metze) Metzmacher 2003
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "smbd/globals.h"
24 extern const struct generic_mapping file_generic_mapping
;
26 static char *nttrans_realloc(char **ptr
, size_t size
)
29 smb_panic("nttrans_realloc() called with NULL ptr");
32 *ptr
= (char *)SMB_REALLOC(*ptr
, size
);
36 memset(*ptr
,'\0',size
);
40 /****************************************************************************
41 Send the required number of replies back.
42 We assume all fields other than the data fields are
43 set correctly for the type of call.
44 HACK ! Always assumes smb_setup field is zero.
45 ****************************************************************************/
47 void send_nt_replies(connection_struct
*conn
,
48 struct smb_request
*req
, NTSTATUS nt_error
,
49 char *params
, int paramsize
,
50 char *pdata
, int datasize
)
52 int data_to_send
= datasize
;
53 int params_to_send
= paramsize
;
57 int params_sent_thistime
, data_sent_thistime
, total_sent_thistime
;
58 int alignment_offset
= 3;
59 int data_alignment_offset
= 0;
60 struct smbd_server_connection
*sconn
= smbd_server_conn
;
61 int max_send
= sconn
->smb1
.sessions
.max_send
;
64 * If there genuinely are no parameters or data to send just send
68 if(params_to_send
== 0 && data_to_send
== 0) {
69 reply_outbuf(req
, 18, 0);
70 if (NT_STATUS_V(nt_error
)) {
71 error_packet_set((char *)req
->outbuf
,
75 show_msg((char *)req
->outbuf
);
76 if (!srv_send_smb(smbd_server_fd(),
79 IS_CONN_ENCRYPTED(conn
),
81 exit_server_cleanly("send_nt_replies: srv_send_smb failed.");
83 TALLOC_FREE(req
->outbuf
);
88 * When sending params and data ensure that both are nicely aligned.
89 * Only do this alignment when there is also data to send - else
90 * can cause NT redirector problems.
93 if (((params_to_send
% 4) != 0) && (data_to_send
!= 0)) {
94 data_alignment_offset
= 4 - (params_to_send
% 4);
98 * Space is bufsize minus Netbios over TCP header minus SMB header.
99 * The alignment_offset is to align the param bytes on a four byte
100 * boundary (2 bytes for data len, one byte pad).
101 * NT needs this to work correctly.
104 useable_space
= max_send
- (smb_size
107 + data_alignment_offset
);
109 if (useable_space
< 0) {
110 char *msg
= talloc_asprintf(
112 "send_nt_replies failed sanity useable_space = %d!!!",
114 DEBUG(0, ("%s\n", msg
));
115 exit_server_cleanly(msg
);
118 while (params_to_send
|| data_to_send
) {
121 * Calculate whether we will totally or partially fill this packet.
124 total_sent_thistime
= params_to_send
+ data_to_send
;
127 * We can never send more than useable_space.
130 total_sent_thistime
= MIN(total_sent_thistime
, useable_space
);
132 reply_outbuf(req
, 18,
133 total_sent_thistime
+ alignment_offset
134 + data_alignment_offset
);
137 * We might have had SMBnttranss in req->inbuf, fix that.
139 SCVAL(req
->outbuf
, smb_com
, SMBnttrans
);
142 * Set total params and data to be sent.
145 SIVAL(req
->outbuf
,smb_ntr_TotalParameterCount
,paramsize
);
146 SIVAL(req
->outbuf
,smb_ntr_TotalDataCount
,datasize
);
149 * Calculate how many parameters and data we can fit into
150 * this packet. Parameters get precedence.
153 params_sent_thistime
= MIN(params_to_send
,useable_space
);
154 data_sent_thistime
= useable_space
- params_sent_thistime
;
155 data_sent_thistime
= MIN(data_sent_thistime
,data_to_send
);
157 SIVAL(req
->outbuf
, smb_ntr_ParameterCount
,
158 params_sent_thistime
);
160 if(params_sent_thistime
== 0) {
161 SIVAL(req
->outbuf
,smb_ntr_ParameterOffset
,0);
162 SIVAL(req
->outbuf
,smb_ntr_ParameterDisplacement
,0);
165 * smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
166 * parameter bytes, however the first 4 bytes of outbuf are
167 * the Netbios over TCP header. Thus use smb_base() to subtract
168 * them from the calculation.
171 SIVAL(req
->outbuf
,smb_ntr_ParameterOffset
,
172 ((smb_buf(req
->outbuf
)+alignment_offset
)
173 - smb_base(req
->outbuf
)));
175 * Absolute displacement of param bytes sent in this packet.
178 SIVAL(req
->outbuf
, smb_ntr_ParameterDisplacement
,
183 * Deal with the data portion.
186 SIVAL(req
->outbuf
, smb_ntr_DataCount
, data_sent_thistime
);
188 if(data_sent_thistime
== 0) {
189 SIVAL(req
->outbuf
,smb_ntr_DataOffset
,0);
190 SIVAL(req
->outbuf
,smb_ntr_DataDisplacement
, 0);
193 * The offset of the data bytes is the offset of the
194 * parameter bytes plus the number of parameters being sent this time.
197 SIVAL(req
->outbuf
, smb_ntr_DataOffset
,
198 ((smb_buf(req
->outbuf
)+alignment_offset
) -
199 smb_base(req
->outbuf
))
200 + params_sent_thistime
+ data_alignment_offset
);
201 SIVAL(req
->outbuf
,smb_ntr_DataDisplacement
, pd
- pdata
);
205 * Copy the param bytes into the packet.
208 if(params_sent_thistime
) {
209 if (alignment_offset
!= 0) {
210 memset(smb_buf(req
->outbuf
), 0,
213 memcpy((smb_buf(req
->outbuf
)+alignment_offset
), pp
,
214 params_sent_thistime
);
218 * Copy in the data bytes
221 if(data_sent_thistime
) {
222 if (data_alignment_offset
!= 0) {
223 memset((smb_buf(req
->outbuf
)+alignment_offset
+
224 params_sent_thistime
), 0,
225 data_alignment_offset
);
227 memcpy(smb_buf(req
->outbuf
)+alignment_offset
228 +params_sent_thistime
+data_alignment_offset
,
229 pd
,data_sent_thistime
);
232 DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
233 params_sent_thistime
, data_sent_thistime
, useable_space
));
234 DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
235 params_to_send
, data_to_send
, paramsize
, datasize
));
237 if (NT_STATUS_V(nt_error
)) {
238 error_packet_set((char *)req
->outbuf
,
243 /* Send the packet */
244 show_msg((char *)req
->outbuf
);
245 if (!srv_send_smb(smbd_server_fd(),
248 IS_CONN_ENCRYPTED(conn
),
250 exit_server_cleanly("send_nt_replies: srv_send_smb failed.");
253 TALLOC_FREE(req
->outbuf
);
255 pp
+= params_sent_thistime
;
256 pd
+= data_sent_thistime
;
258 params_to_send
-= params_sent_thistime
;
259 data_to_send
-= data_sent_thistime
;
265 if(params_to_send
< 0 || data_to_send
< 0) {
266 DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
267 params_to_send
, data_to_send
));
268 exit_server_cleanly("send_nt_replies: internal error");
273 /****************************************************************************
274 Reply to an NT create and X call on a pipe
275 ****************************************************************************/
277 static void nt_open_pipe(char *fname
, connection_struct
*conn
,
278 struct smb_request
*req
, int *ppnum
)
283 DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname
));
285 /* Strip \\ off the name. */
288 status
= open_np_file(req
, fname
, &fsp
);
289 if (!NT_STATUS_IS_OK(status
)) {
290 if (NT_STATUS_EQUAL(status
, NT_STATUS_OBJECT_NAME_NOT_FOUND
)) {
291 reply_botherror(req
, NT_STATUS_OBJECT_NAME_NOT_FOUND
,
295 reply_nterror(req
, status
);
303 /****************************************************************************
304 Reply to an NT create and X call for pipes.
305 ****************************************************************************/
307 static void do_ntcreate_pipe_open(connection_struct
*conn
,
308 struct smb_request
*req
)
313 uint32 flags
= IVAL(req
->vwv
+3, 1);
314 TALLOC_CTX
*ctx
= talloc_tos();
316 srvstr_pull_req_talloc(ctx
, req
, &fname
, req
->buf
, STR_TERMINATE
);
319 reply_botherror(req
, NT_STATUS_OBJECT_NAME_NOT_FOUND
,
323 nt_open_pipe(fname
, conn
, req
, &pnum
);
331 * Deal with pipe return.
334 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
335 /* This is very strange. We
336 * return 50 words, but only set
337 * the wcnt to 42 ? It's definately
338 * what happens on the wire....
340 reply_outbuf(req
, 50, 0);
341 SCVAL(req
->outbuf
,smb_wct
,42);
343 reply_outbuf(req
, 34, 0);
346 p
= (char *)req
->outbuf
+ smb_vwv2
;
350 SIVAL(p
,0,FILE_WAS_OPENED
);
353 SIVAL(p
,0,FILE_ATTRIBUTE_NORMAL
); /* File Attributes. */
356 SSVAL(p
,0,FILE_TYPE_MESSAGE_MODE_PIPE
);
358 SSVAL(p
,2, 0x5FF); /* ? */
361 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
363 SIVAL(p
,0,FILE_GENERIC_ALL
);
365 * For pipes W2K3 seems to return
367 * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
369 SIVAL(p
,4,(FILE_GENERIC_READ
|FILE_GENERIC_WRITE
)&~FILE_APPEND_DATA
);
372 DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname
));
377 /****************************************************************************
378 Reply to an NT create and X call.
379 ****************************************************************************/
381 void reply_ntcreate_and_X(struct smb_request
*req
)
383 connection_struct
*conn
= req
->conn
;
384 struct smb_filename
*smb_fname
= NULL
;
388 uint32 file_attributes
;
390 uint32 create_disposition
;
391 uint32 create_options
;
393 uint64_t allocation_size
;
394 /* Breakout the oplock request bits so we can set the
395 reply bits separately. */
397 SMB_OFF_T file_len
= 0;
399 files_struct
*fsp
= NULL
;
401 struct timespec create_timespec
;
402 struct timespec c_timespec
;
403 struct timespec a_timespec
;
404 struct timespec m_timespec
;
405 struct timespec write_time_ts
;
408 uint8_t oplock_granted
= NO_OPLOCK_RETURN
;
409 TALLOC_CTX
*ctx
= talloc_tos();
411 START_PROFILE(SMBntcreateX
);
414 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
418 flags
= IVAL(req
->vwv
+3, 1);
419 access_mask
= IVAL(req
->vwv
+7, 1);
420 file_attributes
= IVAL(req
->vwv
+13, 1);
421 share_access
= IVAL(req
->vwv
+15, 1);
422 create_disposition
= IVAL(req
->vwv
+17, 1);
423 create_options
= IVAL(req
->vwv
+19, 1);
424 root_dir_fid
= (uint16
)IVAL(req
->vwv
+5, 1);
426 allocation_size
= (uint64_t)IVAL(req
->vwv
+9, 1);
427 #ifdef LARGE_SMB_OFF_T
428 allocation_size
|= (((uint64_t)IVAL(req
->vwv
+11, 1)) << 32);
431 srvstr_get_path_req(ctx
, req
, &fname
, (const char *)req
->buf
,
432 STR_TERMINATE
, &status
);
434 if (!NT_STATUS_IS_OK(status
)) {
435 reply_nterror(req
, status
);
439 DEBUG(10,("reply_ntcreate_and_X: flags = 0x%x, access_mask = 0x%x "
440 "file_attributes = 0x%x, share_access = 0x%x, "
441 "create_disposition = 0x%x create_options = 0x%x "
442 "root_dir_fid = 0x%x, fname = %s\n",
444 (unsigned int)access_mask
,
445 (unsigned int)file_attributes
,
446 (unsigned int)share_access
,
447 (unsigned int)create_disposition
,
448 (unsigned int)create_options
,
449 (unsigned int)root_dir_fid
,
453 * we need to remove ignored bits when they come directly from the client
454 * because we reuse some of them for internal stuff
456 create_options
&= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK
;
459 * If it's an IPC, use the pipe handler.
463 if (lp_nt_pipe_support()) {
464 do_ntcreate_pipe_open(conn
, req
);
467 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
471 oplock_request
= (flags
& REQUEST_OPLOCK
) ? EXCLUSIVE_OPLOCK
: 0;
472 if (oplock_request
) {
473 oplock_request
|= (flags
& REQUEST_BATCH_OPLOCK
)
477 status
= filename_convert(ctx
,
479 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
485 if (!NT_STATUS_IS_OK(status
)) {
486 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
488 NT_STATUS_PATH_NOT_COVERED
,
492 reply_nterror(req
, status
);
496 status
= SMB_VFS_CREATE_FILE(
499 root_dir_fid
, /* root_dir_fid */
500 smb_fname
, /* fname */
501 access_mask
, /* access_mask */
502 share_access
, /* share_access */
503 create_disposition
, /* create_disposition*/
504 create_options
, /* create_options */
505 file_attributes
, /* file_attributes */
506 oplock_request
, /* oplock_request */
507 allocation_size
, /* allocation_size */
513 if (!NT_STATUS_IS_OK(status
)) {
514 if (open_was_deferred(req
->mid
)) {
515 /* We have re-scheduled this call, no error. */
518 if (NT_STATUS_EQUAL(status
, NT_STATUS_OBJECT_NAME_COLLISION
)) {
519 reply_botherror(req
, status
, ERRDOS
, ERRfilexists
);
522 reply_nterror(req
, status
);
527 /* Ensure we're pointing at the correct stat struct. */
528 TALLOC_FREE(smb_fname
);
529 smb_fname
= fsp
->fsp_name
;
532 * If the caller set the extended oplock request bit
533 * and we granted one (by whatever means) - set the
534 * correct bit for extended oplock reply.
537 if (oplock_request
&&
538 (lp_fake_oplocks(SNUM(conn
))
539 || EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))) {
542 * Exclusive oplock granted
545 if (flags
& REQUEST_BATCH_OPLOCK
) {
546 oplock_granted
= BATCH_OPLOCK_RETURN
;
548 oplock_granted
= EXCLUSIVE_OPLOCK_RETURN
;
550 } else if (fsp
->oplock_type
== LEVEL_II_OPLOCK
) {
551 oplock_granted
= LEVEL_II_OPLOCK_RETURN
;
553 oplock_granted
= NO_OPLOCK_RETURN
;
556 file_len
= smb_fname
->st
.st_ex_size
;
557 fattr
= dos_mode(conn
, smb_fname
);
559 fattr
= FILE_ATTRIBUTE_NORMAL
;
562 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
563 /* This is very strange. We
564 * return 50 words, but only set
565 * the wcnt to 42 ? It's definately
566 * what happens on the wire....
568 reply_outbuf(req
, 50, 0);
569 SCVAL(req
->outbuf
,smb_wct
,42);
571 reply_outbuf(req
, 34, 0);
574 p
= (char *)req
->outbuf
+ smb_vwv2
;
576 SCVAL(p
, 0, oplock_granted
);
579 SSVAL(p
,0,fsp
->fnum
);
581 if ((create_disposition
== FILE_SUPERSEDE
)
582 && (info
== FILE_WAS_OVERWRITTEN
)) {
583 SIVAL(p
,0,FILE_WAS_SUPERSEDED
);
589 /* Deal with other possible opens having a modified
591 ZERO_STRUCT(write_time_ts
);
592 get_file_infos(fsp
->file_id
, NULL
, &write_time_ts
);
593 if (!null_timespec(write_time_ts
)) {
594 update_stat_ex_mtime(&smb_fname
->st
, write_time_ts
);
598 create_timespec
= get_create_timespec(conn
, fsp
, smb_fname
);
599 a_timespec
= smb_fname
->st
.st_ex_atime
;
600 m_timespec
= smb_fname
->st
.st_ex_mtime
;
601 c_timespec
= get_change_timespec(conn
, fsp
, smb_fname
);
603 if (lp_dos_filetime_resolution(SNUM(conn
))) {
604 dos_filetime_timespec(&create_timespec
);
605 dos_filetime_timespec(&a_timespec
);
606 dos_filetime_timespec(&m_timespec
);
607 dos_filetime_timespec(&c_timespec
);
610 put_long_date_timespec(conn
->ts_res
, p
, create_timespec
); /* create time. */
612 put_long_date_timespec(conn
->ts_res
, p
, a_timespec
); /* access time */
614 put_long_date_timespec(conn
->ts_res
, p
, m_timespec
); /* write time */
616 put_long_date_timespec(conn
->ts_res
, p
, c_timespec
); /* change time */
618 SIVAL(p
,0,fattr
); /* File Attributes. */
620 SOFF_T(p
, 0, SMB_VFS_GET_ALLOC_SIZE(conn
,fsp
,&smb_fname
->st
));
622 SOFF_T(p
,0,file_len
);
624 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
625 uint16_t file_status
= (NO_EAS
|NO_SUBSTREAMS
|NO_REPARSETAG
);
626 size_t num_names
= 0;
627 unsigned int num_streams
;
628 struct stream_struct
*streams
= NULL
;
630 /* Do we have any EA's ? */
631 status
= get_ea_names_from_file(ctx
, conn
, fsp
,
632 smb_fname
->base_name
, NULL
, &num_names
);
633 if (NT_STATUS_IS_OK(status
) && num_names
) {
634 file_status
&= ~NO_EAS
;
636 status
= SMB_VFS_STREAMINFO(conn
, NULL
, smb_fname
->base_name
, ctx
,
637 &num_streams
, &streams
);
638 /* There is always one stream, ::$DATA. */
639 if (NT_STATUS_IS_OK(status
) && num_streams
> 1) {
640 file_status
&= ~NO_SUBSTREAMS
;
642 TALLOC_FREE(streams
);
643 SSVAL(p
,2,file_status
);
646 SCVAL(p
,0,fsp
->is_directory
? 1 : 0);
648 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
651 if (fsp
->is_directory
||
652 can_write_to_file(conn
, smb_fname
)) {
653 perms
= FILE_GENERIC_ALL
;
655 perms
= FILE_GENERIC_READ
|FILE_EXECUTE
;
660 DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n",
661 fsp
->fnum
, smb_fname_str_dbg(smb_fname
)));
665 END_PROFILE(SMBntcreateX
);
669 /****************************************************************************
670 Reply to a NT_TRANSACT_CREATE call to open a pipe.
671 ****************************************************************************/
673 static void do_nt_transact_create_pipe(connection_struct
*conn
,
674 struct smb_request
*req
,
675 uint16
**ppsetup
, uint32 setup_count
,
676 char **ppparams
, uint32 parameter_count
,
677 char **ppdata
, uint32 data_count
)
680 char *params
= *ppparams
;
686 TALLOC_CTX
*ctx
= talloc_tos();
689 * Ensure minimum number of parameters sent.
692 if(parameter_count
< 54) {
693 DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)parameter_count
));
694 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
698 flags
= IVAL(params
,0);
700 srvstr_get_path(ctx
, params
, req
->flags2
, &fname
, params
+53,
701 parameter_count
-53, STR_TERMINATE
,
703 if (!NT_STATUS_IS_OK(status
)) {
704 reply_nterror(req
, status
);
708 nt_open_pipe(fname
, conn
, req
, &pnum
);
715 /* Realloc the size of parameters and data we will return */
716 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
717 /* Extended response is 32 more byyes. */
722 params
= nttrans_realloc(ppparams
, param_len
);
724 reply_doserror(req
, ERRDOS
, ERRnomem
);
729 SCVAL(p
,0,NO_OPLOCK_RETURN
);
734 SIVAL(p
,0,FILE_WAS_OPENED
);
738 SIVAL(p
,0,FILE_ATTRIBUTE_NORMAL
); /* File Attributes. */
741 SSVAL(p
,0,FILE_TYPE_MESSAGE_MODE_PIPE
);
743 SSVAL(p
,2, 0x5FF); /* ? */
746 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
748 SIVAL(p
,0,FILE_GENERIC_ALL
);
750 * For pipes W2K3 seems to return
752 * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
754 SIVAL(p
,4,(FILE_GENERIC_READ
|FILE_GENERIC_WRITE
)&~FILE_APPEND_DATA
);
757 DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname
));
759 /* Send the required number of replies */
760 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
, *ppdata
, 0);
765 /****************************************************************************
766 Internal fn to set security descriptors.
767 ****************************************************************************/
769 static NTSTATUS
set_sd(files_struct
*fsp
, uint8
*data
, uint32 sd_len
,
770 uint32 security_info_sent
)
772 SEC_DESC
*psd
= NULL
;
775 if (sd_len
== 0 || !lp_nt_acl_support(SNUM(fsp
->conn
))) {
779 status
= unmarshall_sec_desc(talloc_tos(), data
, sd_len
, &psd
);
781 if (!NT_STATUS_IS_OK(status
)) {
785 if (psd
->owner_sid
== NULL
) {
786 security_info_sent
&= ~OWNER_SECURITY_INFORMATION
;
788 if (psd
->group_sid
== NULL
) {
789 security_info_sent
&= ~GROUP_SECURITY_INFORMATION
;
792 /* Convert all the generic bits. */
793 security_acl_map_generic(psd
->dacl
, &file_generic_mapping
);
794 security_acl_map_generic(psd
->sacl
, &file_generic_mapping
);
796 if (DEBUGLEVEL
>= 10) {
797 DEBUG(10,("set_sd for file %s\n", fsp_str_dbg(fsp
)));
798 NDR_PRINT_DEBUG(security_descriptor
, psd
);
801 status
= SMB_VFS_FSET_NT_ACL(fsp
, security_info_sent
, psd
);
808 /****************************************************************************
809 Read a list of EA names and data from an incoming data buffer. Create an ea_list with them.
810 ****************************************************************************/
812 struct ea_list
*read_nttrans_ea_list(TALLOC_CTX
*ctx
, const char *pdata
, size_t data_size
)
814 struct ea_list
*ea_list_head
= NULL
;
821 while (offset
+ 4 <= data_size
) {
822 size_t next_offset
= IVAL(pdata
,offset
);
823 struct ea_list
*eal
= read_ea_list_entry(ctx
, pdata
+ offset
+ 4, data_size
- offset
- 4, NULL
);
829 DLIST_ADD_END(ea_list_head
, eal
, struct ea_list
*);
830 if (next_offset
== 0) {
833 offset
+= next_offset
;
839 /****************************************************************************
840 Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
841 ****************************************************************************/
843 static void call_nt_transact_create(connection_struct
*conn
,
844 struct smb_request
*req
,
845 uint16
**ppsetup
, uint32 setup_count
,
846 char **ppparams
, uint32 parameter_count
,
847 char **ppdata
, uint32 data_count
,
848 uint32 max_data_count
)
850 struct smb_filename
*smb_fname
= NULL
;
852 char *params
= *ppparams
;
853 char *data
= *ppdata
;
854 /* Breakout the oplock request bits so we can set the reply bits separately. */
856 SMB_OFF_T file_len
= 0;
858 files_struct
*fsp
= NULL
;
862 uint32 file_attributes
;
864 uint32 create_disposition
;
865 uint32 create_options
;
867 struct security_descriptor
*sd
= NULL
;
870 struct timespec create_timespec
;
871 struct timespec c_timespec
;
872 struct timespec a_timespec
;
873 struct timespec m_timespec
;
874 struct timespec write_time_ts
;
875 struct ea_list
*ea_list
= NULL
;
878 uint64_t allocation_size
;
880 uint8_t oplock_granted
;
881 TALLOC_CTX
*ctx
= talloc_tos();
883 DEBUG(5,("call_nt_transact_create\n"));
886 * If it's an IPC, use the pipe handler.
890 if (lp_nt_pipe_support()) {
891 do_nt_transact_create_pipe(
893 ppsetup
, setup_count
,
894 ppparams
, parameter_count
,
898 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
903 * Ensure minimum number of parameters sent.
906 if(parameter_count
< 54) {
907 DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)parameter_count
));
908 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
912 flags
= IVAL(params
,0);
913 access_mask
= IVAL(params
,8);
914 file_attributes
= IVAL(params
,20);
915 share_access
= IVAL(params
,24);
916 create_disposition
= IVAL(params
,28);
917 create_options
= IVAL(params
,32);
918 sd_len
= IVAL(params
,36);
919 ea_len
= IVAL(params
,40);
920 root_dir_fid
= (uint16
)IVAL(params
,4);
921 allocation_size
= (uint64_t)IVAL(params
,12);
922 #ifdef LARGE_SMB_OFF_T
923 allocation_size
|= (((uint64_t)IVAL(params
,16)) << 32);
927 * we need to remove ignored bits when they come directly from the client
928 * because we reuse some of them for internal stuff
930 create_options
&= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK
;
932 /* Ensure the data_len is correct for the sd and ea values given. */
933 if ((ea_len
+ sd_len
> data_count
)
934 || (ea_len
> data_count
) || (sd_len
> data_count
)
935 || (ea_len
+ sd_len
< ea_len
) || (ea_len
+ sd_len
< sd_len
)) {
936 DEBUG(10, ("call_nt_transact_create - ea_len = %u, sd_len = "
937 "%u, data_count = %u\n", (unsigned int)ea_len
,
938 (unsigned int)sd_len
, (unsigned int)data_count
));
939 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
944 DEBUG(10, ("call_nt_transact_create - sd_len = %d\n",
947 status
= unmarshall_sec_desc(ctx
, (uint8_t *)data
, sd_len
,
949 if (!NT_STATUS_IS_OK(status
)) {
950 DEBUG(10, ("call_nt_transact_create: "
951 "unmarshall_sec_desc failed: %s\n",
953 reply_nterror(req
, status
);
959 if (!lp_ea_support(SNUM(conn
))) {
960 DEBUG(10, ("call_nt_transact_create - ea_len = %u but "
961 "EA's not supported.\n",
962 (unsigned int)ea_len
));
963 reply_nterror(req
, NT_STATUS_EAS_NOT_SUPPORTED
);
968 DEBUG(10,("call_nt_transact_create - ea_len = %u - "
969 "too small (should be more than 10)\n",
970 (unsigned int)ea_len
));
971 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
975 /* We have already checked that ea_len <= data_count here. */
976 ea_list
= read_nttrans_ea_list(talloc_tos(), data
+ sd_len
,
978 if (ea_list
== NULL
) {
979 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
984 srvstr_get_path(ctx
, params
, req
->flags2
, &fname
,
985 params
+53, parameter_count
-53,
986 STR_TERMINATE
, &status
);
987 if (!NT_STATUS_IS_OK(status
)) {
988 reply_nterror(req
, status
);
992 status
= filename_convert(ctx
,
994 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1000 if (!NT_STATUS_IS_OK(status
)) {
1001 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
1002 reply_botherror(req
,
1003 NT_STATUS_PATH_NOT_COVERED
,
1004 ERRSRV
, ERRbadpath
);
1007 reply_nterror(req
, status
);
1011 oplock_request
= (flags
& REQUEST_OPLOCK
) ? EXCLUSIVE_OPLOCK
: 0;
1012 if (oplock_request
) {
1013 oplock_request
|= (flags
& REQUEST_BATCH_OPLOCK
)
1017 status
= SMB_VFS_CREATE_FILE(
1020 root_dir_fid
, /* root_dir_fid */
1021 smb_fname
, /* fname */
1022 access_mask
, /* access_mask */
1023 share_access
, /* share_access */
1024 create_disposition
, /* create_disposition*/
1025 create_options
, /* create_options */
1026 file_attributes
, /* file_attributes */
1027 oplock_request
, /* oplock_request */
1028 allocation_size
, /* allocation_size */
1030 ea_list
, /* ea_list */
1034 if(!NT_STATUS_IS_OK(status
)) {
1035 if (open_was_deferred(req
->mid
)) {
1036 /* We have re-scheduled this call, no error. */
1039 reply_openerror(req
, status
);
1043 /* Ensure we're pointing at the correct stat struct. */
1044 TALLOC_FREE(smb_fname
);
1045 smb_fname
= fsp
->fsp_name
;
1048 * If the caller set the extended oplock request bit
1049 * and we granted one (by whatever means) - set the
1050 * correct bit for extended oplock reply.
1053 if (oplock_request
&&
1054 (lp_fake_oplocks(SNUM(conn
))
1055 || EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))) {
1058 * Exclusive oplock granted
1061 if (flags
& REQUEST_BATCH_OPLOCK
) {
1062 oplock_granted
= BATCH_OPLOCK_RETURN
;
1064 oplock_granted
= EXCLUSIVE_OPLOCK_RETURN
;
1066 } else if (fsp
->oplock_type
== LEVEL_II_OPLOCK
) {
1067 oplock_granted
= LEVEL_II_OPLOCK_RETURN
;
1069 oplock_granted
= NO_OPLOCK_RETURN
;
1072 file_len
= smb_fname
->st
.st_ex_size
;
1073 fattr
= dos_mode(conn
, smb_fname
);
1075 fattr
= FILE_ATTRIBUTE_NORMAL
;
1078 /* Realloc the size of parameters and data we will return */
1079 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1080 /* Extended response is 32 more byyes. */
1085 params
= nttrans_realloc(ppparams
, param_len
);
1086 if(params
== NULL
) {
1087 reply_doserror(req
, ERRDOS
, ERRnomem
);
1092 SCVAL(p
, 0, oplock_granted
);
1095 SSVAL(p
,0,fsp
->fnum
);
1097 if ((create_disposition
== FILE_SUPERSEDE
)
1098 && (info
== FILE_WAS_OVERWRITTEN
)) {
1099 SIVAL(p
,0,FILE_WAS_SUPERSEDED
);
1105 /* Deal with other possible opens having a modified
1107 ZERO_STRUCT(write_time_ts
);
1108 get_file_infos(fsp
->file_id
, NULL
, &write_time_ts
);
1109 if (!null_timespec(write_time_ts
)) {
1110 update_stat_ex_mtime(&smb_fname
->st
, write_time_ts
);
1114 create_timespec
= get_create_timespec(conn
, fsp
, smb_fname
);
1115 a_timespec
= smb_fname
->st
.st_ex_atime
;
1116 m_timespec
= smb_fname
->st
.st_ex_mtime
;
1117 c_timespec
= get_change_timespec(conn
, fsp
, smb_fname
);
1119 if (lp_dos_filetime_resolution(SNUM(conn
))) {
1120 dos_filetime_timespec(&create_timespec
);
1121 dos_filetime_timespec(&a_timespec
);
1122 dos_filetime_timespec(&m_timespec
);
1123 dos_filetime_timespec(&c_timespec
);
1126 put_long_date_timespec(conn
->ts_res
, p
, create_timespec
); /* create time. */
1128 put_long_date_timespec(conn
->ts_res
, p
, a_timespec
); /* access time */
1130 put_long_date_timespec(conn
->ts_res
, p
, m_timespec
); /* write time */
1132 put_long_date_timespec(conn
->ts_res
, p
, c_timespec
); /* change time */
1134 SIVAL(p
,0,fattr
); /* File Attributes. */
1136 SOFF_T(p
, 0, SMB_VFS_GET_ALLOC_SIZE(conn
, fsp
, &smb_fname
->st
));
1138 SOFF_T(p
,0,file_len
);
1140 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1144 SCVAL(p
,0,fsp
->is_directory
? 1 : 0);
1146 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1149 if (fsp
->is_directory
||
1150 can_write_to_file(conn
, smb_fname
)) {
1151 perms
= FILE_GENERIC_ALL
;
1153 perms
= FILE_GENERIC_READ
|FILE_EXECUTE
;
1158 DEBUG(5,("call_nt_transact_create: open name = %s\n",
1159 smb_fname_str_dbg(smb_fname
)));
1161 /* Send the required number of replies */
1162 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
, *ppdata
, 0);
1167 /****************************************************************************
1168 Reply to a NT CANCEL request.
1169 conn POINTER CAN BE NULL HERE !
1170 ****************************************************************************/
1172 void reply_ntcancel(struct smb_request
*req
)
1175 * Go through and cancel any pending change notifies.
1178 START_PROFILE(SMBntcancel
);
1179 srv_cancel_sign_response(smbd_server_conn
);
1180 remove_pending_change_notify_requests_by_mid(req
->mid
);
1181 remove_pending_lock_requests_by_mid(req
->mid
);
1183 DEBUG(3,("reply_ntcancel: cancel called on mid = %d.\n", req
->mid
));
1185 END_PROFILE(SMBntcancel
);
1189 /****************************************************************************
1191 ****************************************************************************/
1193 static NTSTATUS
copy_internals(TALLOC_CTX
*ctx
,
1194 connection_struct
*conn
,
1195 struct smb_request
*req
,
1196 struct smb_filename
*smb_fname_src
,
1197 struct smb_filename
*smb_fname_dst
,
1200 files_struct
*fsp1
,*fsp2
;
1204 NTSTATUS status
= NT_STATUS_OK
;
1207 if (!CAN_WRITE(conn
)) {
1208 status
= NT_STATUS_MEDIA_WRITE_PROTECTED
;
1212 /* Source must already exist. */
1213 if (!VALID_STAT(smb_fname_src
->st
)) {
1214 status
= NT_STATUS_OBJECT_NAME_NOT_FOUND
;
1218 /* Ensure attributes match. */
1219 fattr
= dos_mode(conn
, smb_fname_src
);
1220 if ((fattr
& ~attrs
) & (aHIDDEN
| aSYSTEM
)) {
1221 status
= NT_STATUS_NO_SUCH_FILE
;
1225 /* Disallow if dst file already exists. */
1226 if (VALID_STAT(smb_fname_dst
->st
)) {
1227 status
= NT_STATUS_OBJECT_NAME_COLLISION
;
1231 /* No links from a directory. */
1232 if (S_ISDIR(smb_fname_src
->st
.st_ex_mode
)) {
1233 status
= NT_STATUS_FILE_IS_A_DIRECTORY
;
1237 DEBUG(10,("copy_internals: doing file copy %s to %s\n",
1238 smb_fname_str_dbg(smb_fname_src
),
1239 smb_fname_str_dbg(smb_fname_dst
)));
1241 status
= SMB_VFS_CREATE_FILE(
1244 0, /* root_dir_fid */
1245 smb_fname_src
, /* fname */
1246 FILE_READ_DATA
, /* access_mask */
1247 (FILE_SHARE_READ
| FILE_SHARE_WRITE
| /* share_access */
1249 FILE_OPEN
, /* create_disposition*/
1250 0, /* create_options */
1251 FILE_ATTRIBUTE_NORMAL
, /* file_attributes */
1252 NO_OPLOCK
, /* oplock_request */
1253 0, /* allocation_size */
1259 if (!NT_STATUS_IS_OK(status
)) {
1263 status
= SMB_VFS_CREATE_FILE(
1266 0, /* root_dir_fid */
1267 smb_fname_dst
, /* fname */
1268 FILE_WRITE_DATA
, /* access_mask */
1269 (FILE_SHARE_READ
| FILE_SHARE_WRITE
| /* share_access */
1271 FILE_CREATE
, /* create_disposition*/
1272 0, /* create_options */
1273 fattr
, /* file_attributes */
1274 NO_OPLOCK
, /* oplock_request */
1275 0, /* allocation_size */
1281 if (!NT_STATUS_IS_OK(status
)) {
1282 close_file(NULL
, fsp1
, ERROR_CLOSE
);
1286 if (smb_fname_src
->st
.st_ex_size
) {
1287 ret
= vfs_transfer_file(fsp1
, fsp2
, smb_fname_src
->st
.st_ex_size
);
1291 * As we are opening fsp1 read-only we only expect
1292 * an error on close on fsp2 if we are out of space.
1293 * Thus we don't look at the error return from the
1296 close_file(NULL
, fsp1
, NORMAL_CLOSE
);
1298 /* Ensure the modtime is set correctly on the destination file. */
1299 set_close_write_time(fsp2
, smb_fname_src
->st
.st_ex_mtime
);
1301 status
= close_file(NULL
, fsp2
, NORMAL_CLOSE
);
1303 /* Grrr. We have to do this as open_file_ntcreate adds aARCH when it
1304 creates the file. This isn't the correct thing to do in the copy
1306 if (!parent_dirname(talloc_tos(), smb_fname_dst
->base_name
, &parent
,
1308 status
= NT_STATUS_NO_MEMORY
;
1311 file_set_dosmode(conn
, smb_fname_dst
, fattr
, parent
, false);
1312 TALLOC_FREE(parent
);
1314 if (ret
< (SMB_OFF_T
)smb_fname_src
->st
.st_ex_size
) {
1315 status
= NT_STATUS_DISK_FULL
;
1319 if (!NT_STATUS_IS_OK(status
)) {
1320 DEBUG(3,("copy_internals: Error %s copy file %s to %s\n",
1321 nt_errstr(status
), smb_fname_str_dbg(smb_fname_src
),
1322 smb_fname_str_dbg(smb_fname_dst
)));
1328 /****************************************************************************
1329 Reply to a NT rename request.
1330 ****************************************************************************/
1332 void reply_ntrename(struct smb_request
*req
)
1334 connection_struct
*conn
= req
->conn
;
1335 struct smb_filename
*smb_fname_old
= NULL
;
1336 struct smb_filename
*smb_fname_new
= NULL
;
1337 char *oldname
= NULL
;
1338 char *newname
= NULL
;
1341 bool src_has_wcard
= False
;
1342 bool dest_has_wcard
= False
;
1344 uint32_t ucf_flags_src
= 0;
1345 uint32_t ucf_flags_dst
= 0;
1347 TALLOC_CTX
*ctx
= talloc_tos();
1349 START_PROFILE(SMBntrename
);
1352 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1356 attrs
= SVAL(req
->vwv
+0, 0);
1357 rename_type
= SVAL(req
->vwv
+1, 0);
1359 p
= (const char *)req
->buf
+ 1;
1360 p
+= srvstr_get_path_req_wcard(ctx
, req
, &oldname
, p
, STR_TERMINATE
,
1361 &status
, &src_has_wcard
);
1362 if (!NT_STATUS_IS_OK(status
)) {
1363 reply_nterror(req
, status
);
1367 if (ms_has_wild(oldname
)) {
1368 reply_nterror(req
, NT_STATUS_OBJECT_PATH_SYNTAX_BAD
);
1373 p
+= srvstr_get_path_req_wcard(ctx
, req
, &newname
, p
, STR_TERMINATE
,
1374 &status
, &dest_has_wcard
);
1375 if (!NT_STATUS_IS_OK(status
)) {
1376 reply_nterror(req
, status
);
1380 /* The newname must begin with a ':' if the oldname contains a ':'. */
1381 if (strchr_m(oldname
, ':') && (newname
[0] != ':')) {
1382 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1387 * If this is a rename operation, allow wildcards and save the
1388 * destination's last component.
1390 if (rename_type
== RENAME_FLAG_RENAME
) {
1391 ucf_flags_src
= UCF_COND_ALLOW_WCARD_LCOMP
;
1392 ucf_flags_dst
= UCF_COND_ALLOW_WCARD_LCOMP
| UCF_SAVE_LCOMP
;
1395 /* rename_internals() calls unix_convert(), so don't call it here. */
1396 status
= filename_convert(ctx
, conn
,
1397 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1402 if (!NT_STATUS_IS_OK(status
)) {
1403 if (NT_STATUS_EQUAL(status
,
1404 NT_STATUS_PATH_NOT_COVERED
)) {
1405 reply_botherror(req
,
1406 NT_STATUS_PATH_NOT_COVERED
,
1407 ERRSRV
, ERRbadpath
);
1410 reply_nterror(req
, status
);
1414 status
= filename_convert(ctx
, conn
,
1415 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1420 if (!NT_STATUS_IS_OK(status
)) {
1421 if (NT_STATUS_EQUAL(status
,
1422 NT_STATUS_PATH_NOT_COVERED
)) {
1423 reply_botherror(req
,
1424 NT_STATUS_PATH_NOT_COVERED
,
1425 ERRSRV
, ERRbadpath
);
1428 reply_nterror(req
, status
);
1432 DEBUG(3,("reply_ntrename: %s -> %s\n",
1433 smb_fname_str_dbg(smb_fname_old
),
1434 smb_fname_str_dbg(smb_fname_new
)));
1436 switch(rename_type
) {
1437 case RENAME_FLAG_RENAME
:
1438 status
= rename_internals(ctx
, conn
, req
,
1439 smb_fname_old
, smb_fname_new
,
1440 attrs
, False
, src_has_wcard
,
1444 case RENAME_FLAG_HARD_LINK
:
1445 if (src_has_wcard
|| dest_has_wcard
) {
1447 status
= NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
1449 status
= hardlink_internals(ctx
, conn
,
1454 case RENAME_FLAG_COPY
:
1455 if (src_has_wcard
|| dest_has_wcard
) {
1457 status
= NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
1459 status
= copy_internals(ctx
, conn
, req
,
1465 case RENAME_FLAG_MOVE_CLUSTER_INFORMATION
:
1466 status
= NT_STATUS_INVALID_PARAMETER
;
1469 status
= NT_STATUS_ACCESS_DENIED
; /* Default error. */
1473 if (!NT_STATUS_IS_OK(status
)) {
1474 if (open_was_deferred(req
->mid
)) {
1475 /* We have re-scheduled this call. */
1479 reply_nterror(req
, status
);
1483 reply_outbuf(req
, 0, 0);
1485 END_PROFILE(SMBntrename
);
1489 /****************************************************************************
1490 Reply to a notify change - queue the request and
1491 don't allow a directory to be opened.
1492 ****************************************************************************/
1494 static void smbd_smb1_notify_reply(struct smb_request
*req
,
1495 NTSTATUS error_code
,
1496 uint8_t *buf
, size_t len
)
1498 send_nt_replies(req
->conn
, req
, error_code
, (char *)buf
, len
, NULL
, 0);
1501 static void call_nt_transact_notify_change(connection_struct
*conn
,
1502 struct smb_request
*req
,
1506 uint32 parameter_count
,
1507 char **ppdata
, uint32 data_count
,
1508 uint32 max_data_count
,
1509 uint32 max_param_count
)
1511 uint16
*setup
= *ppsetup
;
1517 if(setup_count
< 6) {
1518 reply_doserror(req
, ERRDOS
, ERRbadfunc
);
1522 fsp
= file_fsp(req
, SVAL(setup
,4));
1523 filter
= IVAL(setup
, 0);
1524 recursive
= (SVAL(setup
, 6) != 0) ? True
: False
;
1526 DEBUG(3,("call_nt_transact_notify_change\n"));
1529 reply_doserror(req
, ERRDOS
, ERRbadfid
);
1534 char *filter_string
;
1536 if (!(filter_string
= notify_filter_string(NULL
, filter
))) {
1537 reply_nterror(req
,NT_STATUS_NO_MEMORY
);
1541 DEBUG(3,("call_nt_transact_notify_change: notify change "
1542 "called on %s, filter = %s, recursive = %d\n",
1543 fsp_str_dbg(fsp
), filter_string
, recursive
));
1545 TALLOC_FREE(filter_string
);
1548 if((!fsp
->is_directory
) || (conn
!= fsp
->conn
)) {
1549 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1553 if (fsp
->notify
== NULL
) {
1555 status
= change_notify_create(fsp
, filter
, recursive
);
1557 if (!NT_STATUS_IS_OK(status
)) {
1558 DEBUG(10, ("change_notify_create returned %s\n",
1559 nt_errstr(status
)));
1560 reply_nterror(req
, status
);
1565 if (fsp
->notify
->num_changes
!= 0) {
1568 * We've got changes pending, respond immediately
1572 * TODO: write a torture test to check the filtering behaviour
1576 change_notify_reply(fsp
->conn
, req
,
1580 smbd_smb1_notify_reply
);
1583 * change_notify_reply() above has independently sent its
1590 * No changes pending, queue the request
1593 status
= change_notify_add_request(req
,
1597 smbd_smb1_notify_reply
);
1598 if (!NT_STATUS_IS_OK(status
)) {
1599 reply_nterror(req
, status
);
1604 /****************************************************************************
1605 Reply to an NT transact rename command.
1606 ****************************************************************************/
1608 static void call_nt_transact_rename(connection_struct
*conn
,
1609 struct smb_request
*req
,
1610 uint16
**ppsetup
, uint32 setup_count
,
1611 char **ppparams
, uint32 parameter_count
,
1612 char **ppdata
, uint32 data_count
,
1613 uint32 max_data_count
)
1615 char *params
= *ppparams
;
1616 char *new_name
= NULL
;
1617 files_struct
*fsp
= NULL
;
1618 bool dest_has_wcard
= False
;
1620 TALLOC_CTX
*ctx
= talloc_tos();
1622 if(parameter_count
< 5) {
1623 reply_doserror(req
, ERRDOS
, ERRbadfunc
);
1627 fsp
= file_fsp(req
, SVAL(params
, 0));
1628 if (!check_fsp(conn
, req
, fsp
)) {
1631 srvstr_get_path_wcard(ctx
, params
, req
->flags2
, &new_name
, params
+4,
1632 parameter_count
- 4,
1633 STR_TERMINATE
, &status
, &dest_has_wcard
);
1634 if (!NT_STATUS_IS_OK(status
)) {
1635 reply_nterror(req
, status
);
1640 * W2K3 ignores this request as the RAW-RENAME test
1641 * demonstrates, so we do.
1643 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
1645 DEBUG(3,("nt transact rename from = %s, to = %s ignored!\n",
1646 fsp_str_dbg(fsp
), new_name
));
1651 /******************************************************************************
1652 Fake up a completely empty SD.
1653 *******************************************************************************/
1655 static NTSTATUS
get_null_nt_acl(TALLOC_CTX
*mem_ctx
, SEC_DESC
**ppsd
)
1659 *ppsd
= make_standard_sec_desc( mem_ctx
, &global_sid_World
, &global_sid_World
, NULL
, &sd_size
);
1661 DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
1662 return NT_STATUS_NO_MEMORY
;
1665 return NT_STATUS_OK
;
1668 /****************************************************************************
1669 Reply to query a security descriptor.
1670 ****************************************************************************/
1672 static void call_nt_transact_query_security_desc(connection_struct
*conn
,
1673 struct smb_request
*req
,
1677 uint32 parameter_count
,
1680 uint32 max_data_count
)
1682 char *params
= *ppparams
;
1683 char *data
= *ppdata
;
1684 SEC_DESC
*psd
= NULL
;
1686 uint32 security_info_wanted
;
1687 files_struct
*fsp
= NULL
;
1691 if(parameter_count
< 8) {
1692 reply_doserror(req
, ERRDOS
, ERRbadfunc
);
1696 fsp
= file_fsp(req
, SVAL(params
,0));
1698 reply_doserror(req
, ERRDOS
, ERRbadfid
);
1702 security_info_wanted
= IVAL(params
,4);
1704 DEBUG(3,("call_nt_transact_query_security_desc: file = %s, "
1705 "info_wanted = 0x%x\n", fsp_str_dbg(fsp
),
1706 (unsigned int)security_info_wanted
));
1708 params
= nttrans_realloc(ppparams
, 4);
1709 if(params
== NULL
) {
1710 reply_doserror(req
, ERRDOS
, ERRnomem
);
1715 * Get the permissions to return.
1718 if (!lp_nt_acl_support(SNUM(conn
))) {
1719 status
= get_null_nt_acl(talloc_tos(), &psd
);
1721 status
= SMB_VFS_FGET_NT_ACL(
1722 fsp
, security_info_wanted
, &psd
);
1724 if (!NT_STATUS_IS_OK(status
)) {
1725 reply_nterror(req
, status
);
1729 /* If the SACL/DACL is NULL, but was requested, we mark that it is
1730 * present in the reply to match Windows behavior */
1731 if (psd
->sacl
== NULL
&&
1732 security_info_wanted
& SACL_SECURITY_INFORMATION
)
1733 psd
->type
|= SEC_DESC_SACL_PRESENT
;
1734 if (psd
->dacl
== NULL
&&
1735 security_info_wanted
& DACL_SECURITY_INFORMATION
)
1736 psd
->type
|= SEC_DESC_DACL_PRESENT
;
1738 sd_size
= ndr_size_security_descriptor(psd
, NULL
, 0);
1740 DEBUG(3,("call_nt_transact_query_security_desc: sd_size = %lu.\n",(unsigned long)sd_size
));
1742 if (DEBUGLEVEL
>= 10) {
1743 DEBUG(10,("call_nt_transact_query_security_desc for file %s\n",
1745 NDR_PRINT_DEBUG(security_descriptor
, psd
);
1748 SIVAL(params
,0,(uint32
)sd_size
);
1750 if (max_data_count
< sd_size
) {
1751 send_nt_replies(conn
, req
, NT_STATUS_BUFFER_TOO_SMALL
,
1752 params
, 4, *ppdata
, 0);
1757 * Allocate the data we will point this at.
1760 data
= nttrans_realloc(ppdata
, sd_size
);
1762 reply_doserror(req
, ERRDOS
, ERRnomem
);
1766 status
= marshall_sec_desc(talloc_tos(), psd
,
1767 &blob
.data
, &blob
.length
);
1769 if (!NT_STATUS_IS_OK(status
)) {
1770 reply_nterror(req
, status
);
1774 SMB_ASSERT(sd_size
== blob
.length
);
1775 memcpy(data
, blob
.data
, sd_size
);
1777 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, 4, data
, (int)sd_size
);
1782 /****************************************************************************
1783 Reply to set a security descriptor. Map to UNIX perms or POSIX ACLs.
1784 ****************************************************************************/
1786 static void call_nt_transact_set_security_desc(connection_struct
*conn
,
1787 struct smb_request
*req
,
1791 uint32 parameter_count
,
1794 uint32 max_data_count
)
1796 char *params
= *ppparams
;
1797 char *data
= *ppdata
;
1798 files_struct
*fsp
= NULL
;
1799 uint32 security_info_sent
= 0;
1802 if(parameter_count
< 8) {
1803 reply_doserror(req
, ERRDOS
, ERRbadfunc
);
1807 if((fsp
= file_fsp(req
, SVAL(params
,0))) == NULL
) {
1808 reply_doserror(req
, ERRDOS
, ERRbadfid
);
1812 if(!lp_nt_acl_support(SNUM(conn
))) {
1816 security_info_sent
= IVAL(params
,4);
1818 DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n",
1819 fsp_str_dbg(fsp
), (unsigned int)security_info_sent
));
1821 if (data_count
== 0) {
1822 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
1826 status
= set_sd(fsp
, (uint8
*)data
, data_count
, security_info_sent
);
1828 if (!NT_STATUS_IS_OK(status
)) {
1829 reply_nterror(req
, status
);
1834 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
1838 /****************************************************************************
1840 ****************************************************************************/
1842 static void call_nt_transact_ioctl(connection_struct
*conn
,
1843 struct smb_request
*req
,
1844 uint16
**ppsetup
, uint32 setup_count
,
1845 char **ppparams
, uint32 parameter_count
,
1846 char **ppdata
, uint32 data_count
,
1847 uint32 max_data_count
)
1854 char *pdata
= *ppdata
;
1856 if (setup_count
!= 8) {
1857 DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count
));
1858 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
1862 function
= IVAL(*ppsetup
, 0);
1863 fidnum
= SVAL(*ppsetup
, 4);
1864 isFSctl
= CVAL(*ppsetup
, 6);
1865 compfilter
= CVAL(*ppsetup
, 7);
1867 DEBUG(10,("call_nt_transact_ioctl: function[0x%08X] FID[0x%04X] isFSctl[0x%02X] compfilter[0x%02X]\n",
1868 function
, fidnum
, isFSctl
, compfilter
));
1870 fsp
=file_fsp(req
, fidnum
);
1871 /* this check is done in each implemented function case for now
1872 because I don't want to break anything... --metze
1873 FSP_BELONGS_CONN(fsp,conn);*/
1875 SMB_PERFCOUNT_SET_IOCTL(&req
->pcd
, function
);
1878 case FSCTL_SET_SPARSE
:
1879 /* pretend this succeeded - tho strictly we should
1880 mark the file sparse (if the local fs supports it)
1881 so we can know if we need to pre-allocate or not */
1883 DEBUG(10,("FSCTL_SET_SPARSE: called on FID[0x%04X](but not implemented)\n", fidnum
));
1884 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
1887 case FSCTL_CREATE_OR_GET_OBJECT_ID
:
1889 unsigned char objid
[16];
1891 /* This should return the object-id on this file.
1892 * I think I'll make this be the inode+dev. JRA.
1895 DEBUG(10,("FSCTL_CREATE_OR_GET_OBJECT_ID: called on FID[0x%04X]\n",fidnum
));
1897 if (!fsp_belongs_conn(conn
, req
, fsp
)) {
1902 pdata
= nttrans_realloc(ppdata
, data_count
);
1903 if (pdata
== NULL
) {
1904 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1908 /* For backwards compatibility only store the dev/inode. */
1909 push_file_id_16(pdata
, &fsp
->file_id
);
1910 memcpy(pdata
+16,create_volume_objectid(conn
,objid
),16);
1911 push_file_id_16(pdata
+32, &fsp
->file_id
);
1912 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0,
1917 case FSCTL_GET_REPARSE_POINT
:
1918 /* pretend this fail - my winXP does it like this
1922 DEBUG(10,("FSCTL_GET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum
));
1923 reply_nterror(req
, NT_STATUS_NOT_A_REPARSE_POINT
);
1926 case FSCTL_SET_REPARSE_POINT
:
1927 /* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
1931 DEBUG(10,("FSCTL_SET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum
));
1932 reply_nterror(req
, NT_STATUS_NOT_A_REPARSE_POINT
);
1935 case FSCTL_GET_SHADOW_COPY_DATA
: /* don't know if this name is right...*/
1938 * This is called to retrieve the number of Shadow Copies (a.k.a. snapshots)
1939 * and return their volume names. If max_data_count is 16, then it is just
1940 * asking for the number of volumes and length of the combined names.
1942 * pdata is the data allocated by our caller, but that uses
1943 * total_data_count (which is 0 in our case) rather than max_data_count.
1944 * Allocate the correct amount and return the pointer to let
1945 * it be deallocated when we return.
1947 SHADOW_COPY_DATA
*shadow_data
= NULL
;
1948 TALLOC_CTX
*shadow_mem_ctx
= NULL
;
1949 bool labels
= False
;
1950 uint32 labels_data_count
= 0;
1954 if (!fsp_belongs_conn(conn
, req
, fsp
)) {
1958 if (max_data_count
< 16) {
1959 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) < 16 is invalid!\n",
1961 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1965 if (max_data_count
> 16) {
1969 shadow_mem_ctx
= talloc_init("SHADOW_COPY_DATA");
1970 if (shadow_mem_ctx
== NULL
) {
1971 DEBUG(0,("talloc_init(SHADOW_COPY_DATA) failed!\n"));
1972 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1976 shadow_data
= TALLOC_ZERO_P(shadow_mem_ctx
,SHADOW_COPY_DATA
);
1977 if (shadow_data
== NULL
) {
1978 DEBUG(0,("TALLOC_ZERO() failed!\n"));
1979 talloc_destroy(shadow_mem_ctx
);
1980 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1984 shadow_data
->mem_ctx
= shadow_mem_ctx
;
1987 * Call the VFS routine to actually do the work.
1989 if (SMB_VFS_GET_SHADOW_COPY_DATA(fsp
, shadow_data
, labels
)!=0) {
1990 talloc_destroy(shadow_data
->mem_ctx
);
1991 if (errno
== ENOSYS
) {
1992 DEBUG(5,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, not supported.\n",
1993 conn
->connectpath
));
1994 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
1997 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, failed.\n",
1998 conn
->connectpath
));
1999 reply_nterror(req
, NT_STATUS_UNSUCCESSFUL
);
2004 labels_data_count
= (shadow_data
->num_volumes
*2*sizeof(SHADOW_COPY_LABEL
))+2;
2009 data_count
= 12+labels_data_count
+4;
2012 if (max_data_count
<data_count
) {
2013 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) too small (%u) bytes needed!\n",
2014 max_data_count
,data_count
));
2015 talloc_destroy(shadow_data
->mem_ctx
);
2016 reply_nterror(req
, NT_STATUS_BUFFER_TOO_SMALL
);
2020 pdata
= nttrans_realloc(ppdata
, data_count
);
2021 if (pdata
== NULL
) {
2022 talloc_destroy(shadow_data
->mem_ctx
);
2023 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2029 /* num_volumes 4 bytes */
2030 SIVAL(pdata
,0,shadow_data
->num_volumes
);
2033 /* num_labels 4 bytes */
2034 SIVAL(pdata
,4,shadow_data
->num_volumes
);
2037 /* needed_data_count 4 bytes */
2038 SIVAL(pdata
, 8, labels_data_count
+4);
2042 DEBUG(10,("FSCTL_GET_SHADOW_COPY_DATA: %u volumes for path[%s].\n",
2043 shadow_data
->num_volumes
, fsp_str_dbg(fsp
)));
2044 if (labels
&& shadow_data
->labels
) {
2045 for (i
=0;i
<shadow_data
->num_volumes
;i
++) {
2046 srvstr_push(pdata
, req
->flags2
,
2047 cur_pdata
, shadow_data
->labels
[i
],
2048 2*sizeof(SHADOW_COPY_LABEL
),
2049 STR_UNICODE
|STR_TERMINATE
);
2050 cur_pdata
+=2*sizeof(SHADOW_COPY_LABEL
);
2051 DEBUGADD(10,("Label[%u]: '%s'\n",i
,shadow_data
->labels
[i
]));
2055 talloc_destroy(shadow_data
->mem_ctx
);
2057 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0,
2063 case FSCTL_FIND_FILES_BY_SID
: /* I hope this name is right */
2065 /* pretend this succeeded -
2067 * we have to send back a list with all files owned by this SID
2069 * but I have to check that --metze
2073 size_t sid_len
= MIN(data_count
-4,SID_MAX_SIZE
);
2075 DEBUG(10,("FSCTL_FIND_FILES_BY_SID: called on FID[0x%04X]\n",fidnum
));
2077 if (!fsp_belongs_conn(conn
, req
, fsp
)) {
2081 /* unknown 4 bytes: this is not the length of the sid :-( */
2082 /*unknown = IVAL(pdata,0);*/
2084 sid_parse(pdata
+4,sid_len
,&sid
);
2085 DEBUGADD(10, ("for SID: %s\n", sid_string_dbg(&sid
)));
2087 if (!sid_to_uid(&sid
, &uid
)) {
2088 DEBUG(0,("sid_to_uid: failed, sid[%s] sid_len[%lu]\n",
2089 sid_string_dbg(&sid
),
2090 (unsigned long)sid_len
));
2094 /* we can take a look at the find source :-)
2096 * find ./ -uid $uid -name '*' is what we need here
2099 * and send 4bytes len and then NULL terminated unicode strings
2102 * but I don't know how to deal with the paged results
2103 * (maybe we can hang the result anywhere in the fsp struct)
2105 * we don't send all files at once
2106 * and at the next we should *not* start from the beginning,
2107 * so we have to cache the result
2112 /* this works for now... */
2113 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2117 if (!logged_ioctl_message
) {
2118 logged_ioctl_message
= true; /* Only print this once... */
2119 DEBUG(0,("call_nt_transact_ioctl(0x%x): Currently not implemented.\n",
2124 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
2128 #ifdef HAVE_SYS_QUOTAS
2129 /****************************************************************************
2130 Reply to get user quota
2131 ****************************************************************************/
2133 static void call_nt_transact_get_user_quota(connection_struct
*conn
,
2134 struct smb_request
*req
,
2138 uint32 parameter_count
,
2141 uint32 max_data_count
)
2143 NTSTATUS nt_status
= NT_STATUS_OK
;
2144 char *params
= *ppparams
;
2145 char *pdata
= *ppdata
;
2147 int data_len
=0,param_len
=0;
2150 files_struct
*fsp
= NULL
;
2154 bool start_enum
= True
;
2155 SMB_NTQUOTA_STRUCT qt
;
2156 SMB_NTQUOTA_LIST
*tmp_list
;
2157 SMB_NTQUOTA_HANDLE
*qt_handle
= NULL
;
2162 if (conn
->server_info
->utok
.uid
!= 0) {
2163 DEBUG(1,("get_user_quota: access_denied service [%s] user "
2164 "[%s]\n", lp_servicename(SNUM(conn
)),
2165 conn
->server_info
->unix_name
));
2166 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
2171 * Ensure minimum number of parameters sent.
2174 if (parameter_count
< 4) {
2175 DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count
));
2176 reply_doserror(req
, ERRDOS
, ERRinvalidparam
);
2180 /* maybe we can check the quota_fnum */
2181 fsp
= file_fsp(req
, SVAL(params
,0));
2182 if (!check_fsp_ntquota_handle(conn
, req
, fsp
)) {
2183 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2184 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
2188 /* the NULL pointer checking for fsp->fake_file_handle->pd
2189 * is done by CHECK_NTQUOTA_HANDLE_OK()
2191 qt_handle
= (SMB_NTQUOTA_HANDLE
*)fsp
->fake_file_handle
->private_data
;
2193 level
= SVAL(params
,2);
2195 /* unknown 12 bytes leading in params */
2198 case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE
:
2199 /* seems that we should continue with the enum here --metze */
2201 if (qt_handle
->quota_list
!=NULL
&&
2202 qt_handle
->tmp_list
==NULL
) {
2205 free_ntquota_list(&(qt_handle
->quota_list
));
2207 /* Realloc the size of parameters and data we will return */
2209 params
= nttrans_realloc(ppparams
, param_len
);
2210 if(params
== NULL
) {
2211 reply_doserror(req
, ERRDOS
, ERRnomem
);
2216 SIVAL(params
,0,data_len
);
2223 case TRANSACT_GET_USER_QUOTA_LIST_START
:
2225 if (qt_handle
->quota_list
==NULL
&&
2226 qt_handle
->tmp_list
==NULL
) {
2230 if (start_enum
&& vfs_get_user_ntquota_list(fsp
,&(qt_handle
->quota_list
))!=0) {
2231 reply_doserror(req
, ERRSRV
, ERRerror
);
2235 /* Realloc the size of parameters and data we will return */
2237 params
= nttrans_realloc(ppparams
, param_len
);
2238 if(params
== NULL
) {
2239 reply_doserror(req
, ERRDOS
, ERRnomem
);
2243 /* we should not trust the value in max_data_count*/
2244 max_data_count
= MIN(max_data_count
,2048);
2246 pdata
= nttrans_realloc(ppdata
, max_data_count
);/* should be max data count from client*/
2248 reply_doserror(req
, ERRDOS
, ERRnomem
);
2254 /* set params Size of returned Quota Data 4 bytes*/
2255 /* but set it later when we know it */
2257 /* for each entry push the data */
2260 qt_handle
->tmp_list
= qt_handle
->quota_list
;
2263 tmp_list
= qt_handle
->tmp_list
;
2265 for (;((tmp_list
!=NULL
)&&((qt_len
+40+SID_MAX_SIZE
)<max_data_count
));
2266 tmp_list
=tmp_list
->next
,entry
+=entry_len
,qt_len
+=entry_len
) {
2268 sid_len
= ndr_size_dom_sid(
2269 &tmp_list
->quotas
->sid
, NULL
, 0);
2270 entry_len
= 40 + sid_len
;
2272 /* nextoffset entry 4 bytes */
2273 SIVAL(entry
,0,entry_len
);
2275 /* then the len of the SID 4 bytes */
2276 SIVAL(entry
,4,sid_len
);
2278 /* unknown data 8 bytes uint64_t */
2279 SBIG_UINT(entry
,8,(uint64_t)0); /* this is not 0 in windows...-metze*/
2281 /* the used disk space 8 bytes uint64_t */
2282 SBIG_UINT(entry
,16,tmp_list
->quotas
->usedspace
);
2284 /* the soft quotas 8 bytes uint64_t */
2285 SBIG_UINT(entry
,24,tmp_list
->quotas
->softlim
);
2287 /* the hard quotas 8 bytes uint64_t */
2288 SBIG_UINT(entry
,32,tmp_list
->quotas
->hardlim
);
2290 /* and now the SID */
2291 sid_linearize(entry
+40, sid_len
, &tmp_list
->quotas
->sid
);
2294 qt_handle
->tmp_list
= tmp_list
;
2296 /* overwrite the offset of the last entry */
2297 SIVAL(entry
-entry_len
,0,0);
2299 data_len
= 4+qt_len
;
2300 /* overwrite the params quota_data_len */
2301 SIVAL(params
,0,data_len
);
2305 case TRANSACT_GET_USER_QUOTA_FOR_SID
:
2307 /* unknown 4 bytes IVAL(pdata,0) */
2309 if (data_count
< 8) {
2310 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count
,8));
2311 reply_doserror(req
, ERRDOS
, ERRunknownlevel
);
2315 sid_len
= IVAL(pdata
,4);
2316 /* Ensure this is less than 1mb. */
2317 if (sid_len
> (1024*1024)) {
2318 reply_doserror(req
, ERRDOS
, ERRnomem
);
2322 if (data_count
< 8+sid_len
) {
2323 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %lu bytes data\n",data_count
,(unsigned long)(8+sid_len
)));
2324 reply_doserror(req
, ERRDOS
, ERRunknownlevel
);
2328 data_len
= 4+40+sid_len
;
2330 if (max_data_count
< data_len
) {
2331 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
2332 max_data_count
, data_len
));
2334 SIVAL(params
,0,data_len
);
2336 nt_status
= NT_STATUS_BUFFER_TOO_SMALL
;
2340 sid_parse(pdata
+8,sid_len
,&sid
);
2342 if (vfs_get_ntquota(fsp
, SMB_USER_QUOTA_TYPE
, &sid
, &qt
)!=0) {
2345 * we have to return zero's in all fields
2346 * instead of returning an error here
2351 /* Realloc the size of parameters and data we will return */
2353 params
= nttrans_realloc(ppparams
, param_len
);
2354 if(params
== NULL
) {
2355 reply_doserror(req
, ERRDOS
, ERRnomem
);
2359 pdata
= nttrans_realloc(ppdata
, data_len
);
2361 reply_doserror(req
, ERRDOS
, ERRnomem
);
2367 /* set params Size of returned Quota Data 4 bytes*/
2368 SIVAL(params
,0,data_len
);
2370 /* nextoffset entry 4 bytes */
2373 /* then the len of the SID 4 bytes */
2374 SIVAL(entry
,4,sid_len
);
2376 /* unknown data 8 bytes uint64_t */
2377 SBIG_UINT(entry
,8,(uint64_t)0); /* this is not 0 in windows...-mezte*/
2379 /* the used disk space 8 bytes uint64_t */
2380 SBIG_UINT(entry
,16,qt
.usedspace
);
2382 /* the soft quotas 8 bytes uint64_t */
2383 SBIG_UINT(entry
,24,qt
.softlim
);
2385 /* the hard quotas 8 bytes uint64_t */
2386 SBIG_UINT(entry
,32,qt
.hardlim
);
2388 /* and now the SID */
2389 sid_linearize(entry
+40, sid_len
, &sid
);
2394 DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp
->fnum
,level
));
2395 reply_doserror(req
, ERRSRV
, ERRerror
);
2400 send_nt_replies(conn
, req
, nt_status
, params
, param_len
,
2404 /****************************************************************************
2405 Reply to set user quota
2406 ****************************************************************************/
2408 static void call_nt_transact_set_user_quota(connection_struct
*conn
,
2409 struct smb_request
*req
,
2413 uint32 parameter_count
,
2416 uint32 max_data_count
)
2418 char *params
= *ppparams
;
2419 char *pdata
= *ppdata
;
2420 int data_len
=0,param_len
=0;
2421 SMB_NTQUOTA_STRUCT qt
;
2424 files_struct
*fsp
= NULL
;
2429 if (conn
->server_info
->utok
.uid
!= 0) {
2430 DEBUG(1,("set_user_quota: access_denied service [%s] user "
2431 "[%s]\n", lp_servicename(SNUM(conn
)),
2432 conn
->server_info
->unix_name
));
2433 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
2438 * Ensure minimum number of parameters sent.
2441 if (parameter_count
< 2) {
2442 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",parameter_count
));
2443 reply_doserror(req
, ERRDOS
, ERRinvalidparam
);
2447 /* maybe we can check the quota_fnum */
2448 fsp
= file_fsp(req
, SVAL(params
,0));
2449 if (!check_fsp_ntquota_handle(conn
, req
, fsp
)) {
2450 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2451 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
2455 if (data_count
< 40) {
2456 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count
,40));
2457 reply_doserror(req
, ERRDOS
, ERRunknownlevel
);
2461 /* offset to next quota record.
2462 * 4 bytes IVAL(pdata,0)
2467 sid_len
= IVAL(pdata
,4);
2469 if (data_count
< 40+sid_len
) {
2470 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %lu bytes data\n",data_count
,(unsigned long)40+sid_len
));
2471 reply_doserror(req
, ERRDOS
, ERRunknownlevel
);
2475 /* unknown 8 bytes in pdata
2476 * maybe its the change time in NTTIME
2479 /* the used space 8 bytes (uint64_t)*/
2480 qt
.usedspace
= (uint64_t)IVAL(pdata
,16);
2481 #ifdef LARGE_SMB_OFF_T
2482 qt
.usedspace
|= (((uint64_t)IVAL(pdata
,20)) << 32);
2483 #else /* LARGE_SMB_OFF_T */
2484 if ((IVAL(pdata
,20) != 0)&&
2485 ((qt
.usedspace
!= 0xFFFFFFFF)||
2486 (IVAL(pdata
,20)!=0xFFFFFFFF))) {
2487 /* more than 32 bits? */
2488 reply_doserror(req
, ERRDOS
, ERRunknownlevel
);
2491 #endif /* LARGE_SMB_OFF_T */
2493 /* the soft quotas 8 bytes (uint64_t)*/
2494 qt
.softlim
= (uint64_t)IVAL(pdata
,24);
2495 #ifdef LARGE_SMB_OFF_T
2496 qt
.softlim
|= (((uint64_t)IVAL(pdata
,28)) << 32);
2497 #else /* LARGE_SMB_OFF_T */
2498 if ((IVAL(pdata
,28) != 0)&&
2499 ((qt
.softlim
!= 0xFFFFFFFF)||
2500 (IVAL(pdata
,28)!=0xFFFFFFFF))) {
2501 /* more than 32 bits? */
2502 reply_doserror(req
, ERRDOS
, ERRunknownlevel
);
2505 #endif /* LARGE_SMB_OFF_T */
2507 /* the hard quotas 8 bytes (uint64_t)*/
2508 qt
.hardlim
= (uint64_t)IVAL(pdata
,32);
2509 #ifdef LARGE_SMB_OFF_T
2510 qt
.hardlim
|= (((uint64_t)IVAL(pdata
,36)) << 32);
2511 #else /* LARGE_SMB_OFF_T */
2512 if ((IVAL(pdata
,36) != 0)&&
2513 ((qt
.hardlim
!= 0xFFFFFFFF)||
2514 (IVAL(pdata
,36)!=0xFFFFFFFF))) {
2515 /* more than 32 bits? */
2516 reply_doserror(req
, ERRDOS
, ERRunknownlevel
);
2519 #endif /* LARGE_SMB_OFF_T */
2521 sid_parse(pdata
+40,sid_len
,&sid
);
2522 DEBUGADD(8,("SID: %s\n", sid_string_dbg(&sid
)));
2524 /* 44 unknown bytes left... */
2526 if (vfs_set_ntquota(fsp
, SMB_USER_QUOTA_TYPE
, &sid
, &qt
)!=0) {
2527 reply_doserror(req
, ERRSRV
, ERRerror
);
2531 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
,
2534 #endif /* HAVE_SYS_QUOTAS */
2536 static void handle_nttrans(connection_struct
*conn
,
2537 struct trans_state
*state
,
2538 struct smb_request
*req
)
2540 if (get_Protocol() >= PROTOCOL_NT1
) {
2541 req
->flags2
|= 0x40; /* IS_LONG_NAME */
2542 SSVAL(req
->inbuf
,smb_flg2
,req
->flags2
);
2546 SMB_PERFCOUNT_SET_SUBOP(&req
->pcd
, state
->call
);
2548 /* Now we must call the relevant NT_TRANS function */
2549 switch(state
->call
) {
2550 case NT_TRANSACT_CREATE
:
2552 START_PROFILE(NT_transact_create
);
2553 call_nt_transact_create(
2555 &state
->setup
, state
->setup_count
,
2556 &state
->param
, state
->total_param
,
2557 &state
->data
, state
->total_data
,
2558 state
->max_data_return
);
2559 END_PROFILE(NT_transact_create
);
2563 case NT_TRANSACT_IOCTL
:
2565 START_PROFILE(NT_transact_ioctl
);
2566 call_nt_transact_ioctl(
2568 &state
->setup
, state
->setup_count
,
2569 &state
->param
, state
->total_param
,
2570 &state
->data
, state
->total_data
,
2571 state
->max_data_return
);
2572 END_PROFILE(NT_transact_ioctl
);
2576 case NT_TRANSACT_SET_SECURITY_DESC
:
2578 START_PROFILE(NT_transact_set_security_desc
);
2579 call_nt_transact_set_security_desc(
2581 &state
->setup
, state
->setup_count
,
2582 &state
->param
, state
->total_param
,
2583 &state
->data
, state
->total_data
,
2584 state
->max_data_return
);
2585 END_PROFILE(NT_transact_set_security_desc
);
2589 case NT_TRANSACT_NOTIFY_CHANGE
:
2591 START_PROFILE(NT_transact_notify_change
);
2592 call_nt_transact_notify_change(
2594 &state
->setup
, state
->setup_count
,
2595 &state
->param
, state
->total_param
,
2596 &state
->data
, state
->total_data
,
2597 state
->max_data_return
,
2598 state
->max_param_return
);
2599 END_PROFILE(NT_transact_notify_change
);
2603 case NT_TRANSACT_RENAME
:
2605 START_PROFILE(NT_transact_rename
);
2606 call_nt_transact_rename(
2608 &state
->setup
, state
->setup_count
,
2609 &state
->param
, state
->total_param
,
2610 &state
->data
, state
->total_data
,
2611 state
->max_data_return
);
2612 END_PROFILE(NT_transact_rename
);
2616 case NT_TRANSACT_QUERY_SECURITY_DESC
:
2618 START_PROFILE(NT_transact_query_security_desc
);
2619 call_nt_transact_query_security_desc(
2621 &state
->setup
, state
->setup_count
,
2622 &state
->param
, state
->total_param
,
2623 &state
->data
, state
->total_data
,
2624 state
->max_data_return
);
2625 END_PROFILE(NT_transact_query_security_desc
);
2629 #ifdef HAVE_SYS_QUOTAS
2630 case NT_TRANSACT_GET_USER_QUOTA
:
2632 START_PROFILE(NT_transact_get_user_quota
);
2633 call_nt_transact_get_user_quota(
2635 &state
->setup
, state
->setup_count
,
2636 &state
->param
, state
->total_param
,
2637 &state
->data
, state
->total_data
,
2638 state
->max_data_return
);
2639 END_PROFILE(NT_transact_get_user_quota
);
2643 case NT_TRANSACT_SET_USER_QUOTA
:
2645 START_PROFILE(NT_transact_set_user_quota
);
2646 call_nt_transact_set_user_quota(
2648 &state
->setup
, state
->setup_count
,
2649 &state
->param
, state
->total_param
,
2650 &state
->data
, state
->total_data
,
2651 state
->max_data_return
);
2652 END_PROFILE(NT_transact_set_user_quota
);
2655 #endif /* HAVE_SYS_QUOTAS */
2658 /* Error in request */
2659 DEBUG(0,("handle_nttrans: Unknown request %d in "
2660 "nttrans call\n", state
->call
));
2661 reply_doserror(req
, ERRSRV
, ERRerror
);
2667 /****************************************************************************
2668 Reply to a SMBNTtrans.
2669 ****************************************************************************/
2671 void reply_nttrans(struct smb_request
*req
)
2673 connection_struct
*conn
= req
->conn
;
2678 uint16 function_code
;
2680 struct trans_state
*state
;
2682 START_PROFILE(SMBnttrans
);
2684 if (req
->wct
< 19) {
2685 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2686 END_PROFILE(SMBnttrans
);
2690 pscnt
= IVAL(req
->vwv
+9, 1);
2691 psoff
= IVAL(req
->vwv
+11, 1);
2692 dscnt
= IVAL(req
->vwv
+13, 1);
2693 dsoff
= IVAL(req
->vwv
+15, 1);
2694 function_code
= SVAL(req
->vwv
+18, 0);
2696 if (IS_IPC(conn
) && (function_code
!= NT_TRANSACT_CREATE
)) {
2697 reply_doserror(req
, ERRSRV
, ERRaccess
);
2698 END_PROFILE(SMBnttrans
);
2702 result
= allow_new_trans(conn
->pending_trans
, req
->mid
);
2703 if (!NT_STATUS_IS_OK(result
)) {
2704 DEBUG(2, ("Got invalid nttrans request: %s\n", nt_errstr(result
)));
2705 reply_nterror(req
, result
);
2706 END_PROFILE(SMBnttrans
);
2710 if ((state
= TALLOC_P(conn
, struct trans_state
)) == NULL
) {
2711 reply_doserror(req
, ERRSRV
, ERRaccess
);
2712 END_PROFILE(SMBnttrans
);
2716 state
->cmd
= SMBnttrans
;
2718 state
->mid
= req
->mid
;
2719 state
->vuid
= req
->vuid
;
2720 state
->total_data
= IVAL(req
->vwv
+3, 1);
2722 state
->total_param
= IVAL(req
->vwv
+1, 1);
2723 state
->param
= NULL
;
2724 state
->max_data_return
= IVAL(req
->vwv
+7, 1);
2725 state
->max_param_return
= IVAL(req
->vwv
+5, 1);
2727 /* setup count is in *words* */
2728 state
->setup_count
= 2*CVAL(req
->vwv
+17, 1);
2729 state
->setup
= NULL
;
2730 state
->call
= function_code
;
2732 DEBUG(10, ("num_setup=%u, "
2733 "param_total=%u, this_param=%u, max_param=%u, "
2734 "data_total=%u, this_data=%u, max_data=%u, "
2735 "param_offset=%u, data_offset=%u\n",
2736 (unsigned)state
->setup_count
,
2737 (unsigned)state
->total_param
, (unsigned)pscnt
,
2738 (unsigned)state
->max_param_return
,
2739 (unsigned)state
->total_data
, (unsigned)dscnt
,
2740 (unsigned)state
->max_data_return
,
2741 (unsigned)psoff
, (unsigned)dsoff
));
2744 * All nttrans messages we handle have smb_wct == 19 +
2745 * state->setup_count. Ensure this is so as a sanity check.
2748 if(req
->wct
!= 19 + (state
->setup_count
/2)) {
2749 DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
2750 req
->wct
, 19 + (state
->setup_count
/2)));
2754 /* Don't allow more than 128mb for each value. */
2755 if ((state
->total_data
> (1024*1024*128)) ||
2756 (state
->total_param
> (1024*1024*128))) {
2757 reply_doserror(req
, ERRDOS
, ERRnomem
);
2758 END_PROFILE(SMBnttrans
);
2762 if ((dscnt
> state
->total_data
) || (pscnt
> state
->total_param
))
2765 if (state
->total_data
) {
2767 if (trans_oob(state
->total_data
, 0, dscnt
)
2768 || trans_oob(smb_len(req
->inbuf
), dsoff
, dscnt
)) {
2772 /* Can't use talloc here, the core routines do realloc on the
2773 * params and data. */
2774 if ((state
->data
= (char *)SMB_MALLOC(state
->total_data
)) == NULL
) {
2775 DEBUG(0,("reply_nttrans: data malloc fail for %u "
2776 "bytes !\n", (unsigned int)state
->total_data
));
2778 reply_doserror(req
, ERRDOS
, ERRnomem
);
2779 END_PROFILE(SMBnttrans
);
2783 memcpy(state
->data
,smb_base(req
->inbuf
)+dsoff
,dscnt
);
2786 if (state
->total_param
) {
2788 if (trans_oob(state
->total_param
, 0, pscnt
)
2789 || trans_oob(smb_len(req
->inbuf
), psoff
, pscnt
)) {
2793 /* Can't use talloc here, the core routines do realloc on the
2794 * params and data. */
2795 if ((state
->param
= (char *)SMB_MALLOC(state
->total_param
)) == NULL
) {
2796 DEBUG(0,("reply_nttrans: param malloc fail for %u "
2797 "bytes !\n", (unsigned int)state
->total_param
));
2798 SAFE_FREE(state
->data
);
2800 reply_doserror(req
, ERRDOS
, ERRnomem
);
2801 END_PROFILE(SMBnttrans
);
2805 memcpy(state
->param
,smb_base(req
->inbuf
)+psoff
,pscnt
);
2808 state
->received_data
= dscnt
;
2809 state
->received_param
= pscnt
;
2811 if(state
->setup_count
> 0) {
2812 DEBUG(10,("reply_nttrans: state->setup_count = %d\n",
2813 state
->setup_count
));
2816 * No overflow possible here, state->setup_count is an
2817 * unsigned int, being filled by a single byte from
2818 * CVAL(req->vwv+13, 0) above. The cast in the comparison
2819 * below is not necessary, it's here to clarify things. The
2820 * validity of req->vwv and req->wct has been checked in
2821 * init_smb_request already.
2823 if ((state
->setup_count
/2) + 19 > (unsigned int)req
->wct
) {
2827 state
->setup
= (uint16
*)TALLOC(state
, state
->setup_count
);
2828 if (state
->setup
== NULL
) {
2829 DEBUG(0,("reply_nttrans : Out of memory\n"));
2830 SAFE_FREE(state
->data
);
2831 SAFE_FREE(state
->param
);
2833 reply_doserror(req
, ERRDOS
, ERRnomem
);
2834 END_PROFILE(SMBnttrans
);
2838 memcpy(state
->setup
, req
->vwv
+19, state
->setup_count
);
2839 dump_data(10, (uint8
*)state
->setup
, state
->setup_count
);
2842 if ((state
->received_data
== state
->total_data
) &&
2843 (state
->received_param
== state
->total_param
)) {
2844 handle_nttrans(conn
, state
, req
);
2845 SAFE_FREE(state
->param
);
2846 SAFE_FREE(state
->data
);
2848 END_PROFILE(SMBnttrans
);
2852 DLIST_ADD(conn
->pending_trans
, state
);
2854 /* We need to send an interim response then receive the rest
2855 of the parameter/data bytes */
2856 reply_outbuf(req
, 0, 0);
2857 show_msg((char *)req
->outbuf
);
2858 END_PROFILE(SMBnttrans
);
2863 DEBUG(0,("reply_nttrans: invalid trans parameters\n"));
2864 SAFE_FREE(state
->data
);
2865 SAFE_FREE(state
->param
);
2867 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2868 END_PROFILE(SMBnttrans
);
2872 /****************************************************************************
2873 Reply to a SMBnttranss
2874 ****************************************************************************/
2876 void reply_nttranss(struct smb_request
*req
)
2878 connection_struct
*conn
= req
->conn
;
2879 uint32_t pcnt
,poff
,dcnt
,doff
,pdisp
,ddisp
;
2880 struct trans_state
*state
;
2882 START_PROFILE(SMBnttranss
);
2884 show_msg((char *)req
->inbuf
);
2886 if (req
->wct
< 18) {
2887 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2888 END_PROFILE(SMBnttranss
);
2892 for (state
= conn
->pending_trans
; state
!= NULL
;
2893 state
= state
->next
) {
2894 if (state
->mid
== req
->mid
) {
2899 if ((state
== NULL
) || (state
->cmd
!= SMBnttrans
)) {
2900 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2901 END_PROFILE(SMBnttranss
);
2905 /* Revise state->total_param and state->total_data in case they have
2906 changed downwards */
2907 if (IVAL(req
->vwv
+1, 1) < state
->total_param
) {
2908 state
->total_param
= IVAL(req
->vwv
+1, 1);
2910 if (IVAL(req
->vwv
+3, 1) < state
->total_data
) {
2911 state
->total_data
= IVAL(req
->vwv
+3, 1);
2914 pcnt
= IVAL(req
->vwv
+5, 1);
2915 poff
= IVAL(req
->vwv
+7, 1);
2916 pdisp
= IVAL(req
->vwv
+9, 1);
2918 dcnt
= IVAL(req
->vwv
+11, 1);
2919 doff
= IVAL(req
->vwv
+13, 1);
2920 ddisp
= IVAL(req
->vwv
+15, 1);
2922 state
->received_param
+= pcnt
;
2923 state
->received_data
+= dcnt
;
2925 if ((state
->received_data
> state
->total_data
) ||
2926 (state
->received_param
> state
->total_param
))
2930 if (trans_oob(state
->total_param
, pdisp
, pcnt
)
2931 || trans_oob(smb_len(req
->inbuf
), poff
, pcnt
)) {
2934 memcpy(state
->param
+pdisp
, smb_base(req
->inbuf
)+poff
,pcnt
);
2938 if (trans_oob(state
->total_data
, ddisp
, dcnt
)
2939 || trans_oob(smb_len(req
->inbuf
), doff
, dcnt
)) {
2942 memcpy(state
->data
+ddisp
, smb_base(req
->inbuf
)+doff
,dcnt
);
2945 if ((state
->received_param
< state
->total_param
) ||
2946 (state
->received_data
< state
->total_data
)) {
2947 END_PROFILE(SMBnttranss
);
2951 handle_nttrans(conn
, state
, req
);
2953 DLIST_REMOVE(conn
->pending_trans
, state
);
2954 SAFE_FREE(state
->data
);
2955 SAFE_FREE(state
->param
);
2957 END_PROFILE(SMBnttranss
);
2962 DEBUG(0,("reply_nttranss: invalid trans parameters\n"));
2963 DLIST_REMOVE(conn
->pending_trans
, state
);
2964 SAFE_FREE(state
->data
);
2965 SAFE_FREE(state
->param
);
2967 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2968 END_PROFILE(SMBnttranss
);