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"
23 #include "fake_file.h"
24 #include "../libcli/security/security.h"
25 #include "../librpc/gen_ndr/ndr_security.h"
27 extern const struct generic_mapping file_generic_mapping
;
29 static char *nttrans_realloc(char **ptr
, size_t size
)
32 smb_panic("nttrans_realloc() called with NULL ptr");
35 *ptr
= (char *)SMB_REALLOC(*ptr
, size
);
39 memset(*ptr
,'\0',size
);
43 /****************************************************************************
44 Send the required number of replies back.
45 We assume all fields other than the data fields are
46 set correctly for the type of call.
47 HACK ! Always assumes smb_setup field is zero.
48 ****************************************************************************/
50 void send_nt_replies(connection_struct
*conn
,
51 struct smb_request
*req
, NTSTATUS nt_error
,
52 char *params
, int paramsize
,
53 char *pdata
, int datasize
)
55 int data_to_send
= datasize
;
56 int params_to_send
= paramsize
;
60 int params_sent_thistime
, data_sent_thistime
, total_sent_thistime
;
61 int alignment_offset
= 1;
62 int data_alignment_offset
= 0;
63 struct smbd_server_connection
*sconn
= req
->sconn
;
64 int max_send
= sconn
->smb1
.sessions
.max_send
;
67 * If there genuinely are no parameters or data to send just send
71 if(params_to_send
== 0 && data_to_send
== 0) {
72 reply_outbuf(req
, 18, 0);
73 if (NT_STATUS_V(nt_error
)) {
74 error_packet_set((char *)req
->outbuf
,
78 show_msg((char *)req
->outbuf
);
79 if (!srv_send_smb(sconn
,
82 IS_CONN_ENCRYPTED(conn
),
84 exit_server_cleanly("send_nt_replies: srv_send_smb failed.");
86 TALLOC_FREE(req
->outbuf
);
91 * When sending params and data ensure that both are nicely aligned.
92 * Only do this alignment when there is also data to send - else
93 * can cause NT redirector problems.
96 if (((params_to_send
% 4) != 0) && (data_to_send
!= 0)) {
97 data_alignment_offset
= 4 - (params_to_send
% 4);
101 * Space is bufsize minus Netbios over TCP header minus SMB header.
102 * The alignment_offset is to align the param bytes on a four byte
103 * boundary (2 bytes for data len, one byte pad).
104 * NT needs this to work correctly.
107 useable_space
= max_send
- (smb_size
110 + data_alignment_offset
);
112 if (useable_space
< 0) {
113 char *msg
= talloc_asprintf(
115 "send_nt_replies failed sanity useable_space = %d!!!",
117 DEBUG(0, ("%s\n", msg
));
118 exit_server_cleanly(msg
);
121 while (params_to_send
|| data_to_send
) {
124 * Calculate whether we will totally or partially fill this packet.
127 total_sent_thistime
= params_to_send
+ data_to_send
;
130 * We can never send more than useable_space.
133 total_sent_thistime
= MIN(total_sent_thistime
, useable_space
);
135 reply_outbuf(req
, 18,
136 total_sent_thistime
+ alignment_offset
137 + data_alignment_offset
);
140 * We might have had SMBnttranss in req->inbuf, fix that.
142 SCVAL(req
->outbuf
, smb_com
, SMBnttrans
);
145 * Set total params and data to be sent.
148 SIVAL(req
->outbuf
,smb_ntr_TotalParameterCount
,paramsize
);
149 SIVAL(req
->outbuf
,smb_ntr_TotalDataCount
,datasize
);
152 * Calculate how many parameters and data we can fit into
153 * this packet. Parameters get precedence.
156 params_sent_thistime
= MIN(params_to_send
,useable_space
);
157 data_sent_thistime
= useable_space
- params_sent_thistime
;
158 data_sent_thistime
= MIN(data_sent_thistime
,data_to_send
);
160 SIVAL(req
->outbuf
, smb_ntr_ParameterCount
,
161 params_sent_thistime
);
163 if(params_sent_thistime
== 0) {
164 SIVAL(req
->outbuf
,smb_ntr_ParameterOffset
,0);
165 SIVAL(req
->outbuf
,smb_ntr_ParameterDisplacement
,0);
168 * smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
169 * parameter bytes, however the first 4 bytes of outbuf are
170 * the Netbios over TCP header. Thus use smb_base() to subtract
171 * them from the calculation.
174 SIVAL(req
->outbuf
,smb_ntr_ParameterOffset
,
175 ((smb_buf(req
->outbuf
)+alignment_offset
)
176 - smb_base(req
->outbuf
)));
178 * Absolute displacement of param bytes sent in this packet.
181 SIVAL(req
->outbuf
, smb_ntr_ParameterDisplacement
,
186 * Deal with the data portion.
189 SIVAL(req
->outbuf
, smb_ntr_DataCount
, data_sent_thistime
);
191 if(data_sent_thistime
== 0) {
192 SIVAL(req
->outbuf
,smb_ntr_DataOffset
,0);
193 SIVAL(req
->outbuf
,smb_ntr_DataDisplacement
, 0);
196 * The offset of the data bytes is the offset of the
197 * parameter bytes plus the number of parameters being sent this time.
200 SIVAL(req
->outbuf
, smb_ntr_DataOffset
,
201 ((smb_buf(req
->outbuf
)+alignment_offset
) -
202 smb_base(req
->outbuf
))
203 + params_sent_thistime
+ data_alignment_offset
);
204 SIVAL(req
->outbuf
,smb_ntr_DataDisplacement
, pd
- pdata
);
208 * Copy the param bytes into the packet.
211 if(params_sent_thistime
) {
212 if (alignment_offset
!= 0) {
213 memset(smb_buf(req
->outbuf
), 0,
216 memcpy((smb_buf(req
->outbuf
)+alignment_offset
), pp
,
217 params_sent_thistime
);
221 * Copy in the data bytes
224 if(data_sent_thistime
) {
225 if (data_alignment_offset
!= 0) {
226 memset((smb_buf(req
->outbuf
)+alignment_offset
+
227 params_sent_thistime
), 0,
228 data_alignment_offset
);
230 memcpy(smb_buf(req
->outbuf
)+alignment_offset
231 +params_sent_thistime
+data_alignment_offset
,
232 pd
,data_sent_thistime
);
235 DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
236 params_sent_thistime
, data_sent_thistime
, useable_space
));
237 DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
238 params_to_send
, data_to_send
, paramsize
, datasize
));
240 if (NT_STATUS_V(nt_error
)) {
241 error_packet_set((char *)req
->outbuf
,
246 /* Send the packet */
247 show_msg((char *)req
->outbuf
);
248 if (!srv_send_smb(sconn
,
251 IS_CONN_ENCRYPTED(conn
),
253 exit_server_cleanly("send_nt_replies: srv_send_smb failed.");
256 TALLOC_FREE(req
->outbuf
);
258 pp
+= params_sent_thistime
;
259 pd
+= data_sent_thistime
;
261 params_to_send
-= params_sent_thistime
;
262 data_to_send
-= data_sent_thistime
;
268 if(params_to_send
< 0 || data_to_send
< 0) {
269 DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
270 params_to_send
, data_to_send
));
271 exit_server_cleanly("send_nt_replies: internal error");
276 /****************************************************************************
277 Reply to an NT create and X call on a pipe
278 ****************************************************************************/
280 static void nt_open_pipe(char *fname
, connection_struct
*conn
,
281 struct smb_request
*req
, int *ppnum
)
286 DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname
));
288 /* Strip \\ off the name. */
291 status
= open_np_file(req
, fname
, &fsp
);
292 if (!NT_STATUS_IS_OK(status
)) {
293 if (NT_STATUS_EQUAL(status
, NT_STATUS_OBJECT_NAME_NOT_FOUND
)) {
294 reply_botherror(req
, NT_STATUS_OBJECT_NAME_NOT_FOUND
,
298 reply_nterror(req
, status
);
306 /****************************************************************************
307 Reply to an NT create and X call for pipes.
308 ****************************************************************************/
310 static void do_ntcreate_pipe_open(connection_struct
*conn
,
311 struct smb_request
*req
)
316 uint32 flags
= IVAL(req
->vwv
+3, 1);
317 TALLOC_CTX
*ctx
= talloc_tos();
319 srvstr_pull_req_talloc(ctx
, req
, &fname
, req
->buf
, STR_TERMINATE
);
322 reply_botherror(req
, NT_STATUS_OBJECT_NAME_NOT_FOUND
,
326 nt_open_pipe(fname
, conn
, req
, &pnum
);
334 * Deal with pipe return.
337 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
338 /* This is very strange. We
339 * return 50 words, but only set
340 * the wcnt to 42 ? It's definately
341 * what happens on the wire....
343 reply_outbuf(req
, 50, 0);
344 SCVAL(req
->outbuf
,smb_wct
,42);
346 reply_outbuf(req
, 34, 0);
349 p
= (char *)req
->outbuf
+ smb_vwv2
;
353 SIVAL(p
,0,FILE_WAS_OPENED
);
356 SIVAL(p
,0,FILE_ATTRIBUTE_NORMAL
); /* File Attributes. */
359 SSVAL(p
,0,FILE_TYPE_MESSAGE_MODE_PIPE
);
361 SSVAL(p
,2, 0x5FF); /* ? */
364 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
366 SIVAL(p
,0,FILE_GENERIC_ALL
);
368 * For pipes W2K3 seems to return
370 * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
372 SIVAL(p
,4,(FILE_GENERIC_READ
|FILE_GENERIC_WRITE
)&~FILE_APPEND_DATA
);
375 DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname
));
380 struct case_semantics_state
{
381 connection_struct
*conn
;
384 bool short_case_preserve
;
387 /****************************************************************************
388 Restore case semantics.
389 ****************************************************************************/
391 static int restore_case_semantics(struct case_semantics_state
*state
)
393 state
->conn
->case_sensitive
= state
->case_sensitive
;
394 state
->conn
->case_preserve
= state
->case_preserve
;
395 state
->conn
->short_case_preserve
= state
->short_case_preserve
;
399 /****************************************************************************
401 ****************************************************************************/
403 static struct case_semantics_state
*set_posix_case_semantics(TALLOC_CTX
*mem_ctx
,
404 connection_struct
*conn
)
406 struct case_semantics_state
*result
;
408 if (!(result
= talloc(mem_ctx
, struct case_semantics_state
))) {
413 result
->case_sensitive
= conn
->case_sensitive
;
414 result
->case_preserve
= conn
->case_preserve
;
415 result
->short_case_preserve
= conn
->short_case_preserve
;
418 conn
->case_sensitive
= True
;
419 conn
->case_preserve
= True
;
420 conn
->short_case_preserve
= True
;
422 talloc_set_destructor(result
, restore_case_semantics
);
427 /****************************************************************************
428 Reply to an NT create and X call.
429 ****************************************************************************/
431 void reply_ntcreate_and_X(struct smb_request
*req
)
433 connection_struct
*conn
= req
->conn
;
434 struct smb_filename
*smb_fname
= NULL
;
438 uint32 file_attributes
;
440 uint32 create_disposition
;
441 uint32 create_options
;
443 uint64_t allocation_size
;
444 /* Breakout the oplock request bits so we can set the
445 reply bits separately. */
447 SMB_OFF_T file_len
= 0;
449 files_struct
*fsp
= NULL
;
451 struct timespec create_timespec
;
452 struct timespec c_timespec
;
453 struct timespec a_timespec
;
454 struct timespec m_timespec
;
455 struct timespec write_time_ts
;
458 uint8_t oplock_granted
= NO_OPLOCK_RETURN
;
459 struct case_semantics_state
*case_state
= NULL
;
460 TALLOC_CTX
*ctx
= talloc_tos();
462 START_PROFILE(SMBntcreateX
);
465 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
469 flags
= IVAL(req
->vwv
+3, 1);
470 access_mask
= IVAL(req
->vwv
+7, 1);
471 file_attributes
= IVAL(req
->vwv
+13, 1);
472 share_access
= IVAL(req
->vwv
+15, 1);
473 create_disposition
= IVAL(req
->vwv
+17, 1);
474 create_options
= IVAL(req
->vwv
+19, 1);
475 root_dir_fid
= (uint16
)IVAL(req
->vwv
+5, 1);
477 allocation_size
= (uint64_t)IVAL(req
->vwv
+9, 1);
478 #ifdef LARGE_SMB_OFF_T
479 allocation_size
|= (((uint64_t)IVAL(req
->vwv
+11, 1)) << 32);
482 srvstr_get_path_req(ctx
, req
, &fname
, (const char *)req
->buf
,
483 STR_TERMINATE
, &status
);
485 if (!NT_STATUS_IS_OK(status
)) {
486 reply_nterror(req
, status
);
490 DEBUG(10,("reply_ntcreate_and_X: flags = 0x%x, access_mask = 0x%x "
491 "file_attributes = 0x%x, share_access = 0x%x, "
492 "create_disposition = 0x%x create_options = 0x%x "
493 "root_dir_fid = 0x%x, fname = %s\n",
495 (unsigned int)access_mask
,
496 (unsigned int)file_attributes
,
497 (unsigned int)share_access
,
498 (unsigned int)create_disposition
,
499 (unsigned int)create_options
,
500 (unsigned int)root_dir_fid
,
504 * we need to remove ignored bits when they come directly from the client
505 * because we reuse some of them for internal stuff
507 create_options
&= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK
;
510 * If it's an IPC, use the pipe handler.
514 if (lp_nt_pipe_support()) {
515 do_ntcreate_pipe_open(conn
, req
);
518 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
522 oplock_request
= (flags
& REQUEST_OPLOCK
) ? EXCLUSIVE_OPLOCK
: 0;
523 if (oplock_request
) {
524 oplock_request
|= (flags
& REQUEST_BATCH_OPLOCK
)
528 if (file_attributes
& FILE_FLAG_POSIX_SEMANTICS
) {
529 case_state
= set_posix_case_semantics(ctx
, conn
);
531 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
536 status
= filename_convert(ctx
,
538 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
544 TALLOC_FREE(case_state
);
546 if (!NT_STATUS_IS_OK(status
)) {
547 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
549 NT_STATUS_PATH_NOT_COVERED
,
553 reply_nterror(req
, status
);
558 * Bug #6898 - clients using Windows opens should
559 * never be able to set this attribute into the
562 file_attributes
&= ~FILE_FLAG_POSIX_SEMANTICS
;
564 status
= SMB_VFS_CREATE_FILE(
567 root_dir_fid
, /* root_dir_fid */
568 smb_fname
, /* fname */
569 access_mask
, /* access_mask */
570 share_access
, /* share_access */
571 create_disposition
, /* create_disposition*/
572 create_options
, /* create_options */
573 file_attributes
, /* file_attributes */
574 oplock_request
, /* oplock_request */
575 allocation_size
, /* allocation_size */
576 0, /* private_flags */
582 if (!NT_STATUS_IS_OK(status
)) {
583 if (open_was_deferred(req
->mid
)) {
584 /* We have re-scheduled this call, no error. */
587 reply_openerror(req
, status
);
591 /* Ensure we're pointing at the correct stat struct. */
592 TALLOC_FREE(smb_fname
);
593 smb_fname
= fsp
->fsp_name
;
596 * If the caller set the extended oplock request bit
597 * and we granted one (by whatever means) - set the
598 * correct bit for extended oplock reply.
601 if (oplock_request
&&
602 (lp_fake_oplocks(SNUM(conn
))
603 || EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))) {
606 * Exclusive oplock granted
609 if (flags
& REQUEST_BATCH_OPLOCK
) {
610 oplock_granted
= BATCH_OPLOCK_RETURN
;
612 oplock_granted
= EXCLUSIVE_OPLOCK_RETURN
;
614 } else if (fsp
->oplock_type
== LEVEL_II_OPLOCK
) {
615 oplock_granted
= LEVEL_II_OPLOCK_RETURN
;
617 oplock_granted
= NO_OPLOCK_RETURN
;
620 file_len
= smb_fname
->st
.st_ex_size
;
622 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
623 /* This is very strange. We
624 * return 50 words, but only set
625 * the wcnt to 42 ? It's definately
626 * what happens on the wire....
628 reply_outbuf(req
, 50, 0);
629 SCVAL(req
->outbuf
,smb_wct
,42);
631 reply_outbuf(req
, 34, 0);
634 p
= (char *)req
->outbuf
+ smb_vwv2
;
636 SCVAL(p
, 0, oplock_granted
);
639 SSVAL(p
,0,fsp
->fnum
);
641 if ((create_disposition
== FILE_SUPERSEDE
)
642 && (info
== FILE_WAS_OVERWRITTEN
)) {
643 SIVAL(p
,0,FILE_WAS_SUPERSEDED
);
649 fattr
= dos_mode(conn
, smb_fname
);
651 fattr
= FILE_ATTRIBUTE_NORMAL
;
654 /* Deal with other possible opens having a modified
656 ZERO_STRUCT(write_time_ts
);
657 get_file_infos(fsp
->file_id
, 0, NULL
, &write_time_ts
);
658 if (!null_timespec(write_time_ts
)) {
659 update_stat_ex_mtime(&smb_fname
->st
, write_time_ts
);
663 create_timespec
= get_create_timespec(conn
, fsp
, smb_fname
);
664 a_timespec
= smb_fname
->st
.st_ex_atime
;
665 m_timespec
= smb_fname
->st
.st_ex_mtime
;
666 c_timespec
= get_change_timespec(conn
, fsp
, smb_fname
);
668 if (lp_dos_filetime_resolution(SNUM(conn
))) {
669 dos_filetime_timespec(&create_timespec
);
670 dos_filetime_timespec(&a_timespec
);
671 dos_filetime_timespec(&m_timespec
);
672 dos_filetime_timespec(&c_timespec
);
675 put_long_date_timespec(conn
->ts_res
, p
, create_timespec
); /* create time. */
677 put_long_date_timespec(conn
->ts_res
, p
, a_timespec
); /* access time */
679 put_long_date_timespec(conn
->ts_res
, p
, m_timespec
); /* write time */
681 put_long_date_timespec(conn
->ts_res
, p
, c_timespec
); /* change time */
683 SIVAL(p
,0,fattr
); /* File Attributes. */
685 SOFF_T(p
, 0, SMB_VFS_GET_ALLOC_SIZE(conn
,fsp
,&smb_fname
->st
));
687 SOFF_T(p
,0,file_len
);
689 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
690 uint16_t file_status
= (NO_EAS
|NO_SUBSTREAMS
|NO_REPARSETAG
);
691 size_t num_names
= 0;
692 unsigned int num_streams
;
693 struct stream_struct
*streams
= NULL
;
695 /* Do we have any EA's ? */
696 status
= get_ea_names_from_file(ctx
, conn
, fsp
,
697 smb_fname
->base_name
, NULL
, &num_names
);
698 if (NT_STATUS_IS_OK(status
) && num_names
) {
699 file_status
&= ~NO_EAS
;
701 status
= SMB_VFS_STREAMINFO(conn
, NULL
, smb_fname
->base_name
, ctx
,
702 &num_streams
, &streams
);
703 /* There is always one stream, ::$DATA. */
704 if (NT_STATUS_IS_OK(status
) && num_streams
> 1) {
705 file_status
&= ~NO_SUBSTREAMS
;
707 TALLOC_FREE(streams
);
708 SSVAL(p
,2,file_status
);
711 SCVAL(p
,0,fsp
->is_directory
? 1 : 0);
713 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
716 if (fsp
->is_directory
||
717 can_write_to_file(conn
, smb_fname
)) {
718 perms
= FILE_GENERIC_ALL
;
720 perms
= FILE_GENERIC_READ
|FILE_EXECUTE
;
725 DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n",
726 fsp
->fnum
, smb_fname_str_dbg(smb_fname
)));
730 END_PROFILE(SMBntcreateX
);
734 /****************************************************************************
735 Reply to a NT_TRANSACT_CREATE call to open a pipe.
736 ****************************************************************************/
738 static void do_nt_transact_create_pipe(connection_struct
*conn
,
739 struct smb_request
*req
,
740 uint16
**ppsetup
, uint32 setup_count
,
741 char **ppparams
, uint32 parameter_count
,
742 char **ppdata
, uint32 data_count
)
745 char *params
= *ppparams
;
751 TALLOC_CTX
*ctx
= talloc_tos();
754 * Ensure minimum number of parameters sent.
757 if(parameter_count
< 54) {
758 DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)parameter_count
));
759 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
763 flags
= IVAL(params
,0);
765 srvstr_get_path(ctx
, params
, req
->flags2
, &fname
, params
+53,
766 parameter_count
-53, STR_TERMINATE
,
768 if (!NT_STATUS_IS_OK(status
)) {
769 reply_nterror(req
, status
);
773 nt_open_pipe(fname
, conn
, req
, &pnum
);
780 /* Realloc the size of parameters and data we will return */
781 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
782 /* Extended response is 32 more byyes. */
787 params
= nttrans_realloc(ppparams
, param_len
);
789 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
794 SCVAL(p
,0,NO_OPLOCK_RETURN
);
799 SIVAL(p
,0,FILE_WAS_OPENED
);
803 SIVAL(p
,0,FILE_ATTRIBUTE_NORMAL
); /* File Attributes. */
806 SSVAL(p
,0,FILE_TYPE_MESSAGE_MODE_PIPE
);
808 SSVAL(p
,2, 0x5FF); /* ? */
811 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
813 SIVAL(p
,0,FILE_GENERIC_ALL
);
815 * For pipes W2K3 seems to return
817 * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
819 SIVAL(p
,4,(FILE_GENERIC_READ
|FILE_GENERIC_WRITE
)&~FILE_APPEND_DATA
);
822 DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname
));
824 /* Send the required number of replies */
825 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
, *ppdata
, 0);
830 /****************************************************************************
831 Internal fn to set security descriptors.
832 ****************************************************************************/
834 NTSTATUS
set_sd(files_struct
*fsp
, uint8_t *data
, uint32_t sd_len
,
835 uint32_t security_info_sent
)
837 struct security_descriptor
*psd
= NULL
;
841 return NT_STATUS_INVALID_PARAMETER
;
844 if (!CAN_WRITE(fsp
->conn
)) {
845 return NT_STATUS_ACCESS_DENIED
;
848 if (!lp_nt_acl_support(SNUM(fsp
->conn
))) {
852 status
= unmarshall_sec_desc(talloc_tos(), data
, sd_len
, &psd
);
854 if (!NT_STATUS_IS_OK(status
)) {
858 if (psd
->owner_sid
== NULL
) {
859 security_info_sent
&= ~SECINFO_OWNER
;
861 if (psd
->group_sid
== NULL
) {
862 security_info_sent
&= ~SECINFO_GROUP
;
865 /* Ensure we have at least one thing set. */
866 if ((security_info_sent
& (SECINFO_OWNER
|SECINFO_GROUP
|SECINFO_DACL
|SECINFO_SACL
)) == 0) {
867 return NT_STATUS_INVALID_PARAMETER
;
870 /* Ensure we have the rights to do this. */
871 if (security_info_sent
& SECINFO_OWNER
) {
872 if (!(fsp
->access_mask
& SEC_STD_WRITE_OWNER
)) {
873 return NT_STATUS_ACCESS_DENIED
;
877 if (security_info_sent
& SECINFO_GROUP
) {
878 if (!(fsp
->access_mask
& SEC_STD_WRITE_OWNER
)) {
879 return NT_STATUS_ACCESS_DENIED
;
883 if (security_info_sent
& SECINFO_DACL
) {
884 if (!(fsp
->access_mask
& SEC_STD_WRITE_DAC
)) {
885 return NT_STATUS_ACCESS_DENIED
;
887 /* Convert all the generic bits. */
889 security_acl_map_generic(psd
->dacl
, &file_generic_mapping
);
893 if (security_info_sent
& SECINFO_SACL
) {
894 if (!(fsp
->access_mask
& SEC_FLAG_SYSTEM_SECURITY
)) {
895 return NT_STATUS_ACCESS_DENIED
;
897 /* Convert all the generic bits. */
899 security_acl_map_generic(psd
->sacl
, &file_generic_mapping
);
903 if (DEBUGLEVEL
>= 10) {
904 DEBUG(10,("set_sd for file %s\n", fsp_str_dbg(fsp
)));
905 NDR_PRINT_DEBUG(security_descriptor
, psd
);
908 status
= SMB_VFS_FSET_NT_ACL(fsp
, security_info_sent
, psd
);
915 /****************************************************************************
916 Read a list of EA names and data from an incoming data buffer. Create an ea_list with them.
917 ****************************************************************************/
919 struct ea_list
*read_nttrans_ea_list(TALLOC_CTX
*ctx
, const char *pdata
, size_t data_size
)
921 struct ea_list
*ea_list_head
= NULL
;
928 while (offset
+ 4 <= data_size
) {
929 size_t next_offset
= IVAL(pdata
,offset
);
930 struct ea_list
*eal
= read_ea_list_entry(ctx
, pdata
+ offset
+ 4, data_size
- offset
- 4, NULL
);
936 DLIST_ADD_END(ea_list_head
, eal
, struct ea_list
*);
937 if (next_offset
== 0) {
940 offset
+= next_offset
;
946 /****************************************************************************
947 Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
948 ****************************************************************************/
950 static void call_nt_transact_create(connection_struct
*conn
,
951 struct smb_request
*req
,
952 uint16
**ppsetup
, uint32 setup_count
,
953 char **ppparams
, uint32 parameter_count
,
954 char **ppdata
, uint32 data_count
,
955 uint32 max_data_count
)
957 struct smb_filename
*smb_fname
= NULL
;
959 char *params
= *ppparams
;
960 char *data
= *ppdata
;
961 /* Breakout the oplock request bits so we can set the reply bits separately. */
963 SMB_OFF_T file_len
= 0;
965 files_struct
*fsp
= NULL
;
969 uint32 file_attributes
;
971 uint32 create_disposition
;
972 uint32 create_options
;
974 struct security_descriptor
*sd
= NULL
;
977 struct timespec create_timespec
;
978 struct timespec c_timespec
;
979 struct timespec a_timespec
;
980 struct timespec m_timespec
;
981 struct timespec write_time_ts
;
982 struct ea_list
*ea_list
= NULL
;
985 uint64_t allocation_size
;
987 uint8_t oplock_granted
;
988 struct case_semantics_state
*case_state
= NULL
;
989 TALLOC_CTX
*ctx
= talloc_tos();
991 DEBUG(5,("call_nt_transact_create\n"));
994 * If it's an IPC, use the pipe handler.
998 if (lp_nt_pipe_support()) {
999 do_nt_transact_create_pipe(
1001 ppsetup
, setup_count
,
1002 ppparams
, parameter_count
,
1003 ppdata
, data_count
);
1006 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
1011 * Ensure minimum number of parameters sent.
1014 if(parameter_count
< 54) {
1015 DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)parameter_count
));
1016 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1020 flags
= IVAL(params
,0);
1021 access_mask
= IVAL(params
,8);
1022 file_attributes
= IVAL(params
,20);
1023 share_access
= IVAL(params
,24);
1024 create_disposition
= IVAL(params
,28);
1025 create_options
= IVAL(params
,32);
1026 sd_len
= IVAL(params
,36);
1027 ea_len
= IVAL(params
,40);
1028 root_dir_fid
= (uint16
)IVAL(params
,4);
1029 allocation_size
= (uint64_t)IVAL(params
,12);
1030 #ifdef LARGE_SMB_OFF_T
1031 allocation_size
|= (((uint64_t)IVAL(params
,16)) << 32);
1035 * we need to remove ignored bits when they come directly from the client
1036 * because we reuse some of them for internal stuff
1038 create_options
&= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK
;
1040 /* Ensure the data_len is correct for the sd and ea values given. */
1041 if ((ea_len
+ sd_len
> data_count
)
1042 || (ea_len
> data_count
) || (sd_len
> data_count
)
1043 || (ea_len
+ sd_len
< ea_len
) || (ea_len
+ sd_len
< sd_len
)) {
1044 DEBUG(10, ("call_nt_transact_create - ea_len = %u, sd_len = "
1045 "%u, data_count = %u\n", (unsigned int)ea_len
,
1046 (unsigned int)sd_len
, (unsigned int)data_count
));
1047 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1052 DEBUG(10, ("call_nt_transact_create - sd_len = %d\n",
1055 status
= unmarshall_sec_desc(ctx
, (uint8_t *)data
, sd_len
,
1057 if (!NT_STATUS_IS_OK(status
)) {
1058 DEBUG(10, ("call_nt_transact_create: "
1059 "unmarshall_sec_desc failed: %s\n",
1060 nt_errstr(status
)));
1061 reply_nterror(req
, status
);
1067 if (!lp_ea_support(SNUM(conn
))) {
1068 DEBUG(10, ("call_nt_transact_create - ea_len = %u but "
1069 "EA's not supported.\n",
1070 (unsigned int)ea_len
));
1071 reply_nterror(req
, NT_STATUS_EAS_NOT_SUPPORTED
);
1076 DEBUG(10,("call_nt_transact_create - ea_len = %u - "
1077 "too small (should be more than 10)\n",
1078 (unsigned int)ea_len
));
1079 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1083 /* We have already checked that ea_len <= data_count here. */
1084 ea_list
= read_nttrans_ea_list(talloc_tos(), data
+ sd_len
,
1086 if (ea_list
== NULL
) {
1087 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1092 srvstr_get_path(ctx
, params
, req
->flags2
, &fname
,
1093 params
+53, parameter_count
-53,
1094 STR_TERMINATE
, &status
);
1095 if (!NT_STATUS_IS_OK(status
)) {
1096 reply_nterror(req
, status
);
1100 if (file_attributes
& FILE_FLAG_POSIX_SEMANTICS
) {
1101 case_state
= set_posix_case_semantics(ctx
, conn
);
1103 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1108 status
= filename_convert(ctx
,
1110 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1116 TALLOC_FREE(case_state
);
1118 if (!NT_STATUS_IS_OK(status
)) {
1119 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
1120 reply_botherror(req
,
1121 NT_STATUS_PATH_NOT_COVERED
,
1122 ERRSRV
, ERRbadpath
);
1125 reply_nterror(req
, status
);
1129 oplock_request
= (flags
& REQUEST_OPLOCK
) ? EXCLUSIVE_OPLOCK
: 0;
1130 if (oplock_request
) {
1131 oplock_request
|= (flags
& REQUEST_BATCH_OPLOCK
)
1136 * Bug #6898 - clients using Windows opens should
1137 * never be able to set this attribute into the
1140 file_attributes
&= ~FILE_FLAG_POSIX_SEMANTICS
;
1142 status
= SMB_VFS_CREATE_FILE(
1145 root_dir_fid
, /* root_dir_fid */
1146 smb_fname
, /* fname */
1147 access_mask
, /* access_mask */
1148 share_access
, /* share_access */
1149 create_disposition
, /* create_disposition*/
1150 create_options
, /* create_options */
1151 file_attributes
, /* file_attributes */
1152 oplock_request
, /* oplock_request */
1153 allocation_size
, /* allocation_size */
1154 0, /* private_flags */
1156 ea_list
, /* ea_list */
1160 if(!NT_STATUS_IS_OK(status
)) {
1161 if (open_was_deferred(req
->mid
)) {
1162 /* We have re-scheduled this call, no error. */
1165 reply_openerror(req
, status
);
1169 /* Ensure we're pointing at the correct stat struct. */
1170 TALLOC_FREE(smb_fname
);
1171 smb_fname
= fsp
->fsp_name
;
1174 * If the caller set the extended oplock request bit
1175 * and we granted one (by whatever means) - set the
1176 * correct bit for extended oplock reply.
1179 if (oplock_request
&&
1180 (lp_fake_oplocks(SNUM(conn
))
1181 || EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))) {
1184 * Exclusive oplock granted
1187 if (flags
& REQUEST_BATCH_OPLOCK
) {
1188 oplock_granted
= BATCH_OPLOCK_RETURN
;
1190 oplock_granted
= EXCLUSIVE_OPLOCK_RETURN
;
1192 } else if (fsp
->oplock_type
== LEVEL_II_OPLOCK
) {
1193 oplock_granted
= LEVEL_II_OPLOCK_RETURN
;
1195 oplock_granted
= NO_OPLOCK_RETURN
;
1198 file_len
= smb_fname
->st
.st_ex_size
;
1200 /* Realloc the size of parameters and data we will return */
1201 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1202 /* Extended response is 32 more byyes. */
1207 params
= nttrans_realloc(ppparams
, param_len
);
1208 if(params
== NULL
) {
1209 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1214 SCVAL(p
, 0, oplock_granted
);
1217 SSVAL(p
,0,fsp
->fnum
);
1219 if ((create_disposition
== FILE_SUPERSEDE
)
1220 && (info
== FILE_WAS_OVERWRITTEN
)) {
1221 SIVAL(p
,0,FILE_WAS_SUPERSEDED
);
1227 fattr
= dos_mode(conn
, smb_fname
);
1229 fattr
= FILE_ATTRIBUTE_NORMAL
;
1232 /* Deal with other possible opens having a modified
1234 ZERO_STRUCT(write_time_ts
);
1235 get_file_infos(fsp
->file_id
, 0, NULL
, &write_time_ts
);
1236 if (!null_timespec(write_time_ts
)) {
1237 update_stat_ex_mtime(&smb_fname
->st
, write_time_ts
);
1241 create_timespec
= get_create_timespec(conn
, fsp
, smb_fname
);
1242 a_timespec
= smb_fname
->st
.st_ex_atime
;
1243 m_timespec
= smb_fname
->st
.st_ex_mtime
;
1244 c_timespec
= get_change_timespec(conn
, fsp
, smb_fname
);
1246 if (lp_dos_filetime_resolution(SNUM(conn
))) {
1247 dos_filetime_timespec(&create_timespec
);
1248 dos_filetime_timespec(&a_timespec
);
1249 dos_filetime_timespec(&m_timespec
);
1250 dos_filetime_timespec(&c_timespec
);
1253 put_long_date_timespec(conn
->ts_res
, p
, create_timespec
); /* create time. */
1255 put_long_date_timespec(conn
->ts_res
, p
, a_timespec
); /* access time */
1257 put_long_date_timespec(conn
->ts_res
, p
, m_timespec
); /* write time */
1259 put_long_date_timespec(conn
->ts_res
, p
, c_timespec
); /* change time */
1261 SIVAL(p
,0,fattr
); /* File Attributes. */
1263 SOFF_T(p
, 0, SMB_VFS_GET_ALLOC_SIZE(conn
, fsp
, &smb_fname
->st
));
1265 SOFF_T(p
,0,file_len
);
1267 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1268 uint16_t file_status
= (NO_EAS
|NO_SUBSTREAMS
|NO_REPARSETAG
);
1269 size_t num_names
= 0;
1270 unsigned int num_streams
;
1271 struct stream_struct
*streams
= NULL
;
1273 /* Do we have any EA's ? */
1274 status
= get_ea_names_from_file(ctx
, conn
, fsp
,
1275 smb_fname
->base_name
, NULL
, &num_names
);
1276 if (NT_STATUS_IS_OK(status
) && num_names
) {
1277 file_status
&= ~NO_EAS
;
1279 status
= SMB_VFS_STREAMINFO(conn
, NULL
, smb_fname
->base_name
, ctx
,
1280 &num_streams
, &streams
);
1281 /* There is always one stream, ::$DATA. */
1282 if (NT_STATUS_IS_OK(status
) && num_streams
> 1) {
1283 file_status
&= ~NO_SUBSTREAMS
;
1285 TALLOC_FREE(streams
);
1286 SSVAL(p
,2,file_status
);
1289 SCVAL(p
,0,fsp
->is_directory
? 1 : 0);
1291 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1294 if (fsp
->is_directory
||
1295 can_write_to_file(conn
, smb_fname
)) {
1296 perms
= FILE_GENERIC_ALL
;
1298 perms
= FILE_GENERIC_READ
|FILE_EXECUTE
;
1303 DEBUG(5,("call_nt_transact_create: open name = %s\n",
1304 smb_fname_str_dbg(smb_fname
)));
1306 /* Send the required number of replies */
1307 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
, *ppdata
, 0);
1312 /****************************************************************************
1313 Reply to a NT CANCEL request.
1314 conn POINTER CAN BE NULL HERE !
1315 ****************************************************************************/
1317 void reply_ntcancel(struct smb_request
*req
)
1320 * Go through and cancel any pending change notifies.
1323 START_PROFILE(SMBntcancel
);
1324 srv_cancel_sign_response(req
->sconn
);
1325 remove_pending_change_notify_requests_by_mid(req
->sconn
, req
->mid
);
1326 remove_pending_lock_requests_by_mid_smb1(req
->sconn
, req
->mid
);
1328 DEBUG(3,("reply_ntcancel: cancel called on mid = %llu.\n",
1329 (unsigned long long)req
->mid
));
1331 END_PROFILE(SMBntcancel
);
1335 /****************************************************************************
1337 ****************************************************************************/
1339 static NTSTATUS
copy_internals(TALLOC_CTX
*ctx
,
1340 connection_struct
*conn
,
1341 struct smb_request
*req
,
1342 struct smb_filename
*smb_fname_src
,
1343 struct smb_filename
*smb_fname_dst
,
1346 files_struct
*fsp1
,*fsp2
;
1350 NTSTATUS status
= NT_STATUS_OK
;
1353 if (!CAN_WRITE(conn
)) {
1354 status
= NT_STATUS_MEDIA_WRITE_PROTECTED
;
1358 /* Source must already exist. */
1359 if (!VALID_STAT(smb_fname_src
->st
)) {
1360 status
= NT_STATUS_OBJECT_NAME_NOT_FOUND
;
1364 /* Ensure attributes match. */
1365 fattr
= dos_mode(conn
, smb_fname_src
);
1366 if ((fattr
& ~attrs
) & (aHIDDEN
| aSYSTEM
)) {
1367 status
= NT_STATUS_NO_SUCH_FILE
;
1371 /* Disallow if dst file already exists. */
1372 if (VALID_STAT(smb_fname_dst
->st
)) {
1373 status
= NT_STATUS_OBJECT_NAME_COLLISION
;
1377 /* No links from a directory. */
1378 if (S_ISDIR(smb_fname_src
->st
.st_ex_mode
)) {
1379 status
= NT_STATUS_FILE_IS_A_DIRECTORY
;
1383 DEBUG(10,("copy_internals: doing file copy %s to %s\n",
1384 smb_fname_str_dbg(smb_fname_src
),
1385 smb_fname_str_dbg(smb_fname_dst
)));
1387 status
= SMB_VFS_CREATE_FILE(
1390 0, /* root_dir_fid */
1391 smb_fname_src
, /* fname */
1392 FILE_READ_DATA
|FILE_READ_ATTRIBUTES
|
1393 FILE_READ_EA
, /* access_mask */
1394 (FILE_SHARE_READ
| FILE_SHARE_WRITE
| /* share_access */
1396 FILE_OPEN
, /* create_disposition*/
1397 0, /* create_options */
1398 FILE_ATTRIBUTE_NORMAL
, /* file_attributes */
1399 NO_OPLOCK
, /* oplock_request */
1400 0, /* allocation_size */
1401 0, /* private_flags */
1407 if (!NT_STATUS_IS_OK(status
)) {
1411 status
= SMB_VFS_CREATE_FILE(
1414 0, /* root_dir_fid */
1415 smb_fname_dst
, /* fname */
1416 FILE_WRITE_DATA
|FILE_WRITE_ATTRIBUTES
|
1417 FILE_WRITE_EA
, /* access_mask */
1418 (FILE_SHARE_READ
| FILE_SHARE_WRITE
| /* share_access */
1420 FILE_CREATE
, /* create_disposition*/
1421 0, /* create_options */
1422 fattr
, /* file_attributes */
1423 NO_OPLOCK
, /* oplock_request */
1424 0, /* allocation_size */
1425 0, /* private_flags */
1431 if (!NT_STATUS_IS_OK(status
)) {
1432 close_file(NULL
, fsp1
, ERROR_CLOSE
);
1436 if (smb_fname_src
->st
.st_ex_size
) {
1437 ret
= vfs_transfer_file(fsp1
, fsp2
, smb_fname_src
->st
.st_ex_size
);
1441 * As we are opening fsp1 read-only we only expect
1442 * an error on close on fsp2 if we are out of space.
1443 * Thus we don't look at the error return from the
1446 close_file(NULL
, fsp1
, NORMAL_CLOSE
);
1448 /* Ensure the modtime is set correctly on the destination file. */
1449 set_close_write_time(fsp2
, smb_fname_src
->st
.st_ex_mtime
);
1451 status
= close_file(NULL
, fsp2
, NORMAL_CLOSE
);
1453 /* Grrr. We have to do this as open_file_ntcreate adds aARCH when it
1454 creates the file. This isn't the correct thing to do in the copy
1456 if (!parent_dirname(talloc_tos(), smb_fname_dst
->base_name
, &parent
,
1458 status
= NT_STATUS_NO_MEMORY
;
1461 file_set_dosmode(conn
, smb_fname_dst
, fattr
, parent
, false);
1462 TALLOC_FREE(parent
);
1464 if (ret
< (SMB_OFF_T
)smb_fname_src
->st
.st_ex_size
) {
1465 status
= NT_STATUS_DISK_FULL
;
1469 if (!NT_STATUS_IS_OK(status
)) {
1470 DEBUG(3,("copy_internals: Error %s copy file %s to %s\n",
1471 nt_errstr(status
), smb_fname_str_dbg(smb_fname_src
),
1472 smb_fname_str_dbg(smb_fname_dst
)));
1478 /****************************************************************************
1479 Reply to a NT rename request.
1480 ****************************************************************************/
1482 void reply_ntrename(struct smb_request
*req
)
1484 connection_struct
*conn
= req
->conn
;
1485 struct smb_filename
*smb_fname_old
= NULL
;
1486 struct smb_filename
*smb_fname_new
= NULL
;
1487 char *oldname
= NULL
;
1488 char *newname
= NULL
;
1491 bool src_has_wcard
= False
;
1492 bool dest_has_wcard
= False
;
1494 uint32_t ucf_flags_src
= 0;
1495 uint32_t ucf_flags_dst
= 0;
1497 TALLOC_CTX
*ctx
= talloc_tos();
1498 bool stream_rename
= false;
1500 START_PROFILE(SMBntrename
);
1503 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1507 attrs
= SVAL(req
->vwv
+0, 0);
1508 rename_type
= SVAL(req
->vwv
+1, 0);
1510 p
= (const char *)req
->buf
+ 1;
1511 p
+= srvstr_get_path_req_wcard(ctx
, req
, &oldname
, p
, STR_TERMINATE
,
1512 &status
, &src_has_wcard
);
1513 if (!NT_STATUS_IS_OK(status
)) {
1514 reply_nterror(req
, status
);
1518 if (ms_has_wild(oldname
)) {
1519 reply_nterror(req
, NT_STATUS_OBJECT_PATH_SYNTAX_BAD
);
1524 p
+= srvstr_get_path_req_wcard(ctx
, req
, &newname
, p
, STR_TERMINATE
,
1525 &status
, &dest_has_wcard
);
1526 if (!NT_STATUS_IS_OK(status
)) {
1527 reply_nterror(req
, status
);
1531 if (!lp_posix_pathnames()) {
1532 /* The newname must begin with a ':' if the
1533 oldname contains a ':'. */
1534 if (strchr_m(oldname
, ':')) {
1535 if (newname
[0] != ':') {
1536 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1539 stream_rename
= true;
1544 * If this is a rename operation, allow wildcards and save the
1545 * destination's last component.
1547 if (rename_type
== RENAME_FLAG_RENAME
) {
1548 ucf_flags_src
= UCF_COND_ALLOW_WCARD_LCOMP
;
1549 ucf_flags_dst
= UCF_COND_ALLOW_WCARD_LCOMP
| UCF_SAVE_LCOMP
;
1552 /* rename_internals() calls unix_convert(), so don't call it here. */
1553 status
= filename_convert(ctx
, conn
,
1554 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1559 if (!NT_STATUS_IS_OK(status
)) {
1560 if (NT_STATUS_EQUAL(status
,
1561 NT_STATUS_PATH_NOT_COVERED
)) {
1562 reply_botherror(req
,
1563 NT_STATUS_PATH_NOT_COVERED
,
1564 ERRSRV
, ERRbadpath
);
1567 reply_nterror(req
, status
);
1571 status
= filename_convert(ctx
, conn
,
1572 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1577 if (!NT_STATUS_IS_OK(status
)) {
1578 if (NT_STATUS_EQUAL(status
,
1579 NT_STATUS_PATH_NOT_COVERED
)) {
1580 reply_botherror(req
,
1581 NT_STATUS_PATH_NOT_COVERED
,
1582 ERRSRV
, ERRbadpath
);
1585 reply_nterror(req
, status
);
1589 if (stream_rename
) {
1590 /* smb_fname_new must be the same as smb_fname_old. */
1591 TALLOC_FREE(smb_fname_new
->base_name
);
1592 smb_fname_new
->base_name
= talloc_strdup(smb_fname_new
,
1593 smb_fname_old
->base_name
);
1594 if (!smb_fname_new
->base_name
) {
1595 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1600 DEBUG(3,("reply_ntrename: %s -> %s\n",
1601 smb_fname_str_dbg(smb_fname_old
),
1602 smb_fname_str_dbg(smb_fname_new
)));
1604 switch(rename_type
) {
1605 case RENAME_FLAG_RENAME
:
1606 status
= rename_internals(ctx
, conn
, req
,
1607 smb_fname_old
, smb_fname_new
,
1608 attrs
, False
, src_has_wcard
,
1612 case RENAME_FLAG_HARD_LINK
:
1613 if (src_has_wcard
|| dest_has_wcard
) {
1615 status
= NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
1617 status
= hardlink_internals(ctx
, conn
,
1624 case RENAME_FLAG_COPY
:
1625 if (src_has_wcard
|| dest_has_wcard
) {
1627 status
= NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
1629 status
= copy_internals(ctx
, conn
, req
,
1635 case RENAME_FLAG_MOVE_CLUSTER_INFORMATION
:
1636 status
= NT_STATUS_INVALID_PARAMETER
;
1639 status
= NT_STATUS_ACCESS_DENIED
; /* Default error. */
1643 if (!NT_STATUS_IS_OK(status
)) {
1644 if (open_was_deferred(req
->mid
)) {
1645 /* We have re-scheduled this call. */
1649 reply_nterror(req
, status
);
1653 reply_outbuf(req
, 0, 0);
1655 END_PROFILE(SMBntrename
);
1659 /****************************************************************************
1660 Reply to a notify change - queue the request and
1661 don't allow a directory to be opened.
1662 ****************************************************************************/
1664 static void smbd_smb1_notify_reply(struct smb_request
*req
,
1665 NTSTATUS error_code
,
1666 uint8_t *buf
, size_t len
)
1668 send_nt_replies(req
->conn
, req
, error_code
, (char *)buf
, len
, NULL
, 0);
1671 static void call_nt_transact_notify_change(connection_struct
*conn
,
1672 struct smb_request
*req
,
1676 uint32 parameter_count
,
1677 char **ppdata
, uint32 data_count
,
1678 uint32 max_data_count
,
1679 uint32 max_param_count
)
1681 uint16
*setup
= *ppsetup
;
1687 if(setup_count
< 6) {
1688 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1692 fsp
= file_fsp(req
, SVAL(setup
,4));
1693 filter
= IVAL(setup
, 0);
1694 recursive
= (SVAL(setup
, 6) != 0) ? True
: False
;
1696 DEBUG(3,("call_nt_transact_notify_change\n"));
1699 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
1704 char *filter_string
;
1706 if (!(filter_string
= notify_filter_string(NULL
, filter
))) {
1707 reply_nterror(req
,NT_STATUS_NO_MEMORY
);
1711 DEBUG(3,("call_nt_transact_notify_change: notify change "
1712 "called on %s, filter = %s, recursive = %d\n",
1713 fsp_str_dbg(fsp
), filter_string
, recursive
));
1715 TALLOC_FREE(filter_string
);
1718 if((!fsp
->is_directory
) || (conn
!= fsp
->conn
)) {
1719 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1723 if (fsp
->notify
== NULL
) {
1725 status
= change_notify_create(fsp
, filter
, recursive
);
1727 if (!NT_STATUS_IS_OK(status
)) {
1728 DEBUG(10, ("change_notify_create returned %s\n",
1729 nt_errstr(status
)));
1730 reply_nterror(req
, status
);
1735 if (fsp
->notify
->num_changes
!= 0) {
1738 * We've got changes pending, respond immediately
1742 * TODO: write a torture test to check the filtering behaviour
1746 change_notify_reply(req
,
1750 smbd_smb1_notify_reply
);
1753 * change_notify_reply() above has independently sent its
1760 * No changes pending, queue the request
1763 status
= change_notify_add_request(req
,
1767 smbd_smb1_notify_reply
);
1768 if (!NT_STATUS_IS_OK(status
)) {
1769 reply_nterror(req
, status
);
1774 /****************************************************************************
1775 Reply to an NT transact rename command.
1776 ****************************************************************************/
1778 static void call_nt_transact_rename(connection_struct
*conn
,
1779 struct smb_request
*req
,
1780 uint16
**ppsetup
, uint32 setup_count
,
1781 char **ppparams
, uint32 parameter_count
,
1782 char **ppdata
, uint32 data_count
,
1783 uint32 max_data_count
)
1785 char *params
= *ppparams
;
1786 char *new_name
= NULL
;
1787 files_struct
*fsp
= NULL
;
1788 bool dest_has_wcard
= False
;
1790 TALLOC_CTX
*ctx
= talloc_tos();
1792 if(parameter_count
< 5) {
1793 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1797 fsp
= file_fsp(req
, SVAL(params
, 0));
1798 if (!check_fsp(conn
, req
, fsp
)) {
1801 srvstr_get_path_wcard(ctx
, params
, req
->flags2
, &new_name
, params
+4,
1802 parameter_count
- 4,
1803 STR_TERMINATE
, &status
, &dest_has_wcard
);
1804 if (!NT_STATUS_IS_OK(status
)) {
1805 reply_nterror(req
, status
);
1810 * W2K3 ignores this request as the RAW-RENAME test
1811 * demonstrates, so we do.
1813 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
1815 DEBUG(3,("nt transact rename from = %s, to = %s ignored!\n",
1816 fsp_str_dbg(fsp
), new_name
));
1821 /******************************************************************************
1822 Fake up a completely empty SD.
1823 *******************************************************************************/
1825 static NTSTATUS
get_null_nt_acl(TALLOC_CTX
*mem_ctx
, struct security_descriptor
**ppsd
)
1829 *ppsd
= make_standard_sec_desc( mem_ctx
, &global_sid_World
, &global_sid_World
, NULL
, &sd_size
);
1831 DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
1832 return NT_STATUS_NO_MEMORY
;
1835 return NT_STATUS_OK
;
1838 /****************************************************************************
1839 Reply to query a security descriptor.
1840 Callable from SMB2 and SMB2.
1841 If it returns NT_STATUS_BUFFER_TOO_SMALL, pdata_size is initialized with
1843 ****************************************************************************/
1845 NTSTATUS
smbd_do_query_security_desc(connection_struct
*conn
,
1846 TALLOC_CTX
*mem_ctx
,
1848 uint32_t security_info_wanted
,
1849 uint32_t max_data_count
,
1850 uint8_t **ppmarshalled_sd
,
1854 struct security_descriptor
*psd
= NULL
;
1857 * Get the permissions to return.
1860 if ((security_info_wanted
& SECINFO_SACL
) &&
1861 !(fsp
->access_mask
& SEC_FLAG_SYSTEM_SECURITY
)) {
1862 return NT_STATUS_ACCESS_DENIED
;
1865 if ((security_info_wanted
& (SECINFO_DACL
|SECINFO_OWNER
|SECINFO_GROUP
)) &&
1866 !(fsp
->access_mask
& SEC_STD_READ_CONTROL
)) {
1867 return NT_STATUS_ACCESS_DENIED
;
1870 if (!lp_nt_acl_support(SNUM(conn
))) {
1871 status
= get_null_nt_acl(mem_ctx
, &psd
);
1873 status
= SMB_VFS_FGET_NT_ACL(
1874 fsp
, security_info_wanted
, &psd
);
1876 if (!NT_STATUS_IS_OK(status
)) {
1880 if (!(security_info_wanted
& SECINFO_OWNER
)) {
1881 psd
->owner_sid
= NULL
;
1883 if (!(security_info_wanted
& SECINFO_GROUP
)) {
1884 psd
->group_sid
= NULL
;
1886 if (!(security_info_wanted
& SECINFO_DACL
)) {
1889 if (!(security_info_wanted
& SECINFO_SACL
)) {
1893 /* If the SACL/DACL is NULL, but was requested, we mark that it is
1894 * present in the reply to match Windows behavior */
1895 if (psd
->sacl
== NULL
&&
1896 security_info_wanted
& SECINFO_SACL
)
1897 psd
->type
|= SEC_DESC_SACL_PRESENT
;
1898 if (psd
->dacl
== NULL
&&
1899 security_info_wanted
& SECINFO_DACL
)
1900 psd
->type
|= SEC_DESC_DACL_PRESENT
;
1902 *psd_size
= ndr_size_security_descriptor(psd
, 0);
1904 DEBUG(3,("smbd_do_query_security_desc: sd_size = %lu.\n",
1905 (unsigned long)*psd_size
));
1907 if (DEBUGLEVEL
>= 10) {
1908 DEBUG(10,("smbd_do_query_security_desc for file %s\n",
1910 NDR_PRINT_DEBUG(security_descriptor
, psd
);
1913 if (max_data_count
< *psd_size
) {
1915 return NT_STATUS_BUFFER_TOO_SMALL
;
1918 status
= marshall_sec_desc(mem_ctx
, psd
,
1919 ppmarshalled_sd
, psd_size
);
1921 if (!NT_STATUS_IS_OK(status
)) {
1927 return NT_STATUS_OK
;
1930 /****************************************************************************
1931 SMB1 reply to query a security descriptor.
1932 ****************************************************************************/
1934 static void call_nt_transact_query_security_desc(connection_struct
*conn
,
1935 struct smb_request
*req
,
1939 uint32 parameter_count
,
1942 uint32 max_data_count
)
1944 char *params
= *ppparams
;
1945 char *data
= *ppdata
;
1947 uint32 security_info_wanted
;
1948 files_struct
*fsp
= NULL
;
1950 uint8_t *marshalled_sd
= NULL
;
1952 if(parameter_count
< 8) {
1953 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1957 fsp
= file_fsp(req
, SVAL(params
,0));
1959 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
1963 security_info_wanted
= IVAL(params
,4);
1965 DEBUG(3,("call_nt_transact_query_security_desc: file = %s, "
1966 "info_wanted = 0x%x\n", fsp_str_dbg(fsp
),
1967 (unsigned int)security_info_wanted
));
1969 params
= nttrans_realloc(ppparams
, 4);
1970 if(params
== NULL
) {
1971 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1976 * Get the permissions to return.
1979 status
= smbd_do_query_security_desc(conn
,
1982 security_info_wanted
,
1987 if (NT_STATUS_EQUAL(status
, NT_STATUS_BUFFER_TOO_SMALL
)) {
1988 SIVAL(params
,0,(uint32_t)sd_size
);
1989 send_nt_replies(conn
, req
, NT_STATUS_BUFFER_TOO_SMALL
,
1990 params
, 4, NULL
, 0);
1994 if (!NT_STATUS_IS_OK(status
)) {
1995 reply_nterror(req
, status
);
1999 SMB_ASSERT(sd_size
> 0);
2001 SIVAL(params
,0,(uint32_t)sd_size
);
2003 if (max_data_count
< sd_size
) {
2004 send_nt_replies(conn
, req
, NT_STATUS_BUFFER_TOO_SMALL
,
2005 params
, 4, NULL
, 0);
2010 * Allocate the data we will return.
2013 data
= nttrans_realloc(ppdata
, sd_size
);
2015 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2019 memcpy(data
, marshalled_sd
, sd_size
);
2021 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, 4, data
, (int)sd_size
);
2026 /****************************************************************************
2027 Reply to set a security descriptor. Map to UNIX perms or POSIX ACLs.
2028 ****************************************************************************/
2030 static void call_nt_transact_set_security_desc(connection_struct
*conn
,
2031 struct smb_request
*req
,
2035 uint32 parameter_count
,
2038 uint32 max_data_count
)
2040 char *params
= *ppparams
;
2041 char *data
= *ppdata
;
2042 files_struct
*fsp
= NULL
;
2043 uint32 security_info_sent
= 0;
2046 if(parameter_count
< 8) {
2047 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2051 if((fsp
= file_fsp(req
, SVAL(params
,0))) == NULL
) {
2052 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
2056 if (!CAN_WRITE(fsp
->conn
)) {
2057 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
2061 if(!lp_nt_acl_support(SNUM(conn
))) {
2065 security_info_sent
= IVAL(params
,4);
2067 DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n",
2068 fsp_str_dbg(fsp
), (unsigned int)security_info_sent
));
2070 if (data_count
== 0) {
2071 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2075 status
= set_sd(fsp
, (uint8
*)data
, data_count
, security_info_sent
);
2077 if (!NT_STATUS_IS_OK(status
)) {
2078 reply_nterror(req
, status
);
2083 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2087 /****************************************************************************
2089 ****************************************************************************/
2091 static void call_nt_transact_ioctl(connection_struct
*conn
,
2092 struct smb_request
*req
,
2093 uint16
**ppsetup
, uint32 setup_count
,
2094 char **ppparams
, uint32 parameter_count
,
2095 char **ppdata
, uint32 data_count
,
2096 uint32 max_data_count
)
2103 char *pdata
= *ppdata
;
2105 if (setup_count
!= 8) {
2106 DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count
));
2107 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
2111 function
= IVAL(*ppsetup
, 0);
2112 fidnum
= SVAL(*ppsetup
, 4);
2113 isFSctl
= CVAL(*ppsetup
, 6);
2114 compfilter
= CVAL(*ppsetup
, 7);
2116 DEBUG(10,("call_nt_transact_ioctl: function[0x%08X] FID[0x%04X] isFSctl[0x%02X] compfilter[0x%02X]\n",
2117 function
, fidnum
, isFSctl
, compfilter
));
2119 fsp
=file_fsp(req
, fidnum
);
2120 /* this check is done in each implemented function case for now
2121 because I don't want to break anything... --metze
2122 FSP_BELONGS_CONN(fsp,conn);*/
2124 SMB_PERFCOUNT_SET_IOCTL(&req
->pcd
, function
);
2127 case FSCTL_SET_SPARSE
:
2129 bool set_sparse
= true;
2132 if (data_count
>= 1 && pdata
[0] == 0) {
2136 DEBUG(10,("FSCTL_SET_SPARSE: called on FID[0x%04X]set[%u]\n",
2137 fidnum
, set_sparse
));
2139 if (!check_fsp_open(conn
, req
, fsp
)) {
2143 status
= file_set_sparse(conn
, fsp
, set_sparse
);
2144 if (!NT_STATUS_IS_OK(status
)) {
2145 DEBUG(9,("FSCTL_SET_SPARSE: fname[%s] set[%u] - %s\n",
2146 smb_fname_str_dbg(fsp
->fsp_name
), set_sparse
, nt_errstr(status
)));
2147 reply_nterror(req
, status
);
2151 DEBUG(10,("FSCTL_SET_SPARSE: fname[%s] set[%u] - %s\n",
2152 smb_fname_str_dbg(fsp
->fsp_name
), set_sparse
, nt_errstr(status
)));
2153 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2156 case FSCTL_CREATE_OR_GET_OBJECT_ID
:
2158 unsigned char objid
[16];
2160 /* This should return the object-id on this file.
2161 * I think I'll make this be the inode+dev. JRA.
2164 DEBUG(10,("FSCTL_CREATE_OR_GET_OBJECT_ID: called on FID[0x%04X]\n",fidnum
));
2166 if (!check_fsp_open(conn
, req
, fsp
)) {
2171 pdata
= nttrans_realloc(ppdata
, data_count
);
2172 if (pdata
== NULL
) {
2173 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2177 /* For backwards compatibility only store the dev/inode. */
2178 push_file_id_16(pdata
, &fsp
->file_id
);
2179 memcpy(pdata
+16,create_volume_objectid(conn
,objid
),16);
2180 push_file_id_16(pdata
+32, &fsp
->file_id
);
2181 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0,
2186 case FSCTL_GET_REPARSE_POINT
:
2187 /* pretend this fail - my winXP does it like this
2191 DEBUG(10,("FSCTL_GET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum
));
2192 reply_nterror(req
, NT_STATUS_NOT_A_REPARSE_POINT
);
2195 case FSCTL_SET_REPARSE_POINT
:
2196 /* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
2200 DEBUG(10,("FSCTL_SET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum
));
2201 reply_nterror(req
, NT_STATUS_NOT_A_REPARSE_POINT
);
2204 case FSCTL_GET_SHADOW_COPY_DATA
: /* don't know if this name is right...*/
2207 * This is called to retrieve the number of Shadow Copies (a.k.a. snapshots)
2208 * and return their volume names. If max_data_count is 16, then it is just
2209 * asking for the number of volumes and length of the combined names.
2211 * pdata is the data allocated by our caller, but that uses
2212 * total_data_count (which is 0 in our case) rather than max_data_count.
2213 * Allocate the correct amount and return the pointer to let
2214 * it be deallocated when we return.
2216 SHADOW_COPY_DATA
*shadow_data
= NULL
;
2217 TALLOC_CTX
*shadow_mem_ctx
= NULL
;
2218 bool labels
= False
;
2219 uint32 labels_data_count
= 0;
2223 if (!check_fsp_open(conn
, req
, fsp
)) {
2227 if (max_data_count
< 16) {
2228 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) < 16 is invalid!\n",
2230 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2234 if (max_data_count
> 16) {
2238 shadow_mem_ctx
= talloc_init("SHADOW_COPY_DATA");
2239 if (shadow_mem_ctx
== NULL
) {
2240 DEBUG(0,("talloc_init(SHADOW_COPY_DATA) failed!\n"));
2241 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2245 shadow_data
= TALLOC_ZERO_P(shadow_mem_ctx
,SHADOW_COPY_DATA
);
2246 if (shadow_data
== NULL
) {
2247 DEBUG(0,("TALLOC_ZERO() failed!\n"));
2248 talloc_destroy(shadow_mem_ctx
);
2249 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2253 shadow_data
->mem_ctx
= shadow_mem_ctx
;
2256 * Call the VFS routine to actually do the work.
2258 if (SMB_VFS_GET_SHADOW_COPY_DATA(fsp
, shadow_data
, labels
)!=0) {
2259 talloc_destroy(shadow_data
->mem_ctx
);
2260 if (errno
== ENOSYS
) {
2261 DEBUG(5,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, not supported.\n",
2262 conn
->connectpath
));
2263 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
2266 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, failed.\n",
2267 conn
->connectpath
));
2268 reply_nterror(req
, NT_STATUS_UNSUCCESSFUL
);
2273 labels_data_count
= (shadow_data
->num_volumes
*2*sizeof(SHADOW_COPY_LABEL
))+2;
2278 data_count
= 12+labels_data_count
+4;
2281 if (max_data_count
<data_count
) {
2282 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) too small (%u) bytes needed!\n",
2283 max_data_count
,data_count
));
2284 talloc_destroy(shadow_data
->mem_ctx
);
2285 reply_nterror(req
, NT_STATUS_BUFFER_TOO_SMALL
);
2289 pdata
= nttrans_realloc(ppdata
, data_count
);
2290 if (pdata
== NULL
) {
2291 talloc_destroy(shadow_data
->mem_ctx
);
2292 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2298 /* num_volumes 4 bytes */
2299 SIVAL(pdata
,0,shadow_data
->num_volumes
);
2302 /* num_labels 4 bytes */
2303 SIVAL(pdata
,4,shadow_data
->num_volumes
);
2306 /* needed_data_count 4 bytes */
2307 SIVAL(pdata
, 8, labels_data_count
+4);
2311 DEBUG(10,("FSCTL_GET_SHADOW_COPY_DATA: %u volumes for path[%s].\n",
2312 shadow_data
->num_volumes
, fsp_str_dbg(fsp
)));
2313 if (labels
&& shadow_data
->labels
) {
2314 for (i
=0;i
<shadow_data
->num_volumes
;i
++) {
2315 srvstr_push(pdata
, req
->flags2
,
2316 cur_pdata
, shadow_data
->labels
[i
],
2317 2*sizeof(SHADOW_COPY_LABEL
),
2318 STR_UNICODE
|STR_TERMINATE
);
2319 cur_pdata
+=2*sizeof(SHADOW_COPY_LABEL
);
2320 DEBUGADD(10,("Label[%u]: '%s'\n",i
,shadow_data
->labels
[i
]));
2324 talloc_destroy(shadow_data
->mem_ctx
);
2326 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0,
2332 case FSCTL_FIND_FILES_BY_SID
: /* I hope this name is right */
2334 /* pretend this succeeded -
2336 * we have to send back a list with all files owned by this SID
2338 * but I have to check that --metze
2344 DEBUG(10,("FSCTL_FIND_FILES_BY_SID: called on FID[0x%04X]\n",fidnum
));
2346 if (!check_fsp_open(conn
, req
, fsp
)) {
2350 if (data_count
< 8) {
2351 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2355 sid_len
= MIN(data_count
-4,SID_MAX_SIZE
);
2357 /* unknown 4 bytes: this is not the length of the sid :-( */
2358 /*unknown = IVAL(pdata,0);*/
2360 if (!sid_parse(pdata
+4,sid_len
,&sid
)) {
2361 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2364 DEBUGADD(10, ("for SID: %s\n", sid_string_dbg(&sid
)));
2366 if (!sid_to_uid(&sid
, &uid
)) {
2367 DEBUG(0,("sid_to_uid: failed, sid[%s] sid_len[%lu]\n",
2368 sid_string_dbg(&sid
),
2369 (unsigned long)sid_len
));
2373 /* we can take a look at the find source :-)
2375 * find ./ -uid $uid -name '*' is what we need here
2378 * and send 4bytes len and then NULL terminated unicode strings
2381 * but I don't know how to deal with the paged results
2382 * (maybe we can hang the result anywhere in the fsp struct)
2384 * we don't send all files at once
2385 * and at the next we should *not* start from the beginning,
2386 * so we have to cache the result
2391 /* this works for now... */
2392 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2395 case FSCTL_QUERY_ALLOCATED_RANGES
:
2397 /* FIXME: This is just a dummy reply, telling that all of the
2398 * file is allocated. MKS cp needs that.
2399 * Adding the real allocated ranges via FIEMAP on Linux
2400 * and SEEK_DATA/SEEK_HOLE on Solaris is needed to make
2401 * this FSCTL correct for sparse files.
2404 uint64_t offset
, length
;
2406 if (!check_fsp_open(conn
, req
, fsp
)) {
2410 if (data_count
!= 16) {
2411 DEBUG(0,("FSCTL_QUERY_ALLOCATED_RANGES: data_count(%u) != 16 is invalid!\n",
2413 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2417 if (max_data_count
< 16) {
2418 DEBUG(0,("FSCTL_QUERY_ALLOCATED_RANGES: max_data_count(%u) < 16 is invalid!\n",
2420 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2424 offset
= BVAL(pdata
,0);
2425 length
= BVAL(pdata
,8);
2427 if (offset
+ length
< offset
) {
2428 /* No 64-bit integer wrap. */
2429 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2433 status
= vfs_stat_fsp(fsp
);
2434 if (!NT_STATUS_IS_OK(status
)) {
2435 reply_nterror(req
, status
);
2439 if (offset
> fsp
->fsp_name
->st
.st_ex_size
||
2440 fsp
->fsp_name
->st
.st_ex_size
== 0 ||
2442 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2444 uint64_t end
= offset
+ length
;
2445 end
= MIN(end
, fsp
->fsp_name
->st
.st_ex_size
);
2448 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0,
2453 case FSCTL_IS_VOLUME_DIRTY
:
2454 DEBUG(10,("FSCTL_IS_VOLUME_DIRTY: called on FID[0x%04X] "
2455 "(but not implemented)\n", (int)fidnum
));
2457 * http://msdn.microsoft.com/en-us/library/cc232128%28PROT.10%29.aspx
2458 * says we have to respond with NT_STATUS_INVALID_PARAMETER
2460 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2463 /* Only print this once... */
2464 if (!logged_ioctl_message
) {
2465 logged_ioctl_message
= true;
2466 DEBUG(2,("call_nt_transact_ioctl(0x%x): "
2467 "Currently not implemented.\n",
2472 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
2476 #ifdef HAVE_SYS_QUOTAS
2477 /****************************************************************************
2478 Reply to get user quota
2479 ****************************************************************************/
2481 static void call_nt_transact_get_user_quota(connection_struct
*conn
,
2482 struct smb_request
*req
,
2486 uint32 parameter_count
,
2489 uint32 max_data_count
)
2491 NTSTATUS nt_status
= NT_STATUS_OK
;
2492 char *params
= *ppparams
;
2493 char *pdata
= *ppdata
;
2495 int data_len
=0,param_len
=0;
2498 files_struct
*fsp
= NULL
;
2502 bool start_enum
= True
;
2503 SMB_NTQUOTA_STRUCT qt
;
2504 SMB_NTQUOTA_LIST
*tmp_list
;
2505 SMB_NTQUOTA_HANDLE
*qt_handle
= NULL
;
2510 if (conn
->session_info
->utok
.uid
!= 0) {
2511 DEBUG(1,("get_user_quota: access_denied service [%s] user "
2512 "[%s]\n", lp_servicename(SNUM(conn
)),
2513 conn
->session_info
->unix_name
));
2514 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
2519 * Ensure minimum number of parameters sent.
2522 if (parameter_count
< 4) {
2523 DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count
));
2524 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2528 /* maybe we can check the quota_fnum */
2529 fsp
= file_fsp(req
, SVAL(params
,0));
2530 if (!check_fsp_ntquota_handle(conn
, req
, fsp
)) {
2531 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2532 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
2536 /* the NULL pointer checking for fsp->fake_file_handle->pd
2537 * is done by CHECK_NTQUOTA_HANDLE_OK()
2539 qt_handle
= (SMB_NTQUOTA_HANDLE
*)fsp
->fake_file_handle
->private_data
;
2541 level
= SVAL(params
,2);
2543 /* unknown 12 bytes leading in params */
2546 case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE
:
2547 /* seems that we should continue with the enum here --metze */
2549 if (qt_handle
->quota_list
!=NULL
&&
2550 qt_handle
->tmp_list
==NULL
) {
2553 free_ntquota_list(&(qt_handle
->quota_list
));
2555 /* Realloc the size of parameters and data we will return */
2557 params
= nttrans_realloc(ppparams
, param_len
);
2558 if(params
== NULL
) {
2559 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2564 SIVAL(params
,0,data_len
);
2571 case TRANSACT_GET_USER_QUOTA_LIST_START
:
2573 if (qt_handle
->quota_list
==NULL
&&
2574 qt_handle
->tmp_list
==NULL
) {
2578 if (start_enum
&& vfs_get_user_ntquota_list(fsp
,&(qt_handle
->quota_list
))!=0) {
2579 reply_nterror(req
, NT_STATUS_INTERNAL_ERROR
);
2583 /* Realloc the size of parameters and data we will return */
2585 params
= nttrans_realloc(ppparams
, param_len
);
2586 if(params
== NULL
) {
2587 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2591 /* we should not trust the value in max_data_count*/
2592 max_data_count
= MIN(max_data_count
,2048);
2594 pdata
= nttrans_realloc(ppdata
, max_data_count
);/* should be max data count from client*/
2596 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2602 /* set params Size of returned Quota Data 4 bytes*/
2603 /* but set it later when we know it */
2605 /* for each entry push the data */
2608 qt_handle
->tmp_list
= qt_handle
->quota_list
;
2611 tmp_list
= qt_handle
->tmp_list
;
2613 for (;((tmp_list
!=NULL
)&&((qt_len
+40+SID_MAX_SIZE
)<max_data_count
));
2614 tmp_list
=tmp_list
->next
,entry
+=entry_len
,qt_len
+=entry_len
) {
2616 sid_len
= ndr_size_dom_sid(
2617 &tmp_list
->quotas
->sid
, 0);
2618 entry_len
= 40 + sid_len
;
2620 /* nextoffset entry 4 bytes */
2621 SIVAL(entry
,0,entry_len
);
2623 /* then the len of the SID 4 bytes */
2624 SIVAL(entry
,4,sid_len
);
2626 /* unknown data 8 bytes uint64_t */
2627 SBIG_UINT(entry
,8,(uint64_t)0); /* this is not 0 in windows...-metze*/
2629 /* the used disk space 8 bytes uint64_t */
2630 SBIG_UINT(entry
,16,tmp_list
->quotas
->usedspace
);
2632 /* the soft quotas 8 bytes uint64_t */
2633 SBIG_UINT(entry
,24,tmp_list
->quotas
->softlim
);
2635 /* the hard quotas 8 bytes uint64_t */
2636 SBIG_UINT(entry
,32,tmp_list
->quotas
->hardlim
);
2638 /* and now the SID */
2639 sid_linearize(entry
+40, sid_len
, &tmp_list
->quotas
->sid
);
2642 qt_handle
->tmp_list
= tmp_list
;
2644 /* overwrite the offset of the last entry */
2645 SIVAL(entry
-entry_len
,0,0);
2647 data_len
= 4+qt_len
;
2648 /* overwrite the params quota_data_len */
2649 SIVAL(params
,0,data_len
);
2653 case TRANSACT_GET_USER_QUOTA_FOR_SID
:
2655 /* unknown 4 bytes IVAL(pdata,0) */
2657 if (data_count
< 8) {
2658 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count
,8));
2659 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2663 sid_len
= IVAL(pdata
,4);
2664 /* Ensure this is less than 1mb. */
2665 if (sid_len
> (1024*1024)) {
2666 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2670 if (data_count
< 8+sid_len
) {
2671 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %lu bytes data\n",data_count
,(unsigned long)(8+sid_len
)));
2672 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2676 data_len
= 4+40+sid_len
;
2678 if (max_data_count
< data_len
) {
2679 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
2680 max_data_count
, data_len
));
2682 SIVAL(params
,0,data_len
);
2684 nt_status
= NT_STATUS_BUFFER_TOO_SMALL
;
2688 if (!sid_parse(pdata
+8,sid_len
,&sid
)) {
2689 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2693 if (vfs_get_ntquota(fsp
, SMB_USER_QUOTA_TYPE
, &sid
, &qt
)!=0) {
2696 * we have to return zero's in all fields
2697 * instead of returning an error here
2702 /* Realloc the size of parameters and data we will return */
2704 params
= nttrans_realloc(ppparams
, param_len
);
2705 if(params
== NULL
) {
2706 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2710 pdata
= nttrans_realloc(ppdata
, data_len
);
2712 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2718 /* set params Size of returned Quota Data 4 bytes*/
2719 SIVAL(params
,0,data_len
);
2721 /* nextoffset entry 4 bytes */
2724 /* then the len of the SID 4 bytes */
2725 SIVAL(entry
,4,sid_len
);
2727 /* unknown data 8 bytes uint64_t */
2728 SBIG_UINT(entry
,8,(uint64_t)0); /* this is not 0 in windows...-mezte*/
2730 /* the used disk space 8 bytes uint64_t */
2731 SBIG_UINT(entry
,16,qt
.usedspace
);
2733 /* the soft quotas 8 bytes uint64_t */
2734 SBIG_UINT(entry
,24,qt
.softlim
);
2736 /* the hard quotas 8 bytes uint64_t */
2737 SBIG_UINT(entry
,32,qt
.hardlim
);
2739 /* and now the SID */
2740 sid_linearize(entry
+40, sid_len
, &sid
);
2745 DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp
->fnum
,level
));
2746 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2751 send_nt_replies(conn
, req
, nt_status
, params
, param_len
,
2755 /****************************************************************************
2756 Reply to set user quota
2757 ****************************************************************************/
2759 static void call_nt_transact_set_user_quota(connection_struct
*conn
,
2760 struct smb_request
*req
,
2764 uint32 parameter_count
,
2767 uint32 max_data_count
)
2769 char *params
= *ppparams
;
2770 char *pdata
= *ppdata
;
2771 int data_len
=0,param_len
=0;
2772 SMB_NTQUOTA_STRUCT qt
;
2775 files_struct
*fsp
= NULL
;
2780 if (conn
->session_info
->utok
.uid
!= 0) {
2781 DEBUG(1,("set_user_quota: access_denied service [%s] user "
2782 "[%s]\n", lp_servicename(SNUM(conn
)),
2783 conn
->session_info
->unix_name
));
2784 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
2789 * Ensure minimum number of parameters sent.
2792 if (parameter_count
< 2) {
2793 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",parameter_count
));
2794 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2798 /* maybe we can check the quota_fnum */
2799 fsp
= file_fsp(req
, SVAL(params
,0));
2800 if (!check_fsp_ntquota_handle(conn
, req
, fsp
)) {
2801 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2802 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
2806 if (data_count
< 40) {
2807 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count
,40));
2808 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2812 /* offset to next quota record.
2813 * 4 bytes IVAL(pdata,0)
2818 sid_len
= IVAL(pdata
,4);
2820 if (data_count
< 40+sid_len
|| (40+sid_len
< sid_len
)) {
2821 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %lu bytes data\n",data_count
,(unsigned long)40+sid_len
));
2822 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2826 /* unknown 8 bytes in pdata
2827 * maybe its the change time in NTTIME
2830 /* the used space 8 bytes (uint64_t)*/
2831 qt
.usedspace
= (uint64_t)IVAL(pdata
,16);
2832 #ifdef LARGE_SMB_OFF_T
2833 qt
.usedspace
|= (((uint64_t)IVAL(pdata
,20)) << 32);
2834 #else /* LARGE_SMB_OFF_T */
2835 if ((IVAL(pdata
,20) != 0)&&
2836 ((qt
.usedspace
!= 0xFFFFFFFF)||
2837 (IVAL(pdata
,20)!=0xFFFFFFFF))) {
2838 /* more than 32 bits? */
2839 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2842 #endif /* LARGE_SMB_OFF_T */
2844 /* the soft quotas 8 bytes (uint64_t)*/
2845 qt
.softlim
= (uint64_t)IVAL(pdata
,24);
2846 #ifdef LARGE_SMB_OFF_T
2847 qt
.softlim
|= (((uint64_t)IVAL(pdata
,28)) << 32);
2848 #else /* LARGE_SMB_OFF_T */
2849 if ((IVAL(pdata
,28) != 0)&&
2850 ((qt
.softlim
!= 0xFFFFFFFF)||
2851 (IVAL(pdata
,28)!=0xFFFFFFFF))) {
2852 /* more than 32 bits? */
2853 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2856 #endif /* LARGE_SMB_OFF_T */
2858 /* the hard quotas 8 bytes (uint64_t)*/
2859 qt
.hardlim
= (uint64_t)IVAL(pdata
,32);
2860 #ifdef LARGE_SMB_OFF_T
2861 qt
.hardlim
|= (((uint64_t)IVAL(pdata
,36)) << 32);
2862 #else /* LARGE_SMB_OFF_T */
2863 if ((IVAL(pdata
,36) != 0)&&
2864 ((qt
.hardlim
!= 0xFFFFFFFF)||
2865 (IVAL(pdata
,36)!=0xFFFFFFFF))) {
2866 /* more than 32 bits? */
2867 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2870 #endif /* LARGE_SMB_OFF_T */
2872 if (!sid_parse(pdata
+40,sid_len
,&sid
)) {
2873 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2877 DEBUGADD(8,("SID: %s\n", sid_string_dbg(&sid
)));
2879 /* 44 unknown bytes left... */
2881 if (vfs_set_ntquota(fsp
, SMB_USER_QUOTA_TYPE
, &sid
, &qt
)!=0) {
2882 reply_nterror(req
, NT_STATUS_INTERNAL_ERROR
);
2886 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
,
2889 #endif /* HAVE_SYS_QUOTAS */
2891 static void handle_nttrans(connection_struct
*conn
,
2892 struct trans_state
*state
,
2893 struct smb_request
*req
)
2895 if (get_Protocol() >= PROTOCOL_NT1
) {
2896 req
->flags2
|= 0x40; /* IS_LONG_NAME */
2897 SSVAL(req
->inbuf
,smb_flg2
,req
->flags2
);
2901 SMB_PERFCOUNT_SET_SUBOP(&req
->pcd
, state
->call
);
2903 /* Now we must call the relevant NT_TRANS function */
2904 switch(state
->call
) {
2905 case NT_TRANSACT_CREATE
:
2907 START_PROFILE(NT_transact_create
);
2908 call_nt_transact_create(
2910 &state
->setup
, state
->setup_count
,
2911 &state
->param
, state
->total_param
,
2912 &state
->data
, state
->total_data
,
2913 state
->max_data_return
);
2914 END_PROFILE(NT_transact_create
);
2918 case NT_TRANSACT_IOCTL
:
2920 START_PROFILE(NT_transact_ioctl
);
2921 call_nt_transact_ioctl(
2923 &state
->setup
, state
->setup_count
,
2924 &state
->param
, state
->total_param
,
2925 &state
->data
, state
->total_data
,
2926 state
->max_data_return
);
2927 END_PROFILE(NT_transact_ioctl
);
2931 case NT_TRANSACT_SET_SECURITY_DESC
:
2933 START_PROFILE(NT_transact_set_security_desc
);
2934 call_nt_transact_set_security_desc(
2936 &state
->setup
, state
->setup_count
,
2937 &state
->param
, state
->total_param
,
2938 &state
->data
, state
->total_data
,
2939 state
->max_data_return
);
2940 END_PROFILE(NT_transact_set_security_desc
);
2944 case NT_TRANSACT_NOTIFY_CHANGE
:
2946 START_PROFILE(NT_transact_notify_change
);
2947 call_nt_transact_notify_change(
2949 &state
->setup
, state
->setup_count
,
2950 &state
->param
, state
->total_param
,
2951 &state
->data
, state
->total_data
,
2952 state
->max_data_return
,
2953 state
->max_param_return
);
2954 END_PROFILE(NT_transact_notify_change
);
2958 case NT_TRANSACT_RENAME
:
2960 START_PROFILE(NT_transact_rename
);
2961 call_nt_transact_rename(
2963 &state
->setup
, state
->setup_count
,
2964 &state
->param
, state
->total_param
,
2965 &state
->data
, state
->total_data
,
2966 state
->max_data_return
);
2967 END_PROFILE(NT_transact_rename
);
2971 case NT_TRANSACT_QUERY_SECURITY_DESC
:
2973 START_PROFILE(NT_transact_query_security_desc
);
2974 call_nt_transact_query_security_desc(
2976 &state
->setup
, state
->setup_count
,
2977 &state
->param
, state
->total_param
,
2978 &state
->data
, state
->total_data
,
2979 state
->max_data_return
);
2980 END_PROFILE(NT_transact_query_security_desc
);
2984 #ifdef HAVE_SYS_QUOTAS
2985 case NT_TRANSACT_GET_USER_QUOTA
:
2987 START_PROFILE(NT_transact_get_user_quota
);
2988 call_nt_transact_get_user_quota(
2990 &state
->setup
, state
->setup_count
,
2991 &state
->param
, state
->total_param
,
2992 &state
->data
, state
->total_data
,
2993 state
->max_data_return
);
2994 END_PROFILE(NT_transact_get_user_quota
);
2998 case NT_TRANSACT_SET_USER_QUOTA
:
3000 START_PROFILE(NT_transact_set_user_quota
);
3001 call_nt_transact_set_user_quota(
3003 &state
->setup
, state
->setup_count
,
3004 &state
->param
, state
->total_param
,
3005 &state
->data
, state
->total_data
,
3006 state
->max_data_return
);
3007 END_PROFILE(NT_transact_set_user_quota
);
3010 #endif /* HAVE_SYS_QUOTAS */
3013 /* Error in request */
3014 DEBUG(0,("handle_nttrans: Unknown request %d in "
3015 "nttrans call\n", state
->call
));
3016 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
3022 /****************************************************************************
3023 Reply to a SMBNTtrans.
3024 ****************************************************************************/
3026 void reply_nttrans(struct smb_request
*req
)
3028 connection_struct
*conn
= req
->conn
;
3033 uint16 function_code
;
3035 struct trans_state
*state
;
3037 START_PROFILE(SMBnttrans
);
3039 if (req
->wct
< 19) {
3040 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3041 END_PROFILE(SMBnttrans
);
3045 pscnt
= IVAL(req
->vwv
+9, 1);
3046 psoff
= IVAL(req
->vwv
+11, 1);
3047 dscnt
= IVAL(req
->vwv
+13, 1);
3048 dsoff
= IVAL(req
->vwv
+15, 1);
3049 function_code
= SVAL(req
->vwv
+18, 0);
3051 if (IS_IPC(conn
) && (function_code
!= NT_TRANSACT_CREATE
)) {
3052 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
3053 END_PROFILE(SMBnttrans
);
3057 result
= allow_new_trans(conn
->pending_trans
, req
->mid
);
3058 if (!NT_STATUS_IS_OK(result
)) {
3059 DEBUG(2, ("Got invalid nttrans request: %s\n", nt_errstr(result
)));
3060 reply_nterror(req
, result
);
3061 END_PROFILE(SMBnttrans
);
3065 if ((state
= TALLOC_P(conn
, struct trans_state
)) == NULL
) {
3066 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3067 END_PROFILE(SMBnttrans
);
3071 state
->cmd
= SMBnttrans
;
3073 state
->mid
= req
->mid
;
3074 state
->vuid
= req
->vuid
;
3075 state
->total_data
= IVAL(req
->vwv
+3, 1);
3077 state
->total_param
= IVAL(req
->vwv
+1, 1);
3078 state
->param
= NULL
;
3079 state
->max_data_return
= IVAL(req
->vwv
+7, 1);
3080 state
->max_param_return
= IVAL(req
->vwv
+5, 1);
3082 /* setup count is in *words* */
3083 state
->setup_count
= 2*CVAL(req
->vwv
+17, 1);
3084 state
->setup
= NULL
;
3085 state
->call
= function_code
;
3087 DEBUG(10, ("num_setup=%u, "
3088 "param_total=%u, this_param=%u, max_param=%u, "
3089 "data_total=%u, this_data=%u, max_data=%u, "
3090 "param_offset=%u, data_offset=%u\n",
3091 (unsigned)state
->setup_count
,
3092 (unsigned)state
->total_param
, (unsigned)pscnt
,
3093 (unsigned)state
->max_param_return
,
3094 (unsigned)state
->total_data
, (unsigned)dscnt
,
3095 (unsigned)state
->max_data_return
,
3096 (unsigned)psoff
, (unsigned)dsoff
));
3099 * All nttrans messages we handle have smb_wct == 19 +
3100 * state->setup_count. Ensure this is so as a sanity check.
3103 if(req
->wct
!= 19 + (state
->setup_count
/2)) {
3104 DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
3105 req
->wct
, 19 + (state
->setup_count
/2)));
3109 /* Don't allow more than 128mb for each value. */
3110 if ((state
->total_data
> (1024*1024*128)) ||
3111 (state
->total_param
> (1024*1024*128))) {
3112 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3113 END_PROFILE(SMBnttrans
);
3117 if ((dscnt
> state
->total_data
) || (pscnt
> state
->total_param
))
3120 if (state
->total_data
) {
3122 if (trans_oob(state
->total_data
, 0, dscnt
)
3123 || trans_oob(smb_len(req
->inbuf
), dsoff
, dscnt
)) {
3127 /* Can't use talloc here, the core routines do realloc on the
3128 * params and data. */
3129 if ((state
->data
= (char *)SMB_MALLOC(state
->total_data
)) == NULL
) {
3130 DEBUG(0,("reply_nttrans: data malloc fail for %u "
3131 "bytes !\n", (unsigned int)state
->total_data
));
3133 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3134 END_PROFILE(SMBnttrans
);
3138 memcpy(state
->data
,smb_base(req
->inbuf
)+dsoff
,dscnt
);
3141 if (state
->total_param
) {
3143 if (trans_oob(state
->total_param
, 0, pscnt
)
3144 || trans_oob(smb_len(req
->inbuf
), psoff
, pscnt
)) {
3148 /* Can't use talloc here, the core routines do realloc on the
3149 * params and data. */
3150 if ((state
->param
= (char *)SMB_MALLOC(state
->total_param
)) == NULL
) {
3151 DEBUG(0,("reply_nttrans: param malloc fail for %u "
3152 "bytes !\n", (unsigned int)state
->total_param
));
3153 SAFE_FREE(state
->data
);
3155 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3156 END_PROFILE(SMBnttrans
);
3160 memcpy(state
->param
,smb_base(req
->inbuf
)+psoff
,pscnt
);
3163 state
->received_data
= dscnt
;
3164 state
->received_param
= pscnt
;
3166 if(state
->setup_count
> 0) {
3167 DEBUG(10,("reply_nttrans: state->setup_count = %d\n",
3168 state
->setup_count
));
3171 * No overflow possible here, state->setup_count is an
3172 * unsigned int, being filled by a single byte from
3173 * CVAL(req->vwv+13, 0) above. The cast in the comparison
3174 * below is not necessary, it's here to clarify things. The
3175 * validity of req->vwv and req->wct has been checked in
3176 * init_smb_request already.
3178 if ((state
->setup_count
/2) + 19 > (unsigned int)req
->wct
) {
3182 state
->setup
= (uint16
*)TALLOC(state
, state
->setup_count
);
3183 if (state
->setup
== NULL
) {
3184 DEBUG(0,("reply_nttrans : Out of memory\n"));
3185 SAFE_FREE(state
->data
);
3186 SAFE_FREE(state
->param
);
3188 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3189 END_PROFILE(SMBnttrans
);
3193 memcpy(state
->setup
, req
->vwv
+19, state
->setup_count
);
3194 dump_data(10, (uint8
*)state
->setup
, state
->setup_count
);
3197 if ((state
->received_data
== state
->total_data
) &&
3198 (state
->received_param
== state
->total_param
)) {
3199 handle_nttrans(conn
, state
, req
);
3200 SAFE_FREE(state
->param
);
3201 SAFE_FREE(state
->data
);
3203 END_PROFILE(SMBnttrans
);
3207 DLIST_ADD(conn
->pending_trans
, state
);
3209 /* We need to send an interim response then receive the rest
3210 of the parameter/data bytes */
3211 reply_outbuf(req
, 0, 0);
3212 show_msg((char *)req
->outbuf
);
3213 END_PROFILE(SMBnttrans
);
3218 DEBUG(0,("reply_nttrans: invalid trans parameters\n"));
3219 SAFE_FREE(state
->data
);
3220 SAFE_FREE(state
->param
);
3222 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3223 END_PROFILE(SMBnttrans
);
3227 /****************************************************************************
3228 Reply to a SMBnttranss
3229 ****************************************************************************/
3231 void reply_nttranss(struct smb_request
*req
)
3233 connection_struct
*conn
= req
->conn
;
3234 uint32_t pcnt
,poff
,dcnt
,doff
,pdisp
,ddisp
;
3235 struct trans_state
*state
;
3237 START_PROFILE(SMBnttranss
);
3239 show_msg((char *)req
->inbuf
);
3241 if (req
->wct
< 18) {
3242 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3243 END_PROFILE(SMBnttranss
);
3247 for (state
= conn
->pending_trans
; state
!= NULL
;
3248 state
= state
->next
) {
3249 if (state
->mid
== req
->mid
) {
3254 if ((state
== NULL
) || (state
->cmd
!= SMBnttrans
)) {
3255 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3256 END_PROFILE(SMBnttranss
);
3260 /* Revise state->total_param and state->total_data in case they have
3261 changed downwards */
3262 if (IVAL(req
->vwv
+1, 1) < state
->total_param
) {
3263 state
->total_param
= IVAL(req
->vwv
+1, 1);
3265 if (IVAL(req
->vwv
+3, 1) < state
->total_data
) {
3266 state
->total_data
= IVAL(req
->vwv
+3, 1);
3269 pcnt
= IVAL(req
->vwv
+5, 1);
3270 poff
= IVAL(req
->vwv
+7, 1);
3271 pdisp
= IVAL(req
->vwv
+9, 1);
3273 dcnt
= IVAL(req
->vwv
+11, 1);
3274 doff
= IVAL(req
->vwv
+13, 1);
3275 ddisp
= IVAL(req
->vwv
+15, 1);
3277 state
->received_param
+= pcnt
;
3278 state
->received_data
+= dcnt
;
3280 if ((state
->received_data
> state
->total_data
) ||
3281 (state
->received_param
> state
->total_param
))
3285 if (trans_oob(state
->total_param
, pdisp
, pcnt
)
3286 || trans_oob(smb_len(req
->inbuf
), poff
, pcnt
)) {
3289 memcpy(state
->param
+pdisp
, smb_base(req
->inbuf
)+poff
,pcnt
);
3293 if (trans_oob(state
->total_data
, ddisp
, dcnt
)
3294 || trans_oob(smb_len(req
->inbuf
), doff
, dcnt
)) {
3297 memcpy(state
->data
+ddisp
, smb_base(req
->inbuf
)+doff
,dcnt
);
3300 if ((state
->received_param
< state
->total_param
) ||
3301 (state
->received_data
< state
->total_data
)) {
3302 END_PROFILE(SMBnttranss
);
3306 handle_nttrans(conn
, state
, req
);
3308 DLIST_REMOVE(conn
->pending_trans
, state
);
3309 SAFE_FREE(state
->data
);
3310 SAFE_FREE(state
->param
);
3312 END_PROFILE(SMBnttranss
);
3317 DEBUG(0,("reply_nttranss: invalid trans parameters\n"));
3318 DLIST_REMOVE(conn
->pending_trans
, state
);
3319 SAFE_FREE(state
->data
);
3320 SAFE_FREE(state
->param
);
3322 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3323 END_PROFILE(SMBnttranss
);