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 "system/filesys.h"
23 #include "smbd/smbd.h"
24 #include "smbd/globals.h"
25 #include "fake_file.h"
26 #include "../libcli/security/security.h"
27 #include "../librpc/gen_ndr/ndr_security.h"
28 #include "passdb/lookup_sid.h"
31 #include "smbprofile.h"
32 #include "libsmb/libsmb.h"
34 extern const struct generic_mapping file_generic_mapping
;
36 static char *nttrans_realloc(char **ptr
, size_t size
)
39 smb_panic("nttrans_realloc() called with NULL ptr");
42 *ptr
= (char *)SMB_REALLOC(*ptr
, size
);
46 memset(*ptr
,'\0',size
);
50 /****************************************************************************
51 Send the required number of replies back.
52 We assume all fields other than the data fields are
53 set correctly for the type of call.
54 HACK ! Always assumes smb_setup field is zero.
55 ****************************************************************************/
57 void send_nt_replies(connection_struct
*conn
,
58 struct smb_request
*req
, NTSTATUS nt_error
,
59 char *params
, int paramsize
,
60 char *pdata
, int datasize
)
62 int data_to_send
= datasize
;
63 int params_to_send
= paramsize
;
67 int params_sent_thistime
, data_sent_thistime
, total_sent_thistime
;
68 int alignment_offset
= 1;
69 int data_alignment_offset
= 0;
70 struct smbd_server_connection
*sconn
= req
->sconn
;
71 int max_send
= sconn
->smb1
.sessions
.max_send
;
74 * If there genuinely are no parameters or data to send just send
78 if(params_to_send
== 0 && data_to_send
== 0) {
79 reply_outbuf(req
, 18, 0);
80 if (NT_STATUS_V(nt_error
)) {
81 error_packet_set((char *)req
->outbuf
,
85 show_msg((char *)req
->outbuf
);
86 if (!srv_send_smb(sconn
,
89 IS_CONN_ENCRYPTED(conn
),
91 exit_server_cleanly("send_nt_replies: srv_send_smb failed.");
93 TALLOC_FREE(req
->outbuf
);
98 * When sending params and data ensure that both are nicely aligned.
99 * Only do this alignment when there is also data to send - else
100 * can cause NT redirector problems.
103 if (((params_to_send
% 4) != 0) && (data_to_send
!= 0)) {
104 data_alignment_offset
= 4 - (params_to_send
% 4);
108 * Space is bufsize minus Netbios over TCP header minus SMB header.
109 * The alignment_offset is to align the param bytes on a four byte
110 * boundary (2 bytes for data len, one byte pad).
111 * NT needs this to work correctly.
114 useable_space
= max_send
- (smb_size
117 + data_alignment_offset
);
119 if (useable_space
< 0) {
120 char *msg
= talloc_asprintf(
122 "send_nt_replies failed sanity useable_space = %d!!!",
124 DEBUG(0, ("%s\n", msg
));
125 exit_server_cleanly(msg
);
128 while (params_to_send
|| data_to_send
) {
131 * Calculate whether we will totally or partially fill this packet.
134 total_sent_thistime
= params_to_send
+ data_to_send
;
137 * We can never send more than useable_space.
140 total_sent_thistime
= MIN(total_sent_thistime
, useable_space
);
142 reply_outbuf(req
, 18,
143 total_sent_thistime
+ alignment_offset
144 + data_alignment_offset
);
147 * We might have had SMBnttranss in req->inbuf, fix that.
149 SCVAL(req
->outbuf
, smb_com
, SMBnttrans
);
152 * Set total params and data to be sent.
155 SIVAL(req
->outbuf
,smb_ntr_TotalParameterCount
,paramsize
);
156 SIVAL(req
->outbuf
,smb_ntr_TotalDataCount
,datasize
);
159 * Calculate how many parameters and data we can fit into
160 * this packet. Parameters get precedence.
163 params_sent_thistime
= MIN(params_to_send
,useable_space
);
164 data_sent_thistime
= useable_space
- params_sent_thistime
;
165 data_sent_thistime
= MIN(data_sent_thistime
,data_to_send
);
167 SIVAL(req
->outbuf
, smb_ntr_ParameterCount
,
168 params_sent_thistime
);
170 if(params_sent_thistime
== 0) {
171 SIVAL(req
->outbuf
,smb_ntr_ParameterOffset
,0);
172 SIVAL(req
->outbuf
,smb_ntr_ParameterDisplacement
,0);
175 * smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
176 * parameter bytes, however the first 4 bytes of outbuf are
177 * the Netbios over TCP header. Thus use smb_base() to subtract
178 * them from the calculation.
181 SIVAL(req
->outbuf
,smb_ntr_ParameterOffset
,
182 ((smb_buf(req
->outbuf
)+alignment_offset
)
183 - smb_base(req
->outbuf
)));
185 * Absolute displacement of param bytes sent in this packet.
188 SIVAL(req
->outbuf
, smb_ntr_ParameterDisplacement
,
193 * Deal with the data portion.
196 SIVAL(req
->outbuf
, smb_ntr_DataCount
, data_sent_thistime
);
198 if(data_sent_thistime
== 0) {
199 SIVAL(req
->outbuf
,smb_ntr_DataOffset
,0);
200 SIVAL(req
->outbuf
,smb_ntr_DataDisplacement
, 0);
203 * The offset of the data bytes is the offset of the
204 * parameter bytes plus the number of parameters being sent this time.
207 SIVAL(req
->outbuf
, smb_ntr_DataOffset
,
208 ((smb_buf(req
->outbuf
)+alignment_offset
) -
209 smb_base(req
->outbuf
))
210 + params_sent_thistime
+ data_alignment_offset
);
211 SIVAL(req
->outbuf
,smb_ntr_DataDisplacement
, pd
- pdata
);
215 * Copy the param bytes into the packet.
218 if(params_sent_thistime
) {
219 if (alignment_offset
!= 0) {
220 memset(smb_buf(req
->outbuf
), 0,
223 memcpy((smb_buf(req
->outbuf
)+alignment_offset
), pp
,
224 params_sent_thistime
);
228 * Copy in the data bytes
231 if(data_sent_thistime
) {
232 if (data_alignment_offset
!= 0) {
233 memset((smb_buf(req
->outbuf
)+alignment_offset
+
234 params_sent_thistime
), 0,
235 data_alignment_offset
);
237 memcpy(smb_buf(req
->outbuf
)+alignment_offset
238 +params_sent_thistime
+data_alignment_offset
,
239 pd
,data_sent_thistime
);
242 DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
243 params_sent_thistime
, data_sent_thistime
, useable_space
));
244 DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
245 params_to_send
, data_to_send
, paramsize
, datasize
));
247 if (NT_STATUS_V(nt_error
)) {
248 error_packet_set((char *)req
->outbuf
,
253 /* Send the packet */
254 show_msg((char *)req
->outbuf
);
255 if (!srv_send_smb(sconn
,
258 IS_CONN_ENCRYPTED(conn
),
260 exit_server_cleanly("send_nt_replies: srv_send_smb failed.");
263 TALLOC_FREE(req
->outbuf
);
265 pp
+= params_sent_thistime
;
266 pd
+= data_sent_thistime
;
268 params_to_send
-= params_sent_thistime
;
269 data_to_send
-= data_sent_thistime
;
275 if(params_to_send
< 0 || data_to_send
< 0) {
276 DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
277 params_to_send
, data_to_send
));
278 exit_server_cleanly("send_nt_replies: internal error");
283 /****************************************************************************
284 Reply to an NT create and X call on a pipe
285 ****************************************************************************/
287 static void nt_open_pipe(char *fname
, connection_struct
*conn
,
288 struct smb_request
*req
, int *ppnum
)
293 DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname
));
295 /* Strip \\ off the name. */
298 status
= open_np_file(req
, fname
, &fsp
);
299 if (!NT_STATUS_IS_OK(status
)) {
300 if (NT_STATUS_EQUAL(status
, NT_STATUS_OBJECT_NAME_NOT_FOUND
)) {
301 reply_botherror(req
, NT_STATUS_OBJECT_NAME_NOT_FOUND
,
305 reply_nterror(req
, status
);
313 /****************************************************************************
314 Reply to an NT create and X call for pipes.
315 ****************************************************************************/
317 static void do_ntcreate_pipe_open(connection_struct
*conn
,
318 struct smb_request
*req
)
323 uint32 flags
= IVAL(req
->vwv
+3, 1);
324 TALLOC_CTX
*ctx
= talloc_tos();
326 srvstr_pull_req_talloc(ctx
, req
, &fname
, req
->buf
, STR_TERMINATE
);
329 reply_botherror(req
, NT_STATUS_OBJECT_NAME_NOT_FOUND
,
333 nt_open_pipe(fname
, conn
, req
, &pnum
);
341 * Deal with pipe return.
344 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
345 /* This is very strange. We
346 * return 50 words, but only set
347 * the wcnt to 42 ? It's definately
348 * what happens on the wire....
350 reply_outbuf(req
, 50, 0);
351 SCVAL(req
->outbuf
,smb_wct
,42);
353 reply_outbuf(req
, 34, 0);
356 p
= (char *)req
->outbuf
+ smb_vwv2
;
360 SIVAL(p
,0,FILE_WAS_OPENED
);
363 SIVAL(p
,0,FILE_ATTRIBUTE_NORMAL
); /* File Attributes. */
366 SSVAL(p
,0,FILE_TYPE_MESSAGE_MODE_PIPE
);
368 SSVAL(p
,2, 0x5FF); /* ? */
371 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
373 SIVAL(p
,0,FILE_GENERIC_ALL
);
375 * For pipes W2K3 seems to return
377 * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
379 SIVAL(p
,4,(FILE_GENERIC_READ
|FILE_GENERIC_WRITE
)&~FILE_APPEND_DATA
);
382 DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname
));
387 struct case_semantics_state
{
388 connection_struct
*conn
;
391 bool short_case_preserve
;
394 /****************************************************************************
395 Restore case semantics.
396 ****************************************************************************/
398 static int restore_case_semantics(struct case_semantics_state
*state
)
400 state
->conn
->case_sensitive
= state
->case_sensitive
;
401 state
->conn
->case_preserve
= state
->case_preserve
;
402 state
->conn
->short_case_preserve
= state
->short_case_preserve
;
406 /****************************************************************************
408 ****************************************************************************/
410 static struct case_semantics_state
*set_posix_case_semantics(TALLOC_CTX
*mem_ctx
,
411 connection_struct
*conn
)
413 struct case_semantics_state
*result
;
415 if (!(result
= talloc(mem_ctx
, struct case_semantics_state
))) {
420 result
->case_sensitive
= conn
->case_sensitive
;
421 result
->case_preserve
= conn
->case_preserve
;
422 result
->short_case_preserve
= conn
->short_case_preserve
;
425 conn
->case_sensitive
= True
;
426 conn
->case_preserve
= True
;
427 conn
->short_case_preserve
= True
;
429 talloc_set_destructor(result
, restore_case_semantics
);
434 /****************************************************************************
435 Reply to an NT create and X call.
436 ****************************************************************************/
438 void reply_ntcreate_and_X(struct smb_request
*req
)
440 connection_struct
*conn
= req
->conn
;
441 struct smb_filename
*smb_fname
= NULL
;
445 uint32 file_attributes
;
447 uint32 create_disposition
;
448 uint32 create_options
;
450 uint64_t allocation_size
;
451 /* Breakout the oplock request bits so we can set the
452 reply bits separately. */
454 SMB_OFF_T file_len
= 0;
456 files_struct
*fsp
= NULL
;
458 struct timespec create_timespec
;
459 struct timespec c_timespec
;
460 struct timespec a_timespec
;
461 struct timespec m_timespec
;
462 struct timespec write_time_ts
;
465 uint8_t oplock_granted
= NO_OPLOCK_RETURN
;
466 struct case_semantics_state
*case_state
= NULL
;
467 TALLOC_CTX
*ctx
= talloc_tos();
469 START_PROFILE(SMBntcreateX
);
472 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
476 flags
= IVAL(req
->vwv
+3, 1);
477 access_mask
= IVAL(req
->vwv
+7, 1);
478 file_attributes
= IVAL(req
->vwv
+13, 1);
479 share_access
= IVAL(req
->vwv
+15, 1);
480 create_disposition
= IVAL(req
->vwv
+17, 1);
481 create_options
= IVAL(req
->vwv
+19, 1);
482 root_dir_fid
= (uint16
)IVAL(req
->vwv
+5, 1);
484 allocation_size
= BVAL(req
->vwv
+9, 1);
486 srvstr_get_path_req(ctx
, req
, &fname
, (const char *)req
->buf
,
487 STR_TERMINATE
, &status
);
489 if (!NT_STATUS_IS_OK(status
)) {
490 reply_nterror(req
, status
);
494 DEBUG(10,("reply_ntcreate_and_X: flags = 0x%x, access_mask = 0x%x "
495 "file_attributes = 0x%x, share_access = 0x%x, "
496 "create_disposition = 0x%x create_options = 0x%x "
497 "root_dir_fid = 0x%x, fname = %s\n",
499 (unsigned int)access_mask
,
500 (unsigned int)file_attributes
,
501 (unsigned int)share_access
,
502 (unsigned int)create_disposition
,
503 (unsigned int)create_options
,
504 (unsigned int)root_dir_fid
,
508 * we need to remove ignored bits when they come directly from the client
509 * because we reuse some of them for internal stuff
511 create_options
&= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK
;
514 * If it's an IPC, use the pipe handler.
518 if (lp_nt_pipe_support()) {
519 do_ntcreate_pipe_open(conn
, req
);
522 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
526 oplock_request
= (flags
& REQUEST_OPLOCK
) ? EXCLUSIVE_OPLOCK
: 0;
527 if (oplock_request
) {
528 oplock_request
|= (flags
& REQUEST_BATCH_OPLOCK
)
532 if (file_attributes
& FILE_FLAG_POSIX_SEMANTICS
) {
533 case_state
= set_posix_case_semantics(ctx
, conn
);
535 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
540 status
= filename_convert(ctx
,
542 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
548 TALLOC_FREE(case_state
);
550 if (!NT_STATUS_IS_OK(status
)) {
551 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
553 NT_STATUS_PATH_NOT_COVERED
,
557 reply_nterror(req
, status
);
562 * Bug #6898 - clients using Windows opens should
563 * never be able to set this attribute into the
566 file_attributes
&= ~FILE_FLAG_POSIX_SEMANTICS
;
568 status
= SMB_VFS_CREATE_FILE(
571 root_dir_fid
, /* root_dir_fid */
572 smb_fname
, /* fname */
573 access_mask
, /* access_mask */
574 share_access
, /* share_access */
575 create_disposition
, /* create_disposition*/
576 create_options
, /* create_options */
577 file_attributes
, /* file_attributes */
578 oplock_request
, /* oplock_request */
579 allocation_size
, /* allocation_size */
580 0, /* private_flags */
586 if (!NT_STATUS_IS_OK(status
)) {
587 if (open_was_deferred(req
->mid
)) {
588 /* We have re-scheduled this call, no error. */
591 reply_openerror(req
, status
);
595 /* Ensure we're pointing at the correct stat struct. */
596 TALLOC_FREE(smb_fname
);
597 smb_fname
= fsp
->fsp_name
;
600 * If the caller set the extended oplock request bit
601 * and we granted one (by whatever means) - set the
602 * correct bit for extended oplock reply.
605 if (oplock_request
&&
606 (lp_fake_oplocks(SNUM(conn
))
607 || EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))) {
610 * Exclusive oplock granted
613 if (flags
& REQUEST_BATCH_OPLOCK
) {
614 oplock_granted
= BATCH_OPLOCK_RETURN
;
616 oplock_granted
= EXCLUSIVE_OPLOCK_RETURN
;
618 } else if (fsp
->oplock_type
== LEVEL_II_OPLOCK
) {
619 oplock_granted
= LEVEL_II_OPLOCK_RETURN
;
621 oplock_granted
= NO_OPLOCK_RETURN
;
624 file_len
= smb_fname
->st
.st_ex_size
;
626 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
627 /* This is very strange. We
628 * return 50 words, but only set
629 * the wcnt to 42 ? It's definately
630 * what happens on the wire....
632 reply_outbuf(req
, 50, 0);
633 SCVAL(req
->outbuf
,smb_wct
,42);
635 reply_outbuf(req
, 34, 0);
638 p
= (char *)req
->outbuf
+ smb_vwv2
;
640 SCVAL(p
, 0, oplock_granted
);
643 SSVAL(p
,0,fsp
->fnum
);
645 if ((create_disposition
== FILE_SUPERSEDE
)
646 && (info
== FILE_WAS_OVERWRITTEN
)) {
647 SIVAL(p
,0,FILE_WAS_SUPERSEDED
);
653 fattr
= dos_mode(conn
, smb_fname
);
655 fattr
= FILE_ATTRIBUTE_NORMAL
;
658 /* Deal with other possible opens having a modified
660 ZERO_STRUCT(write_time_ts
);
661 get_file_infos(fsp
->file_id
, 0, NULL
, &write_time_ts
);
662 if (!null_timespec(write_time_ts
)) {
663 update_stat_ex_mtime(&smb_fname
->st
, write_time_ts
);
667 create_timespec
= get_create_timespec(conn
, fsp
, smb_fname
);
668 a_timespec
= smb_fname
->st
.st_ex_atime
;
669 m_timespec
= smb_fname
->st
.st_ex_mtime
;
670 c_timespec
= get_change_timespec(conn
, fsp
, smb_fname
);
672 if (lp_dos_filetime_resolution(SNUM(conn
))) {
673 dos_filetime_timespec(&create_timespec
);
674 dos_filetime_timespec(&a_timespec
);
675 dos_filetime_timespec(&m_timespec
);
676 dos_filetime_timespec(&c_timespec
);
679 put_long_date_timespec(conn
->ts_res
, p
, create_timespec
); /* create time. */
681 put_long_date_timespec(conn
->ts_res
, p
, a_timespec
); /* access time */
683 put_long_date_timespec(conn
->ts_res
, p
, m_timespec
); /* write time */
685 put_long_date_timespec(conn
->ts_res
, p
, c_timespec
); /* change time */
687 SIVAL(p
,0,fattr
); /* File Attributes. */
689 SOFF_T(p
, 0, SMB_VFS_GET_ALLOC_SIZE(conn
,fsp
,&smb_fname
->st
));
691 SOFF_T(p
,0,file_len
);
693 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
694 uint16_t file_status
= (NO_EAS
|NO_SUBSTREAMS
|NO_REPARSETAG
);
695 size_t num_names
= 0;
696 unsigned int num_streams
;
697 struct stream_struct
*streams
= NULL
;
699 /* Do we have any EA's ? */
700 status
= get_ea_names_from_file(ctx
, conn
, fsp
,
701 smb_fname
->base_name
, NULL
, &num_names
);
702 if (NT_STATUS_IS_OK(status
) && num_names
) {
703 file_status
&= ~NO_EAS
;
705 status
= SMB_VFS_STREAMINFO(conn
, NULL
, smb_fname
->base_name
, ctx
,
706 &num_streams
, &streams
);
707 /* There is always one stream, ::$DATA. */
708 if (NT_STATUS_IS_OK(status
) && num_streams
> 1) {
709 file_status
&= ~NO_SUBSTREAMS
;
711 TALLOC_FREE(streams
);
712 SSVAL(p
,2,file_status
);
715 SCVAL(p
,0,fsp
->is_directory
? 1 : 0);
717 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
720 if (fsp
->is_directory
||
721 can_write_to_file(conn
, smb_fname
)) {
722 perms
= FILE_GENERIC_ALL
;
724 perms
= FILE_GENERIC_READ
|FILE_EXECUTE
;
729 DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n",
730 fsp
->fnum
, smb_fname_str_dbg(smb_fname
)));
734 END_PROFILE(SMBntcreateX
);
738 /****************************************************************************
739 Reply to a NT_TRANSACT_CREATE call to open a pipe.
740 ****************************************************************************/
742 static void do_nt_transact_create_pipe(connection_struct
*conn
,
743 struct smb_request
*req
,
744 uint16
**ppsetup
, uint32 setup_count
,
745 char **ppparams
, uint32 parameter_count
,
746 char **ppdata
, uint32 data_count
)
749 char *params
= *ppparams
;
755 TALLOC_CTX
*ctx
= talloc_tos();
758 * Ensure minimum number of parameters sent.
761 if(parameter_count
< 54) {
762 DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)parameter_count
));
763 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
767 flags
= IVAL(params
,0);
769 srvstr_get_path(ctx
, params
, req
->flags2
, &fname
, params
+53,
770 parameter_count
-53, STR_TERMINATE
,
772 if (!NT_STATUS_IS_OK(status
)) {
773 reply_nterror(req
, status
);
777 nt_open_pipe(fname
, conn
, req
, &pnum
);
784 /* Realloc the size of parameters and data we will return */
785 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
786 /* Extended response is 32 more byyes. */
791 params
= nttrans_realloc(ppparams
, param_len
);
793 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
798 SCVAL(p
,0,NO_OPLOCK_RETURN
);
803 SIVAL(p
,0,FILE_WAS_OPENED
);
807 SIVAL(p
,0,FILE_ATTRIBUTE_NORMAL
); /* File Attributes. */
810 SSVAL(p
,0,FILE_TYPE_MESSAGE_MODE_PIPE
);
812 SSVAL(p
,2, 0x5FF); /* ? */
815 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
817 SIVAL(p
,0,FILE_GENERIC_ALL
);
819 * For pipes W2K3 seems to return
821 * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
823 SIVAL(p
,4,(FILE_GENERIC_READ
|FILE_GENERIC_WRITE
)&~FILE_APPEND_DATA
);
826 DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname
));
828 /* Send the required number of replies */
829 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
, *ppdata
, 0);
834 /****************************************************************************
835 Internal fn to set security descriptors.
836 ****************************************************************************/
838 NTSTATUS
set_sd(files_struct
*fsp
, uint8_t *data
, uint32_t sd_len
,
839 uint32_t security_info_sent
)
841 struct security_descriptor
*psd
= NULL
;
845 return NT_STATUS_INVALID_PARAMETER
;
848 if (!CAN_WRITE(fsp
->conn
)) {
849 return NT_STATUS_ACCESS_DENIED
;
852 if (!lp_nt_acl_support(SNUM(fsp
->conn
))) {
856 status
= unmarshall_sec_desc(talloc_tos(), data
, sd_len
, &psd
);
858 if (!NT_STATUS_IS_OK(status
)) {
862 if (psd
->owner_sid
== NULL
) {
863 security_info_sent
&= ~SECINFO_OWNER
;
865 if (psd
->group_sid
== NULL
) {
866 security_info_sent
&= ~SECINFO_GROUP
;
869 /* Ensure we have at least one thing set. */
870 if ((security_info_sent
& (SECINFO_OWNER
|SECINFO_GROUP
|SECINFO_DACL
|SECINFO_SACL
)) == 0) {
871 return NT_STATUS_INVALID_PARAMETER
;
874 /* Ensure we have the rights to do this. */
875 if (security_info_sent
& SECINFO_OWNER
) {
876 if (!(fsp
->access_mask
& SEC_STD_WRITE_OWNER
)) {
877 return NT_STATUS_ACCESS_DENIED
;
881 if (security_info_sent
& SECINFO_GROUP
) {
882 if (!(fsp
->access_mask
& SEC_STD_WRITE_OWNER
)) {
883 return NT_STATUS_ACCESS_DENIED
;
887 if (security_info_sent
& SECINFO_DACL
) {
888 if (!(fsp
->access_mask
& SEC_STD_WRITE_DAC
)) {
889 return NT_STATUS_ACCESS_DENIED
;
891 /* Convert all the generic bits. */
893 security_acl_map_generic(psd
->dacl
, &file_generic_mapping
);
897 if (security_info_sent
& SECINFO_SACL
) {
898 if (!(fsp
->access_mask
& SEC_FLAG_SYSTEM_SECURITY
)) {
899 return NT_STATUS_ACCESS_DENIED
;
901 /* Convert all the generic bits. */
903 security_acl_map_generic(psd
->sacl
, &file_generic_mapping
);
907 if (DEBUGLEVEL
>= 10) {
908 DEBUG(10,("set_sd for file %s\n", fsp_str_dbg(fsp
)));
909 NDR_PRINT_DEBUG(security_descriptor
, psd
);
912 status
= SMB_VFS_FSET_NT_ACL(fsp
, security_info_sent
, psd
);
919 /****************************************************************************
920 Read a list of EA names and data from an incoming data buffer. Create an ea_list with them.
921 ****************************************************************************/
923 struct ea_list
*read_nttrans_ea_list(TALLOC_CTX
*ctx
, const char *pdata
, size_t data_size
)
925 struct ea_list
*ea_list_head
= NULL
;
932 while (offset
+ 4 <= data_size
) {
933 size_t next_offset
= IVAL(pdata
,offset
);
934 struct ea_list
*eal
= read_ea_list_entry(ctx
, pdata
+ offset
+ 4, data_size
- offset
- 4, NULL
);
940 DLIST_ADD_END(ea_list_head
, eal
, struct ea_list
*);
941 if (next_offset
== 0) {
944 offset
+= next_offset
;
950 /****************************************************************************
951 Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
952 ****************************************************************************/
954 static void call_nt_transact_create(connection_struct
*conn
,
955 struct smb_request
*req
,
956 uint16
**ppsetup
, uint32 setup_count
,
957 char **ppparams
, uint32 parameter_count
,
958 char **ppdata
, uint32 data_count
,
959 uint32 max_data_count
)
961 struct smb_filename
*smb_fname
= NULL
;
963 char *params
= *ppparams
;
964 char *data
= *ppdata
;
965 /* Breakout the oplock request bits so we can set the reply bits separately. */
967 SMB_OFF_T file_len
= 0;
969 files_struct
*fsp
= NULL
;
973 uint32 file_attributes
;
975 uint32 create_disposition
;
976 uint32 create_options
;
978 struct security_descriptor
*sd
= NULL
;
981 struct timespec create_timespec
;
982 struct timespec c_timespec
;
983 struct timespec a_timespec
;
984 struct timespec m_timespec
;
985 struct timespec write_time_ts
;
986 struct ea_list
*ea_list
= NULL
;
989 uint64_t allocation_size
;
991 uint8_t oplock_granted
;
992 struct case_semantics_state
*case_state
= NULL
;
993 TALLOC_CTX
*ctx
= talloc_tos();
995 DEBUG(5,("call_nt_transact_create\n"));
998 * If it's an IPC, use the pipe handler.
1002 if (lp_nt_pipe_support()) {
1003 do_nt_transact_create_pipe(
1005 ppsetup
, setup_count
,
1006 ppparams
, parameter_count
,
1007 ppdata
, data_count
);
1010 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
1015 * Ensure minimum number of parameters sent.
1018 if(parameter_count
< 54) {
1019 DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)parameter_count
));
1020 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1024 flags
= IVAL(params
,0);
1025 access_mask
= IVAL(params
,8);
1026 file_attributes
= IVAL(params
,20);
1027 share_access
= IVAL(params
,24);
1028 create_disposition
= IVAL(params
,28);
1029 create_options
= IVAL(params
,32);
1030 sd_len
= IVAL(params
,36);
1031 ea_len
= IVAL(params
,40);
1032 root_dir_fid
= (uint16
)IVAL(params
,4);
1033 allocation_size
= BVAL(params
,12);
1036 * we need to remove ignored bits when they come directly from the client
1037 * because we reuse some of them for internal stuff
1039 create_options
&= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK
;
1041 /* Ensure the data_len is correct for the sd and ea values given. */
1042 if ((ea_len
+ sd_len
> data_count
)
1043 || (ea_len
> data_count
) || (sd_len
> data_count
)
1044 || (ea_len
+ sd_len
< ea_len
) || (ea_len
+ sd_len
< sd_len
)) {
1045 DEBUG(10, ("call_nt_transact_create - ea_len = %u, sd_len = "
1046 "%u, data_count = %u\n", (unsigned int)ea_len
,
1047 (unsigned int)sd_len
, (unsigned int)data_count
));
1048 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1053 DEBUG(10, ("call_nt_transact_create - sd_len = %d\n",
1056 status
= unmarshall_sec_desc(ctx
, (uint8_t *)data
, sd_len
,
1058 if (!NT_STATUS_IS_OK(status
)) {
1059 DEBUG(10, ("call_nt_transact_create: "
1060 "unmarshall_sec_desc failed: %s\n",
1061 nt_errstr(status
)));
1062 reply_nterror(req
, status
);
1068 if (!lp_ea_support(SNUM(conn
))) {
1069 DEBUG(10, ("call_nt_transact_create - ea_len = %u but "
1070 "EA's not supported.\n",
1071 (unsigned int)ea_len
));
1072 reply_nterror(req
, NT_STATUS_EAS_NOT_SUPPORTED
);
1077 DEBUG(10,("call_nt_transact_create - ea_len = %u - "
1078 "too small (should be more than 10)\n",
1079 (unsigned int)ea_len
));
1080 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1084 /* We have already checked that ea_len <= data_count here. */
1085 ea_list
= read_nttrans_ea_list(talloc_tos(), data
+ sd_len
,
1087 if (ea_list
== NULL
) {
1088 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1093 srvstr_get_path(ctx
, params
, req
->flags2
, &fname
,
1094 params
+53, parameter_count
-53,
1095 STR_TERMINATE
, &status
);
1096 if (!NT_STATUS_IS_OK(status
)) {
1097 reply_nterror(req
, status
);
1101 if (file_attributes
& FILE_FLAG_POSIX_SEMANTICS
) {
1102 case_state
= set_posix_case_semantics(ctx
, conn
);
1104 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1109 status
= filename_convert(ctx
,
1111 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1117 TALLOC_FREE(case_state
);
1119 if (!NT_STATUS_IS_OK(status
)) {
1120 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
1121 reply_botherror(req
,
1122 NT_STATUS_PATH_NOT_COVERED
,
1123 ERRSRV
, ERRbadpath
);
1126 reply_nterror(req
, status
);
1130 oplock_request
= (flags
& REQUEST_OPLOCK
) ? EXCLUSIVE_OPLOCK
: 0;
1131 if (oplock_request
) {
1132 oplock_request
|= (flags
& REQUEST_BATCH_OPLOCK
)
1137 * Bug #6898 - clients using Windows opens should
1138 * never be able to set this attribute into the
1141 file_attributes
&= ~FILE_FLAG_POSIX_SEMANTICS
;
1143 status
= SMB_VFS_CREATE_FILE(
1146 root_dir_fid
, /* root_dir_fid */
1147 smb_fname
, /* fname */
1148 access_mask
, /* access_mask */
1149 share_access
, /* share_access */
1150 create_disposition
, /* create_disposition*/
1151 create_options
, /* create_options */
1152 file_attributes
, /* file_attributes */
1153 oplock_request
, /* oplock_request */
1154 allocation_size
, /* allocation_size */
1155 0, /* private_flags */
1157 ea_list
, /* ea_list */
1161 if(!NT_STATUS_IS_OK(status
)) {
1162 if (open_was_deferred(req
->mid
)) {
1163 /* We have re-scheduled this call, no error. */
1166 reply_openerror(req
, status
);
1170 /* Ensure we're pointing at the correct stat struct. */
1171 TALLOC_FREE(smb_fname
);
1172 smb_fname
= fsp
->fsp_name
;
1175 * If the caller set the extended oplock request bit
1176 * and we granted one (by whatever means) - set the
1177 * correct bit for extended oplock reply.
1180 if (oplock_request
&&
1181 (lp_fake_oplocks(SNUM(conn
))
1182 || EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))) {
1185 * Exclusive oplock granted
1188 if (flags
& REQUEST_BATCH_OPLOCK
) {
1189 oplock_granted
= BATCH_OPLOCK_RETURN
;
1191 oplock_granted
= EXCLUSIVE_OPLOCK_RETURN
;
1193 } else if (fsp
->oplock_type
== LEVEL_II_OPLOCK
) {
1194 oplock_granted
= LEVEL_II_OPLOCK_RETURN
;
1196 oplock_granted
= NO_OPLOCK_RETURN
;
1199 file_len
= smb_fname
->st
.st_ex_size
;
1201 /* Realloc the size of parameters and data we will return */
1202 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1203 /* Extended response is 32 more byyes. */
1208 params
= nttrans_realloc(ppparams
, param_len
);
1209 if(params
== NULL
) {
1210 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1215 SCVAL(p
, 0, oplock_granted
);
1218 SSVAL(p
,0,fsp
->fnum
);
1220 if ((create_disposition
== FILE_SUPERSEDE
)
1221 && (info
== FILE_WAS_OVERWRITTEN
)) {
1222 SIVAL(p
,0,FILE_WAS_SUPERSEDED
);
1228 fattr
= dos_mode(conn
, smb_fname
);
1230 fattr
= FILE_ATTRIBUTE_NORMAL
;
1233 /* Deal with other possible opens having a modified
1235 ZERO_STRUCT(write_time_ts
);
1236 get_file_infos(fsp
->file_id
, 0, NULL
, &write_time_ts
);
1237 if (!null_timespec(write_time_ts
)) {
1238 update_stat_ex_mtime(&smb_fname
->st
, write_time_ts
);
1242 create_timespec
= get_create_timespec(conn
, fsp
, smb_fname
);
1243 a_timespec
= smb_fname
->st
.st_ex_atime
;
1244 m_timespec
= smb_fname
->st
.st_ex_mtime
;
1245 c_timespec
= get_change_timespec(conn
, fsp
, smb_fname
);
1247 if (lp_dos_filetime_resolution(SNUM(conn
))) {
1248 dos_filetime_timespec(&create_timespec
);
1249 dos_filetime_timespec(&a_timespec
);
1250 dos_filetime_timespec(&m_timespec
);
1251 dos_filetime_timespec(&c_timespec
);
1254 put_long_date_timespec(conn
->ts_res
, p
, create_timespec
); /* create time. */
1256 put_long_date_timespec(conn
->ts_res
, p
, a_timespec
); /* access time */
1258 put_long_date_timespec(conn
->ts_res
, p
, m_timespec
); /* write time */
1260 put_long_date_timespec(conn
->ts_res
, p
, c_timespec
); /* change time */
1262 SIVAL(p
,0,fattr
); /* File Attributes. */
1264 SOFF_T(p
, 0, SMB_VFS_GET_ALLOC_SIZE(conn
, fsp
, &smb_fname
->st
));
1266 SOFF_T(p
,0,file_len
);
1268 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1269 uint16_t file_status
= (NO_EAS
|NO_SUBSTREAMS
|NO_REPARSETAG
);
1270 size_t num_names
= 0;
1271 unsigned int num_streams
;
1272 struct stream_struct
*streams
= NULL
;
1274 /* Do we have any EA's ? */
1275 status
= get_ea_names_from_file(ctx
, conn
, fsp
,
1276 smb_fname
->base_name
, NULL
, &num_names
);
1277 if (NT_STATUS_IS_OK(status
) && num_names
) {
1278 file_status
&= ~NO_EAS
;
1280 status
= SMB_VFS_STREAMINFO(conn
, NULL
, smb_fname
->base_name
, ctx
,
1281 &num_streams
, &streams
);
1282 /* There is always one stream, ::$DATA. */
1283 if (NT_STATUS_IS_OK(status
) && num_streams
> 1) {
1284 file_status
&= ~NO_SUBSTREAMS
;
1286 TALLOC_FREE(streams
);
1287 SSVAL(p
,2,file_status
);
1290 SCVAL(p
,0,fsp
->is_directory
? 1 : 0);
1292 if (flags
& EXTENDED_RESPONSE_REQUIRED
) {
1295 if (fsp
->is_directory
||
1296 can_write_to_file(conn
, smb_fname
)) {
1297 perms
= FILE_GENERIC_ALL
;
1299 perms
= FILE_GENERIC_READ
|FILE_EXECUTE
;
1304 DEBUG(5,("call_nt_transact_create: open name = %s\n",
1305 smb_fname_str_dbg(smb_fname
)));
1307 /* Send the required number of replies */
1308 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
, *ppdata
, 0);
1313 /****************************************************************************
1314 Reply to a NT CANCEL request.
1315 conn POINTER CAN BE NULL HERE !
1316 ****************************************************************************/
1318 void reply_ntcancel(struct smb_request
*req
)
1321 * Go through and cancel any pending change notifies.
1324 START_PROFILE(SMBntcancel
);
1325 srv_cancel_sign_response(req
->sconn
);
1326 remove_pending_change_notify_requests_by_mid(req
->sconn
, req
->mid
);
1327 remove_pending_lock_requests_by_mid_smb1(req
->sconn
, req
->mid
);
1329 DEBUG(3,("reply_ntcancel: cancel called on mid = %llu.\n",
1330 (unsigned long long)req
->mid
));
1332 END_PROFILE(SMBntcancel
);
1336 /****************************************************************************
1338 ****************************************************************************/
1340 static NTSTATUS
copy_internals(TALLOC_CTX
*ctx
,
1341 connection_struct
*conn
,
1342 struct smb_request
*req
,
1343 struct smb_filename
*smb_fname_src
,
1344 struct smb_filename
*smb_fname_dst
,
1347 files_struct
*fsp1
,*fsp2
;
1351 NTSTATUS status
= NT_STATUS_OK
;
1354 if (!CAN_WRITE(conn
)) {
1355 status
= NT_STATUS_MEDIA_WRITE_PROTECTED
;
1359 /* Source must already exist. */
1360 if (!VALID_STAT(smb_fname_src
->st
)) {
1361 status
= NT_STATUS_OBJECT_NAME_NOT_FOUND
;
1365 /* Ensure attributes match. */
1366 fattr
= dos_mode(conn
, smb_fname_src
);
1367 if ((fattr
& ~attrs
) & (FILE_ATTRIBUTE_HIDDEN
| FILE_ATTRIBUTE_SYSTEM
)) {
1368 status
= NT_STATUS_NO_SUCH_FILE
;
1372 /* Disallow if dst file already exists. */
1373 if (VALID_STAT(smb_fname_dst
->st
)) {
1374 status
= NT_STATUS_OBJECT_NAME_COLLISION
;
1378 /* No links from a directory. */
1379 if (S_ISDIR(smb_fname_src
->st
.st_ex_mode
)) {
1380 status
= NT_STATUS_FILE_IS_A_DIRECTORY
;
1384 DEBUG(10,("copy_internals: doing file copy %s to %s\n",
1385 smb_fname_str_dbg(smb_fname_src
),
1386 smb_fname_str_dbg(smb_fname_dst
)));
1388 status
= SMB_VFS_CREATE_FILE(
1391 0, /* root_dir_fid */
1392 smb_fname_src
, /* fname */
1393 FILE_READ_DATA
|FILE_READ_ATTRIBUTES
|
1394 FILE_READ_EA
, /* access_mask */
1395 (FILE_SHARE_READ
| FILE_SHARE_WRITE
| /* share_access */
1397 FILE_OPEN
, /* create_disposition*/
1398 0, /* create_options */
1399 FILE_ATTRIBUTE_NORMAL
, /* file_attributes */
1400 NO_OPLOCK
, /* oplock_request */
1401 0, /* allocation_size */
1402 0, /* private_flags */
1408 if (!NT_STATUS_IS_OK(status
)) {
1412 status
= SMB_VFS_CREATE_FILE(
1415 0, /* root_dir_fid */
1416 smb_fname_dst
, /* fname */
1417 FILE_WRITE_DATA
|FILE_WRITE_ATTRIBUTES
|
1418 FILE_WRITE_EA
, /* access_mask */
1419 (FILE_SHARE_READ
| FILE_SHARE_WRITE
| /* share_access */
1421 FILE_CREATE
, /* create_disposition*/
1422 0, /* create_options */
1423 fattr
, /* file_attributes */
1424 NO_OPLOCK
, /* oplock_request */
1425 0, /* allocation_size */
1426 0, /* private_flags */
1432 if (!NT_STATUS_IS_OK(status
)) {
1433 close_file(NULL
, fsp1
, ERROR_CLOSE
);
1437 if (smb_fname_src
->st
.st_ex_size
) {
1438 ret
= vfs_transfer_file(fsp1
, fsp2
, smb_fname_src
->st
.st_ex_size
);
1442 * As we are opening fsp1 read-only we only expect
1443 * an error on close on fsp2 if we are out of space.
1444 * Thus we don't look at the error return from the
1447 close_file(NULL
, fsp1
, NORMAL_CLOSE
);
1449 /* Ensure the modtime is set correctly on the destination file. */
1450 set_close_write_time(fsp2
, smb_fname_src
->st
.st_ex_mtime
);
1452 status
= close_file(NULL
, fsp2
, NORMAL_CLOSE
);
1454 /* Grrr. We have to do this as open_file_ntcreate adds FILE_ATTRIBUTE_ARCHIVE when it
1455 creates the file. This isn't the correct thing to do in the copy
1457 if (!parent_dirname(talloc_tos(), smb_fname_dst
->base_name
, &parent
,
1459 status
= NT_STATUS_NO_MEMORY
;
1462 file_set_dosmode(conn
, smb_fname_dst
, fattr
, parent
, false);
1463 TALLOC_FREE(parent
);
1465 if (ret
< (SMB_OFF_T
)smb_fname_src
->st
.st_ex_size
) {
1466 status
= NT_STATUS_DISK_FULL
;
1470 if (!NT_STATUS_IS_OK(status
)) {
1471 DEBUG(3,("copy_internals: Error %s copy file %s to %s\n",
1472 nt_errstr(status
), smb_fname_str_dbg(smb_fname_src
),
1473 smb_fname_str_dbg(smb_fname_dst
)));
1479 /****************************************************************************
1480 Reply to a NT rename request.
1481 ****************************************************************************/
1483 void reply_ntrename(struct smb_request
*req
)
1485 connection_struct
*conn
= req
->conn
;
1486 struct smb_filename
*smb_fname_old
= NULL
;
1487 struct smb_filename
*smb_fname_new
= NULL
;
1488 char *oldname
= NULL
;
1489 char *newname
= NULL
;
1492 bool src_has_wcard
= False
;
1493 bool dest_has_wcard
= False
;
1495 uint32_t ucf_flags_src
= 0;
1496 uint32_t ucf_flags_dst
= 0;
1498 TALLOC_CTX
*ctx
= talloc_tos();
1499 bool stream_rename
= false;
1501 START_PROFILE(SMBntrename
);
1504 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1508 attrs
= SVAL(req
->vwv
+0, 0);
1509 rename_type
= SVAL(req
->vwv
+1, 0);
1511 p
= (const char *)req
->buf
+ 1;
1512 p
+= srvstr_get_path_req_wcard(ctx
, req
, &oldname
, p
, STR_TERMINATE
,
1513 &status
, &src_has_wcard
);
1514 if (!NT_STATUS_IS_OK(status
)) {
1515 reply_nterror(req
, status
);
1519 if (ms_has_wild(oldname
)) {
1520 reply_nterror(req
, NT_STATUS_OBJECT_PATH_SYNTAX_BAD
);
1525 p
+= srvstr_get_path_req_wcard(ctx
, req
, &newname
, p
, STR_TERMINATE
,
1526 &status
, &dest_has_wcard
);
1527 if (!NT_STATUS_IS_OK(status
)) {
1528 reply_nterror(req
, status
);
1532 if (!lp_posix_pathnames()) {
1533 /* The newname must begin with a ':' if the
1534 oldname contains a ':'. */
1535 if (strchr_m(oldname
, ':')) {
1536 if (newname
[0] != ':') {
1537 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1540 stream_rename
= true;
1545 * If this is a rename operation, allow wildcards and save the
1546 * destination's last component.
1548 if (rename_type
== RENAME_FLAG_RENAME
) {
1549 ucf_flags_src
= UCF_COND_ALLOW_WCARD_LCOMP
;
1550 ucf_flags_dst
= UCF_COND_ALLOW_WCARD_LCOMP
| UCF_SAVE_LCOMP
;
1553 /* rename_internals() calls unix_convert(), so don't call it here. */
1554 status
= filename_convert(ctx
, conn
,
1555 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1560 if (!NT_STATUS_IS_OK(status
)) {
1561 if (NT_STATUS_EQUAL(status
,
1562 NT_STATUS_PATH_NOT_COVERED
)) {
1563 reply_botherror(req
,
1564 NT_STATUS_PATH_NOT_COVERED
,
1565 ERRSRV
, ERRbadpath
);
1568 reply_nterror(req
, status
);
1572 status
= filename_convert(ctx
, conn
,
1573 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1578 if (!NT_STATUS_IS_OK(status
)) {
1579 if (NT_STATUS_EQUAL(status
,
1580 NT_STATUS_PATH_NOT_COVERED
)) {
1581 reply_botherror(req
,
1582 NT_STATUS_PATH_NOT_COVERED
,
1583 ERRSRV
, ERRbadpath
);
1586 reply_nterror(req
, status
);
1590 if (stream_rename
) {
1591 /* smb_fname_new must be the same as smb_fname_old. */
1592 TALLOC_FREE(smb_fname_new
->base_name
);
1593 smb_fname_new
->base_name
= talloc_strdup(smb_fname_new
,
1594 smb_fname_old
->base_name
);
1595 if (!smb_fname_new
->base_name
) {
1596 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1601 DEBUG(3,("reply_ntrename: %s -> %s\n",
1602 smb_fname_str_dbg(smb_fname_old
),
1603 smb_fname_str_dbg(smb_fname_new
)));
1605 switch(rename_type
) {
1606 case RENAME_FLAG_RENAME
:
1607 status
= rename_internals(ctx
, conn
, req
,
1608 smb_fname_old
, smb_fname_new
,
1609 attrs
, False
, src_has_wcard
,
1613 case RENAME_FLAG_HARD_LINK
:
1614 if (src_has_wcard
|| dest_has_wcard
) {
1616 status
= NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
1618 status
= hardlink_internals(ctx
, conn
,
1625 case RENAME_FLAG_COPY
:
1626 if (src_has_wcard
|| dest_has_wcard
) {
1628 status
= NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
1630 status
= copy_internals(ctx
, conn
, req
,
1636 case RENAME_FLAG_MOVE_CLUSTER_INFORMATION
:
1637 status
= NT_STATUS_INVALID_PARAMETER
;
1640 status
= NT_STATUS_ACCESS_DENIED
; /* Default error. */
1644 if (!NT_STATUS_IS_OK(status
)) {
1645 if (open_was_deferred(req
->mid
)) {
1646 /* We have re-scheduled this call. */
1650 reply_nterror(req
, status
);
1654 reply_outbuf(req
, 0, 0);
1656 END_PROFILE(SMBntrename
);
1660 /****************************************************************************
1661 Reply to a notify change - queue the request and
1662 don't allow a directory to be opened.
1663 ****************************************************************************/
1665 static void smbd_smb1_notify_reply(struct smb_request
*req
,
1666 NTSTATUS error_code
,
1667 uint8_t *buf
, size_t len
)
1669 send_nt_replies(req
->conn
, req
, error_code
, (char *)buf
, len
, NULL
, 0);
1672 static void call_nt_transact_notify_change(connection_struct
*conn
,
1673 struct smb_request
*req
,
1677 uint32 parameter_count
,
1678 char **ppdata
, uint32 data_count
,
1679 uint32 max_data_count
,
1680 uint32 max_param_count
)
1682 uint16
*setup
= *ppsetup
;
1688 if(setup_count
< 6) {
1689 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1693 fsp
= file_fsp(req
, SVAL(setup
,4));
1694 filter
= IVAL(setup
, 0);
1695 recursive
= (SVAL(setup
, 6) != 0) ? True
: False
;
1697 DEBUG(3,("call_nt_transact_notify_change\n"));
1700 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
1705 char *filter_string
;
1707 if (!(filter_string
= notify_filter_string(NULL
, filter
))) {
1708 reply_nterror(req
,NT_STATUS_NO_MEMORY
);
1712 DEBUG(3,("call_nt_transact_notify_change: notify change "
1713 "called on %s, filter = %s, recursive = %d\n",
1714 fsp_str_dbg(fsp
), filter_string
, recursive
));
1716 TALLOC_FREE(filter_string
);
1719 if((!fsp
->is_directory
) || (conn
!= fsp
->conn
)) {
1720 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1724 if (fsp
->notify
== NULL
) {
1726 status
= change_notify_create(fsp
, filter
, recursive
);
1728 if (!NT_STATUS_IS_OK(status
)) {
1729 DEBUG(10, ("change_notify_create returned %s\n",
1730 nt_errstr(status
)));
1731 reply_nterror(req
, status
);
1736 if (fsp
->notify
->num_changes
!= 0) {
1739 * We've got changes pending, respond immediately
1743 * TODO: write a torture test to check the filtering behaviour
1747 change_notify_reply(req
,
1751 smbd_smb1_notify_reply
);
1754 * change_notify_reply() above has independently sent its
1761 * No changes pending, queue the request
1764 status
= change_notify_add_request(req
,
1768 smbd_smb1_notify_reply
);
1769 if (!NT_STATUS_IS_OK(status
)) {
1770 reply_nterror(req
, status
);
1775 /****************************************************************************
1776 Reply to an NT transact rename command.
1777 ****************************************************************************/
1779 static void call_nt_transact_rename(connection_struct
*conn
,
1780 struct smb_request
*req
,
1781 uint16
**ppsetup
, uint32 setup_count
,
1782 char **ppparams
, uint32 parameter_count
,
1783 char **ppdata
, uint32 data_count
,
1784 uint32 max_data_count
)
1786 char *params
= *ppparams
;
1787 char *new_name
= NULL
;
1788 files_struct
*fsp
= NULL
;
1789 bool dest_has_wcard
= False
;
1791 TALLOC_CTX
*ctx
= talloc_tos();
1793 if(parameter_count
< 5) {
1794 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1798 fsp
= file_fsp(req
, SVAL(params
, 0));
1799 if (!check_fsp(conn
, req
, fsp
)) {
1802 srvstr_get_path_wcard(ctx
, params
, req
->flags2
, &new_name
, params
+4,
1803 parameter_count
- 4,
1804 STR_TERMINATE
, &status
, &dest_has_wcard
);
1805 if (!NT_STATUS_IS_OK(status
)) {
1806 reply_nterror(req
, status
);
1811 * W2K3 ignores this request as the RAW-RENAME test
1812 * demonstrates, so we do.
1814 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
1816 DEBUG(3,("nt transact rename from = %s, to = %s ignored!\n",
1817 fsp_str_dbg(fsp
), new_name
));
1822 /******************************************************************************
1823 Fake up a completely empty SD.
1824 *******************************************************************************/
1826 static NTSTATUS
get_null_nt_acl(TALLOC_CTX
*mem_ctx
, struct security_descriptor
**ppsd
)
1830 *ppsd
= make_standard_sec_desc( mem_ctx
, &global_sid_World
, &global_sid_World
, NULL
, &sd_size
);
1832 DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
1833 return NT_STATUS_NO_MEMORY
;
1836 return NT_STATUS_OK
;
1839 /****************************************************************************
1840 Reply to query a security descriptor.
1841 Callable from SMB2 and SMB2.
1842 If it returns NT_STATUS_BUFFER_TOO_SMALL, pdata_size is initialized with
1844 ****************************************************************************/
1846 NTSTATUS
smbd_do_query_security_desc(connection_struct
*conn
,
1847 TALLOC_CTX
*mem_ctx
,
1849 uint32_t security_info_wanted
,
1850 uint32_t max_data_count
,
1851 uint8_t **ppmarshalled_sd
,
1855 struct security_descriptor
*psd
= NULL
;
1858 * Get the permissions to return.
1861 if ((security_info_wanted
& SECINFO_SACL
) &&
1862 !(fsp
->access_mask
& SEC_FLAG_SYSTEM_SECURITY
)) {
1863 return NT_STATUS_ACCESS_DENIED
;
1866 if ((security_info_wanted
& (SECINFO_DACL
|SECINFO_OWNER
|SECINFO_GROUP
)) &&
1867 !(fsp
->access_mask
& SEC_STD_READ_CONTROL
)) {
1868 return NT_STATUS_ACCESS_DENIED
;
1871 if (!lp_nt_acl_support(SNUM(conn
))) {
1872 status
= get_null_nt_acl(mem_ctx
, &psd
);
1874 status
= SMB_VFS_FGET_NT_ACL(
1875 fsp
, security_info_wanted
, &psd
);
1877 if (!NT_STATUS_IS_OK(status
)) {
1881 if (!(security_info_wanted
& SECINFO_OWNER
)) {
1882 psd
->owner_sid
= NULL
;
1884 if (!(security_info_wanted
& SECINFO_GROUP
)) {
1885 psd
->group_sid
= NULL
;
1887 if (!(security_info_wanted
& SECINFO_DACL
)) {
1890 if (!(security_info_wanted
& SECINFO_SACL
)) {
1894 /* If the SACL/DACL is NULL, but was requested, we mark that it is
1895 * present in the reply to match Windows behavior */
1896 if (psd
->sacl
== NULL
&&
1897 security_info_wanted
& SECINFO_SACL
)
1898 psd
->type
|= SEC_DESC_SACL_PRESENT
;
1899 if (psd
->dacl
== NULL
&&
1900 security_info_wanted
& SECINFO_DACL
)
1901 psd
->type
|= SEC_DESC_DACL_PRESENT
;
1903 *psd_size
= ndr_size_security_descriptor(psd
, 0);
1905 DEBUG(3,("smbd_do_query_security_desc: sd_size = %lu.\n",
1906 (unsigned long)*psd_size
));
1908 if (DEBUGLEVEL
>= 10) {
1909 DEBUG(10,("smbd_do_query_security_desc for file %s\n",
1911 NDR_PRINT_DEBUG(security_descriptor
, psd
);
1914 if (max_data_count
< *psd_size
) {
1916 return NT_STATUS_BUFFER_TOO_SMALL
;
1919 status
= marshall_sec_desc(mem_ctx
, psd
,
1920 ppmarshalled_sd
, psd_size
);
1922 if (!NT_STATUS_IS_OK(status
)) {
1928 return NT_STATUS_OK
;
1931 /****************************************************************************
1932 SMB1 reply to query a security descriptor.
1933 ****************************************************************************/
1935 static void call_nt_transact_query_security_desc(connection_struct
*conn
,
1936 struct smb_request
*req
,
1940 uint32 parameter_count
,
1943 uint32 max_data_count
)
1945 char *params
= *ppparams
;
1946 char *data
= *ppdata
;
1948 uint32 security_info_wanted
;
1949 files_struct
*fsp
= NULL
;
1951 uint8_t *marshalled_sd
= NULL
;
1953 if(parameter_count
< 8) {
1954 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1958 fsp
= file_fsp(req
, SVAL(params
,0));
1960 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
1964 security_info_wanted
= IVAL(params
,4);
1966 DEBUG(3,("call_nt_transact_query_security_desc: file = %s, "
1967 "info_wanted = 0x%x\n", fsp_str_dbg(fsp
),
1968 (unsigned int)security_info_wanted
));
1970 params
= nttrans_realloc(ppparams
, 4);
1971 if(params
== NULL
) {
1972 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1977 * Get the permissions to return.
1980 status
= smbd_do_query_security_desc(conn
,
1983 security_info_wanted
,
1988 if (NT_STATUS_EQUAL(status
, NT_STATUS_BUFFER_TOO_SMALL
)) {
1989 SIVAL(params
,0,(uint32_t)sd_size
);
1990 send_nt_replies(conn
, req
, NT_STATUS_BUFFER_TOO_SMALL
,
1991 params
, 4, NULL
, 0);
1995 if (!NT_STATUS_IS_OK(status
)) {
1996 reply_nterror(req
, status
);
2000 SMB_ASSERT(sd_size
> 0);
2002 SIVAL(params
,0,(uint32_t)sd_size
);
2004 if (max_data_count
< sd_size
) {
2005 send_nt_replies(conn
, req
, NT_STATUS_BUFFER_TOO_SMALL
,
2006 params
, 4, NULL
, 0);
2011 * Allocate the data we will return.
2014 data
= nttrans_realloc(ppdata
, sd_size
);
2016 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2020 memcpy(data
, marshalled_sd
, sd_size
);
2022 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, 4, data
, (int)sd_size
);
2027 /****************************************************************************
2028 Reply to set a security descriptor. Map to UNIX perms or POSIX ACLs.
2029 ****************************************************************************/
2031 static void call_nt_transact_set_security_desc(connection_struct
*conn
,
2032 struct smb_request
*req
,
2036 uint32 parameter_count
,
2039 uint32 max_data_count
)
2041 char *params
= *ppparams
;
2042 char *data
= *ppdata
;
2043 files_struct
*fsp
= NULL
;
2044 uint32 security_info_sent
= 0;
2047 if(parameter_count
< 8) {
2048 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2052 if((fsp
= file_fsp(req
, SVAL(params
,0))) == NULL
) {
2053 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
2057 if (!CAN_WRITE(fsp
->conn
)) {
2058 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
2062 if(!lp_nt_acl_support(SNUM(conn
))) {
2066 security_info_sent
= IVAL(params
,4);
2068 DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n",
2069 fsp_str_dbg(fsp
), (unsigned int)security_info_sent
));
2071 if (data_count
== 0) {
2072 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2076 status
= set_sd(fsp
, (uint8
*)data
, data_count
, security_info_sent
);
2078 if (!NT_STATUS_IS_OK(status
)) {
2079 reply_nterror(req
, status
);
2084 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2088 /****************************************************************************
2090 ****************************************************************************/
2092 static void call_nt_transact_ioctl(connection_struct
*conn
,
2093 struct smb_request
*req
,
2094 uint16
**ppsetup
, uint32 setup_count
,
2095 char **ppparams
, uint32 parameter_count
,
2096 char **ppdata
, uint32 data_count
,
2097 uint32 max_data_count
)
2104 char *pdata
= *ppdata
;
2106 if (setup_count
!= 8) {
2107 DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count
));
2108 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
2112 function
= IVAL(*ppsetup
, 0);
2113 fidnum
= SVAL(*ppsetup
, 4);
2114 isFSctl
= CVAL(*ppsetup
, 6);
2115 compfilter
= CVAL(*ppsetup
, 7);
2117 DEBUG(10,("call_nt_transact_ioctl: function[0x%08X] FID[0x%04X] isFSctl[0x%02X] compfilter[0x%02X]\n",
2118 function
, fidnum
, isFSctl
, compfilter
));
2120 fsp
=file_fsp(req
, fidnum
);
2121 /* this check is done in each implemented function case for now
2122 because I don't want to break anything... --metze
2123 FSP_BELONGS_CONN(fsp,conn);*/
2125 SMB_PERFCOUNT_SET_IOCTL(&req
->pcd
, function
);
2128 case FSCTL_SET_SPARSE
:
2130 bool set_sparse
= true;
2133 if (data_count
>= 1 && pdata
[0] == 0) {
2137 DEBUG(10,("FSCTL_SET_SPARSE: called on FID[0x%04X]set[%u]\n",
2138 fidnum
, set_sparse
));
2140 if (!check_fsp_open(conn
, req
, fsp
)) {
2144 status
= file_set_sparse(conn
, fsp
, set_sparse
);
2145 if (!NT_STATUS_IS_OK(status
)) {
2146 DEBUG(9,("FSCTL_SET_SPARSE: fname[%s] set[%u] - %s\n",
2147 smb_fname_str_dbg(fsp
->fsp_name
), set_sparse
, nt_errstr(status
)));
2148 reply_nterror(req
, status
);
2152 DEBUG(10,("FSCTL_SET_SPARSE: fname[%s] set[%u] - %s\n",
2153 smb_fname_str_dbg(fsp
->fsp_name
), set_sparse
, nt_errstr(status
)));
2154 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2157 case FSCTL_CREATE_OR_GET_OBJECT_ID
:
2159 unsigned char objid
[16];
2161 /* This should return the object-id on this file.
2162 * I think I'll make this be the inode+dev. JRA.
2165 DEBUG(10,("FSCTL_CREATE_OR_GET_OBJECT_ID: called on FID[0x%04X]\n",fidnum
));
2167 if (!check_fsp_open(conn
, req
, fsp
)) {
2172 pdata
= nttrans_realloc(ppdata
, data_count
);
2173 if (pdata
== NULL
) {
2174 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2178 /* For backwards compatibility only store the dev/inode. */
2179 push_file_id_16(pdata
, &fsp
->file_id
);
2180 memcpy(pdata
+16,create_volume_objectid(conn
,objid
),16);
2181 push_file_id_16(pdata
+32, &fsp
->file_id
);
2182 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0,
2187 case FSCTL_GET_REPARSE_POINT
:
2188 /* pretend this fail - my winXP does it like this
2192 DEBUG(10,("FSCTL_GET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum
));
2193 reply_nterror(req
, NT_STATUS_NOT_A_REPARSE_POINT
);
2196 case FSCTL_SET_REPARSE_POINT
:
2197 /* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
2201 DEBUG(10,("FSCTL_SET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum
));
2202 reply_nterror(req
, NT_STATUS_NOT_A_REPARSE_POINT
);
2205 case FSCTL_GET_SHADOW_COPY_DATA
: /* don't know if this name is right...*/
2208 * This is called to retrieve the number of Shadow Copies (a.k.a. snapshots)
2209 * and return their volume names. If max_data_count is 16, then it is just
2210 * asking for the number of volumes and length of the combined names.
2212 * pdata is the data allocated by our caller, but that uses
2213 * total_data_count (which is 0 in our case) rather than max_data_count.
2214 * Allocate the correct amount and return the pointer to let
2215 * it be deallocated when we return.
2217 SHADOW_COPY_DATA
*shadow_data
= NULL
;
2218 TALLOC_CTX
*shadow_mem_ctx
= NULL
;
2219 bool labels
= False
;
2220 uint32 labels_data_count
= 0;
2224 if (!check_fsp_open(conn
, req
, fsp
)) {
2228 if (max_data_count
< 16) {
2229 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) < 16 is invalid!\n",
2231 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2235 if (max_data_count
> 16) {
2239 shadow_mem_ctx
= talloc_init("SHADOW_COPY_DATA");
2240 if (shadow_mem_ctx
== NULL
) {
2241 DEBUG(0,("talloc_init(SHADOW_COPY_DATA) failed!\n"));
2242 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2246 shadow_data
= TALLOC_ZERO_P(shadow_mem_ctx
,SHADOW_COPY_DATA
);
2247 if (shadow_data
== NULL
) {
2248 DEBUG(0,("TALLOC_ZERO() failed!\n"));
2249 talloc_destroy(shadow_mem_ctx
);
2250 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2254 shadow_data
->mem_ctx
= shadow_mem_ctx
;
2257 * Call the VFS routine to actually do the work.
2259 if (SMB_VFS_GET_SHADOW_COPY_DATA(fsp
, shadow_data
, labels
)!=0) {
2260 talloc_destroy(shadow_data
->mem_ctx
);
2261 if (errno
== ENOSYS
) {
2262 DEBUG(5,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, not supported.\n",
2263 conn
->connectpath
));
2264 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
2267 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, failed.\n",
2268 conn
->connectpath
));
2269 reply_nterror(req
, NT_STATUS_UNSUCCESSFUL
);
2274 labels_data_count
= (shadow_data
->num_volumes
*2*sizeof(SHADOW_COPY_LABEL
))+2;
2279 data_count
= 12+labels_data_count
+4;
2282 if (max_data_count
<data_count
) {
2283 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) too small (%u) bytes needed!\n",
2284 max_data_count
,data_count
));
2285 talloc_destroy(shadow_data
->mem_ctx
);
2286 reply_nterror(req
, NT_STATUS_BUFFER_TOO_SMALL
);
2290 pdata
= nttrans_realloc(ppdata
, data_count
);
2291 if (pdata
== NULL
) {
2292 talloc_destroy(shadow_data
->mem_ctx
);
2293 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2299 /* num_volumes 4 bytes */
2300 SIVAL(pdata
,0,shadow_data
->num_volumes
);
2303 /* num_labels 4 bytes */
2304 SIVAL(pdata
,4,shadow_data
->num_volumes
);
2307 /* needed_data_count 4 bytes */
2308 SIVAL(pdata
, 8, labels_data_count
+4);
2312 DEBUG(10,("FSCTL_GET_SHADOW_COPY_DATA: %u volumes for path[%s].\n",
2313 shadow_data
->num_volumes
, fsp_str_dbg(fsp
)));
2314 if (labels
&& shadow_data
->labels
) {
2315 for (i
=0;i
<shadow_data
->num_volumes
;i
++) {
2316 srvstr_push(pdata
, req
->flags2
,
2317 cur_pdata
, shadow_data
->labels
[i
],
2318 2*sizeof(SHADOW_COPY_LABEL
),
2319 STR_UNICODE
|STR_TERMINATE
);
2320 cur_pdata
+=2*sizeof(SHADOW_COPY_LABEL
);
2321 DEBUGADD(10,("Label[%u]: '%s'\n",i
,shadow_data
->labels
[i
]));
2325 talloc_destroy(shadow_data
->mem_ctx
);
2327 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0,
2333 case FSCTL_FIND_FILES_BY_SID
: /* I hope this name is right */
2335 /* pretend this succeeded -
2337 * we have to send back a list with all files owned by this SID
2339 * but I have to check that --metze
2345 DEBUG(10,("FSCTL_FIND_FILES_BY_SID: called on FID[0x%04X]\n",fidnum
));
2347 if (!check_fsp_open(conn
, req
, fsp
)) {
2351 if (data_count
< 8) {
2352 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2356 sid_len
= MIN(data_count
-4,SID_MAX_SIZE
);
2358 /* unknown 4 bytes: this is not the length of the sid :-( */
2359 /*unknown = IVAL(pdata,0);*/
2361 if (!sid_parse(pdata
+4,sid_len
,&sid
)) {
2362 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2365 DEBUGADD(10, ("for SID: %s\n", sid_string_dbg(&sid
)));
2367 if (!sid_to_uid(&sid
, &uid
)) {
2368 DEBUG(0,("sid_to_uid: failed, sid[%s] sid_len[%lu]\n",
2369 sid_string_dbg(&sid
),
2370 (unsigned long)sid_len
));
2374 /* we can take a look at the find source :-)
2376 * find ./ -uid $uid -name '*' is what we need here
2379 * and send 4bytes len and then NULL terminated unicode strings
2382 * but I don't know how to deal with the paged results
2383 * (maybe we can hang the result anywhere in the fsp struct)
2385 * we don't send all files at once
2386 * and at the next we should *not* start from the beginning,
2387 * so we have to cache the result
2392 /* this works for now... */
2393 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2396 case FSCTL_QUERY_ALLOCATED_RANGES
:
2398 /* FIXME: This is just a dummy reply, telling that all of the
2399 * file is allocated. MKS cp needs that.
2400 * Adding the real allocated ranges via FIEMAP on Linux
2401 * and SEEK_DATA/SEEK_HOLE on Solaris is needed to make
2402 * this FSCTL correct for sparse files.
2405 uint64_t offset
, length
;
2407 if (!check_fsp_open(conn
, req
, fsp
)) {
2411 if (data_count
!= 16) {
2412 DEBUG(0,("FSCTL_QUERY_ALLOCATED_RANGES: data_count(%u) != 16 is invalid!\n",
2414 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2418 if (max_data_count
< 16) {
2419 DEBUG(0,("FSCTL_QUERY_ALLOCATED_RANGES: max_data_count(%u) < 16 is invalid!\n",
2421 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2425 offset
= BVAL(pdata
,0);
2426 length
= BVAL(pdata
,8);
2428 if (offset
+ length
< offset
) {
2429 /* No 64-bit integer wrap. */
2430 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2434 status
= vfs_stat_fsp(fsp
);
2435 if (!NT_STATUS_IS_OK(status
)) {
2436 reply_nterror(req
, status
);
2440 if (offset
> fsp
->fsp_name
->st
.st_ex_size
||
2441 fsp
->fsp_name
->st
.st_ex_size
== 0 ||
2443 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2445 uint64_t end
= offset
+ length
;
2446 end
= MIN(end
, fsp
->fsp_name
->st
.st_ex_size
);
2449 send_nt_replies(conn
, req
, NT_STATUS_OK
, NULL
, 0,
2454 case FSCTL_IS_VOLUME_DIRTY
:
2455 DEBUG(10,("FSCTL_IS_VOLUME_DIRTY: called on FID[0x%04X] "
2456 "(but not implemented)\n", (int)fidnum
));
2458 * http://msdn.microsoft.com/en-us/library/cc232128%28PROT.10%29.aspx
2459 * says we have to respond with NT_STATUS_INVALID_PARAMETER
2461 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2464 /* Only print this once... */
2465 if (!logged_ioctl_message
) {
2466 logged_ioctl_message
= true;
2467 DEBUG(2,("call_nt_transact_ioctl(0x%x): "
2468 "Currently not implemented.\n",
2473 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
2477 #ifdef HAVE_SYS_QUOTAS
2478 /****************************************************************************
2479 Reply to get user quota
2480 ****************************************************************************/
2482 static void call_nt_transact_get_user_quota(connection_struct
*conn
,
2483 struct smb_request
*req
,
2487 uint32 parameter_count
,
2490 uint32 max_data_count
)
2492 NTSTATUS nt_status
= NT_STATUS_OK
;
2493 char *params
= *ppparams
;
2494 char *pdata
= *ppdata
;
2496 int data_len
=0,param_len
=0;
2499 files_struct
*fsp
= NULL
;
2503 bool start_enum
= True
;
2504 SMB_NTQUOTA_STRUCT qt
;
2505 SMB_NTQUOTA_LIST
*tmp_list
;
2506 SMB_NTQUOTA_HANDLE
*qt_handle
= NULL
;
2511 if (get_current_uid(conn
) != 0) {
2512 DEBUG(1,("get_user_quota: access_denied service [%s] user "
2513 "[%s]\n", lp_servicename(SNUM(conn
)),
2514 conn
->session_info
->unix_name
));
2515 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
2520 * Ensure minimum number of parameters sent.
2523 if (parameter_count
< 4) {
2524 DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count
));
2525 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2529 /* maybe we can check the quota_fnum */
2530 fsp
= file_fsp(req
, SVAL(params
,0));
2531 if (!check_fsp_ntquota_handle(conn
, req
, fsp
)) {
2532 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2533 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
2537 /* the NULL pointer checking for fsp->fake_file_handle->pd
2538 * is done by CHECK_NTQUOTA_HANDLE_OK()
2540 qt_handle
= (SMB_NTQUOTA_HANDLE
*)fsp
->fake_file_handle
->private_data
;
2542 level
= SVAL(params
,2);
2544 /* unknown 12 bytes leading in params */
2547 case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE
:
2548 /* seems that we should continue with the enum here --metze */
2550 if (qt_handle
->quota_list
!=NULL
&&
2551 qt_handle
->tmp_list
==NULL
) {
2554 free_ntquota_list(&(qt_handle
->quota_list
));
2556 /* Realloc the size of parameters and data we will return */
2558 params
= nttrans_realloc(ppparams
, param_len
);
2559 if(params
== NULL
) {
2560 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2565 SIVAL(params
,0,data_len
);
2572 case TRANSACT_GET_USER_QUOTA_LIST_START
:
2574 if (qt_handle
->quota_list
==NULL
&&
2575 qt_handle
->tmp_list
==NULL
) {
2579 if (start_enum
&& vfs_get_user_ntquota_list(fsp
,&(qt_handle
->quota_list
))!=0) {
2580 reply_nterror(req
, NT_STATUS_INTERNAL_ERROR
);
2584 /* Realloc the size of parameters and data we will return */
2586 params
= nttrans_realloc(ppparams
, param_len
);
2587 if(params
== NULL
) {
2588 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2592 /* we should not trust the value in max_data_count*/
2593 max_data_count
= MIN(max_data_count
,2048);
2595 pdata
= nttrans_realloc(ppdata
, max_data_count
);/* should be max data count from client*/
2597 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2603 /* set params Size of returned Quota Data 4 bytes*/
2604 /* but set it later when we know it */
2606 /* for each entry push the data */
2609 qt_handle
->tmp_list
= qt_handle
->quota_list
;
2612 tmp_list
= qt_handle
->tmp_list
;
2614 for (;((tmp_list
!=NULL
)&&((qt_len
+40+SID_MAX_SIZE
)<max_data_count
));
2615 tmp_list
=tmp_list
->next
,entry
+=entry_len
,qt_len
+=entry_len
) {
2617 sid_len
= ndr_size_dom_sid(
2618 &tmp_list
->quotas
->sid
, 0);
2619 entry_len
= 40 + sid_len
;
2621 /* nextoffset entry 4 bytes */
2622 SIVAL(entry
,0,entry_len
);
2624 /* then the len of the SID 4 bytes */
2625 SIVAL(entry
,4,sid_len
);
2627 /* unknown data 8 bytes uint64_t */
2628 SBIG_UINT(entry
,8,(uint64_t)0); /* this is not 0 in windows...-metze*/
2630 /* the used disk space 8 bytes uint64_t */
2631 SBIG_UINT(entry
,16,tmp_list
->quotas
->usedspace
);
2633 /* the soft quotas 8 bytes uint64_t */
2634 SBIG_UINT(entry
,24,tmp_list
->quotas
->softlim
);
2636 /* the hard quotas 8 bytes uint64_t */
2637 SBIG_UINT(entry
,32,tmp_list
->quotas
->hardlim
);
2639 /* and now the SID */
2640 sid_linearize(entry
+40, sid_len
, &tmp_list
->quotas
->sid
);
2643 qt_handle
->tmp_list
= tmp_list
;
2645 /* overwrite the offset of the last entry */
2646 SIVAL(entry
-entry_len
,0,0);
2648 data_len
= 4+qt_len
;
2649 /* overwrite the params quota_data_len */
2650 SIVAL(params
,0,data_len
);
2654 case TRANSACT_GET_USER_QUOTA_FOR_SID
:
2656 /* unknown 4 bytes IVAL(pdata,0) */
2658 if (data_count
< 8) {
2659 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count
,8));
2660 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2664 sid_len
= IVAL(pdata
,4);
2665 /* Ensure this is less than 1mb. */
2666 if (sid_len
> (1024*1024)) {
2667 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2671 if (data_count
< 8+sid_len
) {
2672 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %lu bytes data\n",data_count
,(unsigned long)(8+sid_len
)));
2673 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2677 data_len
= 4+40+sid_len
;
2679 if (max_data_count
< data_len
) {
2680 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
2681 max_data_count
, data_len
));
2683 SIVAL(params
,0,data_len
);
2685 nt_status
= NT_STATUS_BUFFER_TOO_SMALL
;
2689 if (!sid_parse(pdata
+8,sid_len
,&sid
)) {
2690 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2694 if (vfs_get_ntquota(fsp
, SMB_USER_QUOTA_TYPE
, &sid
, &qt
)!=0) {
2697 * we have to return zero's in all fields
2698 * instead of returning an error here
2703 /* Realloc the size of parameters and data we will return */
2705 params
= nttrans_realloc(ppparams
, param_len
);
2706 if(params
== NULL
) {
2707 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2711 pdata
= nttrans_realloc(ppdata
, data_len
);
2713 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2719 /* set params Size of returned Quota Data 4 bytes*/
2720 SIVAL(params
,0,data_len
);
2722 /* nextoffset entry 4 bytes */
2725 /* then the len of the SID 4 bytes */
2726 SIVAL(entry
,4,sid_len
);
2728 /* unknown data 8 bytes uint64_t */
2729 SBIG_UINT(entry
,8,(uint64_t)0); /* this is not 0 in windows...-mezte*/
2731 /* the used disk space 8 bytes uint64_t */
2732 SBIG_UINT(entry
,16,qt
.usedspace
);
2734 /* the soft quotas 8 bytes uint64_t */
2735 SBIG_UINT(entry
,24,qt
.softlim
);
2737 /* the hard quotas 8 bytes uint64_t */
2738 SBIG_UINT(entry
,32,qt
.hardlim
);
2740 /* and now the SID */
2741 sid_linearize(entry
+40, sid_len
, &sid
);
2746 DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp
->fnum
,level
));
2747 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2752 send_nt_replies(conn
, req
, nt_status
, params
, param_len
,
2756 /****************************************************************************
2757 Reply to set user quota
2758 ****************************************************************************/
2760 static void call_nt_transact_set_user_quota(connection_struct
*conn
,
2761 struct smb_request
*req
,
2765 uint32 parameter_count
,
2768 uint32 max_data_count
)
2770 char *params
= *ppparams
;
2771 char *pdata
= *ppdata
;
2772 int data_len
=0,param_len
=0;
2773 SMB_NTQUOTA_STRUCT qt
;
2776 files_struct
*fsp
= NULL
;
2781 if (get_current_uid(conn
) != 0) {
2782 DEBUG(1,("set_user_quota: access_denied service [%s] user "
2783 "[%s]\n", lp_servicename(SNUM(conn
)),
2784 conn
->session_info
->unix_name
));
2785 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
2790 * Ensure minimum number of parameters sent.
2793 if (parameter_count
< 2) {
2794 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",parameter_count
));
2795 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2799 /* maybe we can check the quota_fnum */
2800 fsp
= file_fsp(req
, SVAL(params
,0));
2801 if (!check_fsp_ntquota_handle(conn
, req
, fsp
)) {
2802 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2803 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
2807 if (data_count
< 40) {
2808 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count
,40));
2809 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2813 /* offset to next quota record.
2814 * 4 bytes IVAL(pdata,0)
2819 sid_len
= IVAL(pdata
,4);
2821 if (data_count
< 40+sid_len
|| (40+sid_len
< sid_len
)) {
2822 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %lu bytes data\n",data_count
,(unsigned long)40+sid_len
));
2823 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2827 /* unknown 8 bytes in pdata
2828 * maybe its the change time in NTTIME
2831 /* the used space 8 bytes (uint64_t)*/
2832 qt
.usedspace
= BVAL(pdata
,16);
2834 /* the soft quotas 8 bytes (uint64_t)*/
2835 qt
.softlim
= BVAL(pdata
,24);
2837 /* the hard quotas 8 bytes (uint64_t)*/
2838 qt
.hardlim
= BVAL(pdata
,32);
2840 if (!sid_parse(pdata
+40,sid_len
,&sid
)) {
2841 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2845 DEBUGADD(8,("SID: %s\n", sid_string_dbg(&sid
)));
2847 /* 44 unknown bytes left... */
2849 if (vfs_set_ntquota(fsp
, SMB_USER_QUOTA_TYPE
, &sid
, &qt
)!=0) {
2850 reply_nterror(req
, NT_STATUS_INTERNAL_ERROR
);
2854 send_nt_replies(conn
, req
, NT_STATUS_OK
, params
, param_len
,
2857 #endif /* HAVE_SYS_QUOTAS */
2859 static void handle_nttrans(connection_struct
*conn
,
2860 struct trans_state
*state
,
2861 struct smb_request
*req
)
2863 if (get_Protocol() >= PROTOCOL_NT1
) {
2864 req
->flags2
|= 0x40; /* IS_LONG_NAME */
2865 SSVAL(req
->inbuf
,smb_flg2
,req
->flags2
);
2869 SMB_PERFCOUNT_SET_SUBOP(&req
->pcd
, state
->call
);
2871 /* Now we must call the relevant NT_TRANS function */
2872 switch(state
->call
) {
2873 case NT_TRANSACT_CREATE
:
2875 START_PROFILE(NT_transact_create
);
2876 call_nt_transact_create(
2878 &state
->setup
, state
->setup_count
,
2879 &state
->param
, state
->total_param
,
2880 &state
->data
, state
->total_data
,
2881 state
->max_data_return
);
2882 END_PROFILE(NT_transact_create
);
2886 case NT_TRANSACT_IOCTL
:
2888 START_PROFILE(NT_transact_ioctl
);
2889 call_nt_transact_ioctl(
2891 &state
->setup
, state
->setup_count
,
2892 &state
->param
, state
->total_param
,
2893 &state
->data
, state
->total_data
,
2894 state
->max_data_return
);
2895 END_PROFILE(NT_transact_ioctl
);
2899 case NT_TRANSACT_SET_SECURITY_DESC
:
2901 START_PROFILE(NT_transact_set_security_desc
);
2902 call_nt_transact_set_security_desc(
2904 &state
->setup
, state
->setup_count
,
2905 &state
->param
, state
->total_param
,
2906 &state
->data
, state
->total_data
,
2907 state
->max_data_return
);
2908 END_PROFILE(NT_transact_set_security_desc
);
2912 case NT_TRANSACT_NOTIFY_CHANGE
:
2914 START_PROFILE(NT_transact_notify_change
);
2915 call_nt_transact_notify_change(
2917 &state
->setup
, state
->setup_count
,
2918 &state
->param
, state
->total_param
,
2919 &state
->data
, state
->total_data
,
2920 state
->max_data_return
,
2921 state
->max_param_return
);
2922 END_PROFILE(NT_transact_notify_change
);
2926 case NT_TRANSACT_RENAME
:
2928 START_PROFILE(NT_transact_rename
);
2929 call_nt_transact_rename(
2931 &state
->setup
, state
->setup_count
,
2932 &state
->param
, state
->total_param
,
2933 &state
->data
, state
->total_data
,
2934 state
->max_data_return
);
2935 END_PROFILE(NT_transact_rename
);
2939 case NT_TRANSACT_QUERY_SECURITY_DESC
:
2941 START_PROFILE(NT_transact_query_security_desc
);
2942 call_nt_transact_query_security_desc(
2944 &state
->setup
, state
->setup_count
,
2945 &state
->param
, state
->total_param
,
2946 &state
->data
, state
->total_data
,
2947 state
->max_data_return
);
2948 END_PROFILE(NT_transact_query_security_desc
);
2952 #ifdef HAVE_SYS_QUOTAS
2953 case NT_TRANSACT_GET_USER_QUOTA
:
2955 START_PROFILE(NT_transact_get_user_quota
);
2956 call_nt_transact_get_user_quota(
2958 &state
->setup
, state
->setup_count
,
2959 &state
->param
, state
->total_param
,
2960 &state
->data
, state
->total_data
,
2961 state
->max_data_return
);
2962 END_PROFILE(NT_transact_get_user_quota
);
2966 case NT_TRANSACT_SET_USER_QUOTA
:
2968 START_PROFILE(NT_transact_set_user_quota
);
2969 call_nt_transact_set_user_quota(
2971 &state
->setup
, state
->setup_count
,
2972 &state
->param
, state
->total_param
,
2973 &state
->data
, state
->total_data
,
2974 state
->max_data_return
);
2975 END_PROFILE(NT_transact_set_user_quota
);
2978 #endif /* HAVE_SYS_QUOTAS */
2981 /* Error in request */
2982 DEBUG(0,("handle_nttrans: Unknown request %d in "
2983 "nttrans call\n", state
->call
));
2984 reply_nterror(req
, NT_STATUS_INVALID_LEVEL
);
2990 /****************************************************************************
2991 Reply to a SMBNTtrans.
2992 ****************************************************************************/
2994 void reply_nttrans(struct smb_request
*req
)
2996 connection_struct
*conn
= req
->conn
;
3001 uint16 function_code
;
3003 struct trans_state
*state
;
3005 START_PROFILE(SMBnttrans
);
3007 if (req
->wct
< 19) {
3008 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3009 END_PROFILE(SMBnttrans
);
3013 pscnt
= IVAL(req
->vwv
+9, 1);
3014 psoff
= IVAL(req
->vwv
+11, 1);
3015 dscnt
= IVAL(req
->vwv
+13, 1);
3016 dsoff
= IVAL(req
->vwv
+15, 1);
3017 function_code
= SVAL(req
->vwv
+18, 0);
3019 if (IS_IPC(conn
) && (function_code
!= NT_TRANSACT_CREATE
)) {
3020 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
3021 END_PROFILE(SMBnttrans
);
3025 result
= allow_new_trans(conn
->pending_trans
, req
->mid
);
3026 if (!NT_STATUS_IS_OK(result
)) {
3027 DEBUG(2, ("Got invalid nttrans request: %s\n", nt_errstr(result
)));
3028 reply_nterror(req
, result
);
3029 END_PROFILE(SMBnttrans
);
3033 if ((state
= TALLOC_P(conn
, struct trans_state
)) == NULL
) {
3034 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3035 END_PROFILE(SMBnttrans
);
3039 state
->cmd
= SMBnttrans
;
3041 state
->mid
= req
->mid
;
3042 state
->vuid
= req
->vuid
;
3043 state
->total_data
= IVAL(req
->vwv
+3, 1);
3045 state
->total_param
= IVAL(req
->vwv
+1, 1);
3046 state
->param
= NULL
;
3047 state
->max_data_return
= IVAL(req
->vwv
+7, 1);
3048 state
->max_param_return
= IVAL(req
->vwv
+5, 1);
3050 /* setup count is in *words* */
3051 state
->setup_count
= 2*CVAL(req
->vwv
+17, 1);
3052 state
->setup
= NULL
;
3053 state
->call
= function_code
;
3055 DEBUG(10, ("num_setup=%u, "
3056 "param_total=%u, this_param=%u, max_param=%u, "
3057 "data_total=%u, this_data=%u, max_data=%u, "
3058 "param_offset=%u, data_offset=%u\n",
3059 (unsigned)state
->setup_count
,
3060 (unsigned)state
->total_param
, (unsigned)pscnt
,
3061 (unsigned)state
->max_param_return
,
3062 (unsigned)state
->total_data
, (unsigned)dscnt
,
3063 (unsigned)state
->max_data_return
,
3064 (unsigned)psoff
, (unsigned)dsoff
));
3067 * All nttrans messages we handle have smb_wct == 19 +
3068 * state->setup_count. Ensure this is so as a sanity check.
3071 if(req
->wct
!= 19 + (state
->setup_count
/2)) {
3072 DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
3073 req
->wct
, 19 + (state
->setup_count
/2)));
3077 /* Don't allow more than 128mb for each value. */
3078 if ((state
->total_data
> (1024*1024*128)) ||
3079 (state
->total_param
> (1024*1024*128))) {
3080 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3081 END_PROFILE(SMBnttrans
);
3085 if ((dscnt
> state
->total_data
) || (pscnt
> state
->total_param
))
3088 if (state
->total_data
) {
3090 if (trans_oob(state
->total_data
, 0, dscnt
)
3091 || trans_oob(smb_len(req
->inbuf
), dsoff
, dscnt
)) {
3095 /* Can't use talloc here, the core routines do realloc on the
3096 * params and data. */
3097 if ((state
->data
= (char *)SMB_MALLOC(state
->total_data
)) == NULL
) {
3098 DEBUG(0,("reply_nttrans: data malloc fail for %u "
3099 "bytes !\n", (unsigned int)state
->total_data
));
3101 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3102 END_PROFILE(SMBnttrans
);
3106 memcpy(state
->data
,smb_base(req
->inbuf
)+dsoff
,dscnt
);
3109 if (state
->total_param
) {
3111 if (trans_oob(state
->total_param
, 0, pscnt
)
3112 || trans_oob(smb_len(req
->inbuf
), psoff
, pscnt
)) {
3116 /* Can't use talloc here, the core routines do realloc on the
3117 * params and data. */
3118 if ((state
->param
= (char *)SMB_MALLOC(state
->total_param
)) == NULL
) {
3119 DEBUG(0,("reply_nttrans: param malloc fail for %u "
3120 "bytes !\n", (unsigned int)state
->total_param
));
3121 SAFE_FREE(state
->data
);
3123 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3124 END_PROFILE(SMBnttrans
);
3128 memcpy(state
->param
,smb_base(req
->inbuf
)+psoff
,pscnt
);
3131 state
->received_data
= dscnt
;
3132 state
->received_param
= pscnt
;
3134 if(state
->setup_count
> 0) {
3135 DEBUG(10,("reply_nttrans: state->setup_count = %d\n",
3136 state
->setup_count
));
3139 * No overflow possible here, state->setup_count is an
3140 * unsigned int, being filled by a single byte from
3141 * CVAL(req->vwv+13, 0) above. The cast in the comparison
3142 * below is not necessary, it's here to clarify things. The
3143 * validity of req->vwv and req->wct has been checked in
3144 * init_smb_request already.
3146 if ((state
->setup_count
/2) + 19 > (unsigned int)req
->wct
) {
3150 state
->setup
= (uint16
*)TALLOC(state
, state
->setup_count
);
3151 if (state
->setup
== NULL
) {
3152 DEBUG(0,("reply_nttrans : Out of memory\n"));
3153 SAFE_FREE(state
->data
);
3154 SAFE_FREE(state
->param
);
3156 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
3157 END_PROFILE(SMBnttrans
);
3161 memcpy(state
->setup
, req
->vwv
+19, state
->setup_count
);
3162 dump_data(10, (uint8
*)state
->setup
, state
->setup_count
);
3165 if ((state
->received_data
== state
->total_data
) &&
3166 (state
->received_param
== state
->total_param
)) {
3167 handle_nttrans(conn
, state
, req
);
3168 SAFE_FREE(state
->param
);
3169 SAFE_FREE(state
->data
);
3171 END_PROFILE(SMBnttrans
);
3175 DLIST_ADD(conn
->pending_trans
, state
);
3177 /* We need to send an interim response then receive the rest
3178 of the parameter/data bytes */
3179 reply_outbuf(req
, 0, 0);
3180 show_msg((char *)req
->outbuf
);
3181 END_PROFILE(SMBnttrans
);
3186 DEBUG(0,("reply_nttrans: invalid trans parameters\n"));
3187 SAFE_FREE(state
->data
);
3188 SAFE_FREE(state
->param
);
3190 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3191 END_PROFILE(SMBnttrans
);
3195 /****************************************************************************
3196 Reply to a SMBnttranss
3197 ****************************************************************************/
3199 void reply_nttranss(struct smb_request
*req
)
3201 connection_struct
*conn
= req
->conn
;
3202 uint32_t pcnt
,poff
,dcnt
,doff
,pdisp
,ddisp
;
3203 struct trans_state
*state
;
3205 START_PROFILE(SMBnttranss
);
3207 show_msg((char *)req
->inbuf
);
3209 if (req
->wct
< 18) {
3210 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3211 END_PROFILE(SMBnttranss
);
3215 for (state
= conn
->pending_trans
; state
!= NULL
;
3216 state
= state
->next
) {
3217 if (state
->mid
== req
->mid
) {
3222 if ((state
== NULL
) || (state
->cmd
!= SMBnttrans
)) {
3223 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3224 END_PROFILE(SMBnttranss
);
3228 /* Revise state->total_param and state->total_data in case they have
3229 changed downwards */
3230 if (IVAL(req
->vwv
+1, 1) < state
->total_param
) {
3231 state
->total_param
= IVAL(req
->vwv
+1, 1);
3233 if (IVAL(req
->vwv
+3, 1) < state
->total_data
) {
3234 state
->total_data
= IVAL(req
->vwv
+3, 1);
3237 pcnt
= IVAL(req
->vwv
+5, 1);
3238 poff
= IVAL(req
->vwv
+7, 1);
3239 pdisp
= IVAL(req
->vwv
+9, 1);
3241 dcnt
= IVAL(req
->vwv
+11, 1);
3242 doff
= IVAL(req
->vwv
+13, 1);
3243 ddisp
= IVAL(req
->vwv
+15, 1);
3245 state
->received_param
+= pcnt
;
3246 state
->received_data
+= dcnt
;
3248 if ((state
->received_data
> state
->total_data
) ||
3249 (state
->received_param
> state
->total_param
))
3253 if (trans_oob(state
->total_param
, pdisp
, pcnt
)
3254 || trans_oob(smb_len(req
->inbuf
), poff
, pcnt
)) {
3257 memcpy(state
->param
+pdisp
, smb_base(req
->inbuf
)+poff
,pcnt
);
3261 if (trans_oob(state
->total_data
, ddisp
, dcnt
)
3262 || trans_oob(smb_len(req
->inbuf
), doff
, dcnt
)) {
3265 memcpy(state
->data
+ddisp
, smb_base(req
->inbuf
)+doff
,dcnt
);
3268 if ((state
->received_param
< state
->total_param
) ||
3269 (state
->received_data
< state
->total_data
)) {
3270 END_PROFILE(SMBnttranss
);
3274 handle_nttrans(conn
, state
, req
);
3276 DLIST_REMOVE(conn
->pending_trans
, state
);
3277 SAFE_FREE(state
->data
);
3278 SAFE_FREE(state
->param
);
3280 END_PROFILE(SMBnttranss
);
3285 DEBUG(0,("reply_nttranss: invalid trans parameters\n"));
3286 DLIST_REMOVE(conn
->pending_trans
, state
);
3287 SAFE_FREE(state
->data
);
3288 SAFE_FREE(state
->param
);
3290 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3291 END_PROFILE(SMBnttranss
);