2 * Store Windows ACLs in data store - common functions.
3 * #included into modules/vfs_acl_xattr.c and modules/vfs_acl_tdb.c
5 * Copyright (C) Volker Lendecke, 2008
6 * Copyright (C) Jeremy Allison, 2009
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, see <http://www.gnu.org/licenses/>.
22 #include "smbd/smbd.h"
23 #include "system/filesys.h"
24 #include "../libcli/security/security.h"
25 #include "../librpc/gen_ndr/ndr_security.h"
26 #include "../lib/util/bitmap.h"
28 static NTSTATUS
create_acl_blob(const struct security_descriptor
*psd
,
31 uint8_t hash
[XATTR_SD_HASH_SIZE
]);
33 static NTSTATUS
get_acl_blob(TALLOC_CTX
*ctx
,
34 vfs_handle_struct
*handle
,
39 static NTSTATUS
store_acl_blob_fsp(vfs_handle_struct
*handle
,
43 #define HASH_SECURITY_INFO (SECINFO_OWNER | \
48 /*******************************************************************
49 Hash a security descriptor.
50 *******************************************************************/
52 static NTSTATUS
hash_sd_sha256(struct security_descriptor
*psd
,
59 memset(hash
, '\0', XATTR_SD_HASH_SIZE
);
60 status
= create_acl_blob(psd
, &blob
, XATTR_SD_HASH_TYPE_SHA256
, hash
);
61 if (!NT_STATUS_IS_OK(status
)) {
65 samba_SHA256_Init(&tctx
);
66 samba_SHA256_Update(&tctx
, blob
.data
, blob
.length
);
67 samba_SHA256_Final(hash
, &tctx
);
72 /*******************************************************************
73 Parse out a struct security_descriptor from a DATA_BLOB.
74 *******************************************************************/
76 static NTSTATUS
parse_acl_blob(const DATA_BLOB
*pblob
,
78 struct security_descriptor
**ppdesc
,
79 uint16_t *p_hash_type
,
80 uint8_t hash
[XATTR_SD_HASH_SIZE
])
82 struct xattr_NTACL xacl
;
83 enum ndr_err_code ndr_err
;
85 TALLOC_CTX
*frame
= talloc_stackframe();
87 ndr_err
= ndr_pull_struct_blob(pblob
, frame
, &xacl
,
88 (ndr_pull_flags_fn_t
)ndr_pull_xattr_NTACL
);
90 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
91 DEBUG(5, ("parse_acl_blob: ndr_pull_xattr_NTACL failed: %s\n",
92 ndr_errstr(ndr_err
)));
94 return ndr_map_error2ntstatus(ndr_err
);
97 switch (xacl
.version
) {
99 *ppdesc
= make_sec_desc(mem_ctx
, SD_REVISION
,
100 xacl
.info
.sd
->type
| SEC_DESC_SELF_RELATIVE
,
101 xacl
.info
.sd
->owner_sid
,
102 xacl
.info
.sd
->group_sid
,
106 /* No hash - null out. */
107 *p_hash_type
= XATTR_SD_HASH_TYPE_NONE
;
108 memset(hash
, '\0', XATTR_SD_HASH_SIZE
);
111 *ppdesc
= make_sec_desc(mem_ctx
, SD_REVISION
,
112 xacl
.info
.sd_hs2
->sd
->type
| SEC_DESC_SELF_RELATIVE
,
113 xacl
.info
.sd_hs2
->sd
->owner_sid
,
114 xacl
.info
.sd_hs2
->sd
->group_sid
,
115 xacl
.info
.sd_hs2
->sd
->sacl
,
116 xacl
.info
.sd_hs2
->sd
->dacl
,
118 /* No hash - null out. */
119 *p_hash_type
= XATTR_SD_HASH_TYPE_NONE
;
120 memset(hash
, '\0', XATTR_SD_HASH_SIZE
);
123 *ppdesc
= make_sec_desc(mem_ctx
, SD_REVISION
,
124 xacl
.info
.sd_hs3
->sd
->type
| SEC_DESC_SELF_RELATIVE
,
125 xacl
.info
.sd_hs3
->sd
->owner_sid
,
126 xacl
.info
.sd_hs3
->sd
->group_sid
,
127 xacl
.info
.sd_hs3
->sd
->sacl
,
128 xacl
.info
.sd_hs3
->sd
->dacl
,
130 *p_hash_type
= xacl
.info
.sd_hs3
->hash_type
;
131 /* Current version 3. */
132 memcpy(hash
, xacl
.info
.sd_hs3
->hash
, XATTR_SD_HASH_SIZE
);
136 return NT_STATUS_REVISION_MISMATCH
;
141 return (*ppdesc
!= NULL
) ? NT_STATUS_OK
: NT_STATUS_NO_MEMORY
;
144 /*******************************************************************
145 Create a DATA_BLOB from a security descriptor.
146 *******************************************************************/
148 static NTSTATUS
create_acl_blob(const struct security_descriptor
*psd
,
151 uint8_t hash
[XATTR_SD_HASH_SIZE
])
153 struct xattr_NTACL xacl
;
154 struct security_descriptor_hash_v3 sd_hs3
;
155 enum ndr_err_code ndr_err
;
156 TALLOC_CTX
*ctx
= talloc_tos();
162 xacl
.info
.sd_hs3
= &sd_hs3
;
163 xacl
.info
.sd_hs3
->sd
= discard_const_p(struct security_descriptor
, psd
);
164 xacl
.info
.sd_hs3
->hash_type
= hash_type
;
165 memcpy(&xacl
.info
.sd_hs3
->hash
[0], hash
, XATTR_SD_HASH_SIZE
);
167 ndr_err
= ndr_push_struct_blob(
169 (ndr_push_flags_fn_t
)ndr_push_xattr_NTACL
);
171 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
172 DEBUG(5, ("create_acl_blob: ndr_push_xattr_NTACL failed: %s\n",
173 ndr_errstr(ndr_err
)));
174 return ndr_map_error2ntstatus(ndr_err
);
180 /*******************************************************************
181 Add in 3 inheritable components for a non-inheritable directory ACL.
182 CREATOR_OWNER/CREATOR_GROUP/WORLD.
183 *******************************************************************/
185 static NTSTATUS
add_directory_inheritable_components(vfs_handle_struct
*handle
,
187 SMB_STRUCT_STAT
*psbuf
,
188 struct security_descriptor
*psd
)
190 struct connection_struct
*conn
= handle
->conn
;
191 int num_aces
= (psd
->dacl
? psd
->dacl
->num_aces
: 0);
192 struct smb_filename smb_fname
;
193 enum security_ace_type acltype
;
194 uint32_t access_mask
;
198 struct security_ace
*new_ace_list
;
201 new_ace_list
= talloc_zero_array(psd
->dacl
,
206 * make_sec_acl() at the bottom of this function
207 * dupliates new_ace_list
209 new_ace_list
= talloc_zero_array(talloc_tos(),
214 if (new_ace_list
== NULL
) {
215 return NT_STATUS_NO_MEMORY
;
218 /* Fake a quick smb_filename. */
219 ZERO_STRUCT(smb_fname
);
220 smb_fname
.st
= *psbuf
;
221 smb_fname
.base_name
= discard_const_p(char, name
);
223 dir_mode
= unix_mode(conn
,
224 FILE_ATTRIBUTE_DIRECTORY
, &smb_fname
, NULL
);
225 file_mode
= unix_mode(conn
,
226 FILE_ATTRIBUTE_ARCHIVE
, &smb_fname
, NULL
);
228 mode
= dir_mode
| file_mode
;
230 DEBUG(10, ("add_directory_inheritable_components: directory %s, "
233 (unsigned int)mode
));
236 memcpy(new_ace_list
, psd
->dacl
->aces
,
237 num_aces
* sizeof(struct security_ace
));
239 access_mask
= map_canon_ace_perms(SNUM(conn
), &acltype
,
242 init_sec_ace(&new_ace_list
[num_aces
],
243 &global_sid_Creator_Owner
,
246 SEC_ACE_FLAG_CONTAINER_INHERIT
|
247 SEC_ACE_FLAG_OBJECT_INHERIT
|
248 SEC_ACE_FLAG_INHERIT_ONLY
);
249 access_mask
= map_canon_ace_perms(SNUM(conn
), &acltype
,
250 (mode
<< 3) & 0700, false);
251 init_sec_ace(&new_ace_list
[num_aces
+1],
252 &global_sid_Creator_Group
,
255 SEC_ACE_FLAG_CONTAINER_INHERIT
|
256 SEC_ACE_FLAG_OBJECT_INHERIT
|
257 SEC_ACE_FLAG_INHERIT_ONLY
);
258 access_mask
= map_canon_ace_perms(SNUM(conn
), &acltype
,
259 (mode
<< 6) & 0700, false);
260 init_sec_ace(&new_ace_list
[num_aces
+2],
264 SEC_ACE_FLAG_CONTAINER_INHERIT
|
265 SEC_ACE_FLAG_OBJECT_INHERIT
|
266 SEC_ACE_FLAG_INHERIT_ONLY
);
268 psd
->dacl
->aces
= new_ace_list
;
269 psd
->dacl
->num_aces
+= 3;
271 psd
->dacl
= make_sec_acl(psd
,
275 if (psd
->dacl
== NULL
) {
276 return NT_STATUS_NO_MEMORY
;
282 /*******************************************************************
283 Pull a DATA_BLOB from an xattr given a pathname.
284 If the hash doesn't match, or doesn't exist - return the underlying
286 *******************************************************************/
288 static NTSTATUS
get_nt_acl_internal(vfs_handle_struct
*handle
,
291 uint32_t security_info
,
293 struct security_descriptor
**ppdesc
)
295 DATA_BLOB blob
= data_blob_null
;
297 uint16_t hash_type
= XATTR_SD_HASH_TYPE_NONE
;
298 uint8_t hash
[XATTR_SD_HASH_SIZE
];
299 uint8_t hash_tmp
[XATTR_SD_HASH_SIZE
];
300 struct security_descriptor
*psd
= NULL
;
301 struct security_descriptor
*pdesc_next
= NULL
;
302 bool ignore_file_system_acl
= lp_parm_bool(SNUM(handle
->conn
),
304 "ignore system acls",
307 if (fsp
&& name
== NULL
) {
308 name
= fsp
->fsp_name
->base_name
;
311 DEBUG(10, ("get_nt_acl_internal: name=%s\n", name
));
313 /* Get the full underlying sd for the hash
314 or to return as backup. */
316 status
= SMB_VFS_NEXT_FGET_NT_ACL(handle
,
322 status
= SMB_VFS_NEXT_GET_NT_ACL(handle
,
329 if (!NT_STATUS_IS_OK(status
)) {
330 DEBUG(10, ("get_nt_acl_internal: get_next_acl for file %s "
337 status
= get_acl_blob(talloc_tos(), handle
, fsp
, name
, &blob
);
338 if (!NT_STATUS_IS_OK(status
)) {
339 DEBUG(10, ("get_nt_acl_internal: get_acl_blob returned %s\n",
345 status
= parse_acl_blob(&blob
, mem_ctx
, &psd
,
346 &hash_type
, &hash
[0]);
347 if (!NT_STATUS_IS_OK(status
)) {
348 DEBUG(10, ("parse_acl_blob returned %s\n",
354 /* Ensure the hash type is one we know. */
356 case XATTR_SD_HASH_TYPE_NONE
:
357 /* No hash, just return blob sd. */
359 case XATTR_SD_HASH_TYPE_SHA256
:
362 DEBUG(10, ("get_nt_acl_internal: ACL blob revision "
363 "mismatch (%u) for file %s\n",
364 (unsigned int)hash_type
,
371 if (ignore_file_system_acl
) {
375 status
= hash_sd_sha256(pdesc_next
, hash_tmp
);
376 if (!NT_STATUS_IS_OK(status
)) {
382 if (memcmp(&hash
[0], &hash_tmp
[0], XATTR_SD_HASH_SIZE
) == 0) {
383 /* Hash matches, return blob sd. */
384 DEBUG(10, ("get_nt_acl_internal: blob hash "
385 "matches for file %s\n",
390 /* Hash doesn't match, return underlying sd. */
391 DEBUG(10, ("get_nt_acl_internal: blob hash "
392 "does not match for file %s - returning "
393 "file system SD mapping.\n",
396 if (DEBUGLEVEL
>= 10) {
397 DEBUG(10,("get_nt_acl_internal: acl for blob hash for %s is:\n",
399 NDR_PRINT_DEBUG(security_descriptor
, pdesc_next
);
407 if (psd
!= pdesc_next
) {
408 /* We're returning the blob, throw
409 * away the filesystem SD. */
410 TALLOC_FREE(pdesc_next
);
412 SMB_STRUCT_STAT sbuf
;
413 SMB_STRUCT_STAT
*psbuf
= &sbuf
;
414 bool is_directory
= false;
416 * We're returning the underlying ACL from the
417 * filesystem. If it's a directory, and has no
418 * inheritable ACE entries we have to fake them.
421 status
= vfs_stat_fsp(fsp
);
422 if (!NT_STATUS_IS_OK(status
)) {
425 psbuf
= &fsp
->fsp_name
->st
;
427 int ret
= vfs_stat_smb_fname(handle
->conn
,
431 return map_nt_error_from_unix(errno
);
434 is_directory
= S_ISDIR(psbuf
->st_ex_mode
);
436 if (ignore_file_system_acl
) {
437 TALLOC_FREE(pdesc_next
);
438 status
= make_default_filesystem_acl(mem_ctx
,
442 if (!NT_STATUS_IS_OK(status
)) {
447 !sd_has_inheritable_components(psd
,
449 status
= add_directory_inheritable_components(
454 if (!NT_STATUS_IS_OK(status
)) {
458 /* The underlying POSIX module always sets
459 the ~SEC_DESC_DACL_PROTECTED bit, as ACLs
460 can't be inherited in this way under POSIX.
461 Remove it for Windows-style ACLs. */
462 psd
->type
&= ~SEC_DESC_DACL_PROTECTED
;
466 if (!(security_info
& SECINFO_OWNER
)) {
467 psd
->owner_sid
= NULL
;
469 if (!(security_info
& SECINFO_GROUP
)) {
470 psd
->group_sid
= NULL
;
472 if (!(security_info
& SECINFO_DACL
)) {
473 psd
->type
&= ~SEC_DESC_DACL_PRESENT
;
476 if (!(security_info
& SECINFO_SACL
)) {
477 psd
->type
&= ~SEC_DESC_SACL_PRESENT
;
481 TALLOC_FREE(blob
.data
);
484 if (DEBUGLEVEL
>= 10) {
485 DEBUG(10,("get_nt_acl_internal: returning acl for %s is:\n",
487 NDR_PRINT_DEBUG(security_descriptor
, psd
);
493 /*********************************************************************
494 Fetch a security descriptor given an fsp.
495 *********************************************************************/
497 static NTSTATUS
fget_nt_acl_common(vfs_handle_struct
*handle
,
499 uint32_t security_info
,
501 struct security_descriptor
**ppdesc
)
503 return get_nt_acl_internal(handle
, fsp
,
504 NULL
, security_info
, mem_ctx
, ppdesc
);
507 /*********************************************************************
508 Fetch a security descriptor given a pathname.
509 *********************************************************************/
511 static NTSTATUS
get_nt_acl_common(vfs_handle_struct
*handle
,
513 uint32_t security_info
,
515 struct security_descriptor
**ppdesc
)
517 return get_nt_acl_internal(handle
, NULL
,
518 name
, security_info
, mem_ctx
, ppdesc
);
521 /*********************************************************************
522 Store a security descriptor given an fsp.
523 *********************************************************************/
525 static NTSTATUS
fset_nt_acl_common(vfs_handle_struct
*handle
, files_struct
*fsp
,
526 uint32_t security_info_sent
, const struct security_descriptor
*orig_psd
)
530 struct security_descriptor
*pdesc_next
= NULL
;
531 struct security_descriptor
*psd
= NULL
;
532 uint8_t hash
[XATTR_SD_HASH_SIZE
];
533 bool chown_needed
= false;
534 TALLOC_CTX
*frame
= talloc_stackframe();
536 if (DEBUGLEVEL
>= 10) {
537 DEBUG(10,("fset_nt_acl_xattr: incoming sd for file %s\n",
539 NDR_PRINT_DEBUG(security_descriptor
,
540 discard_const_p(struct security_descriptor
, orig_psd
));
543 status
= get_nt_acl_internal(handle
, fsp
,
545 SECINFO_OWNER
|SECINFO_GROUP
|SECINFO_DACL
|SECINFO_SACL
,
549 if (!NT_STATUS_IS_OK(status
)) {
554 psd
->revision
= orig_psd
->revision
;
555 /* All our SD's are self relative. */
556 psd
->type
= orig_psd
->type
| SEC_DESC_SELF_RELATIVE
;
558 if ((security_info_sent
& SECINFO_OWNER
) && (orig_psd
->owner_sid
!= NULL
)) {
559 if (!dom_sid_equal(orig_psd
->owner_sid
, psd
->owner_sid
)) {
560 /* We're changing the owner. */
563 psd
->owner_sid
= orig_psd
->owner_sid
;
565 if ((security_info_sent
& SECINFO_GROUP
) && (orig_psd
->group_sid
!= NULL
)) {
566 if (!dom_sid_equal(orig_psd
->group_sid
, psd
->group_sid
)) {
567 /* We're changing the group. */
570 psd
->group_sid
= orig_psd
->group_sid
;
572 if (security_info_sent
& SECINFO_DACL
) {
573 psd
->dacl
= orig_psd
->dacl
;
574 psd
->type
|= SEC_DESC_DACL_PRESENT
;
576 if (security_info_sent
& SECINFO_SACL
) {
577 psd
->sacl
= orig_psd
->sacl
;
578 psd
->type
|= SEC_DESC_SACL_PRESENT
;
581 status
= SMB_VFS_NEXT_FSET_NT_ACL(handle
, fsp
, security_info_sent
, psd
);
582 if (!NT_STATUS_IS_OK(status
)) {
583 if (!NT_STATUS_EQUAL(status
, NT_STATUS_ACCESS_DENIED
)) {
587 /* We got access denied here. If we're already root,
588 or we didn't need to do a chown, or the fsp isn't
589 open with WRITE_OWNER access, just return. */
590 if (get_current_uid(handle
->conn
) == 0 ||
591 chown_needed
== false ||
592 !(fsp
->access_mask
& SEC_STD_WRITE_OWNER
)) {
594 return NT_STATUS_ACCESS_DENIED
;
597 DEBUG(10,("fset_nt_acl_common: overriding chown on file %s "
600 sid_string_tos(psd
->owner_sid
)
603 /* Ok, we failed to chown and we have
604 SEC_STD_WRITE_OWNER access - override. */
606 status
= SMB_VFS_NEXT_FSET_NT_ACL(handle
, fsp
,
607 security_info_sent
, psd
);
609 if (!NT_STATUS_IS_OK(status
)) {
615 /* Get the full underlying sd, then hash. */
616 status
= SMB_VFS_NEXT_FGET_NT_ACL(handle
,
622 if (!NT_STATUS_IS_OK(status
)) {
627 status
= hash_sd_sha256(pdesc_next
, hash
);
628 if (!NT_STATUS_IS_OK(status
)) {
633 if (DEBUGLEVEL
>= 10) {
634 DEBUG(10,("fset_nt_acl_xattr: storing xattr sd for file %s\n",
636 NDR_PRINT_DEBUG(security_descriptor
,
637 discard_const_p(struct security_descriptor
, psd
));
639 DEBUG(10,("fset_nt_acl_xattr: storing has in xattr sd based on \n"));
640 NDR_PRINT_DEBUG(security_descriptor
,
641 discard_const_p(struct security_descriptor
, pdesc_next
));
643 status
= create_acl_blob(psd
, &blob
, XATTR_SD_HASH_TYPE_SHA256
, hash
);
644 if (!NT_STATUS_IS_OK(status
)) {
645 DEBUG(10, ("fset_nt_acl_xattr: create_acl_blob failed\n"));
650 status
= store_acl_blob_fsp(handle
, fsp
, &blob
);
656 static int acl_common_remove_object(vfs_handle_struct
*handle
,
660 connection_struct
*conn
= handle
->conn
;
662 files_struct
*fsp
= NULL
;
664 char *parent_dir
= NULL
;
665 const char *final_component
= NULL
;
666 struct smb_filename local_fname
;
668 char *saved_dir
= NULL
;
670 saved_dir
= vfs_GetWd(talloc_tos(),conn
);
676 if (!parent_dirname(talloc_tos(), path
,
677 &parent_dir
, &final_component
)) {
678 saved_errno
= ENOMEM
;
682 DEBUG(10,("acl_common_remove_object: removing %s %s/%s\n",
683 is_directory
? "directory" : "file",
684 parent_dir
, final_component
));
686 /* cd into the parent dir to pin it. */
687 ret
= vfs_ChDir(conn
, parent_dir
);
693 ZERO_STRUCT(local_fname
);
694 local_fname
.base_name
= discard_const_p(char, final_component
);
696 /* Must use lstat here. */
697 ret
= SMB_VFS_LSTAT(conn
, &local_fname
);
703 /* Ensure we have this file open with DELETE access. */
704 id
= vfs_file_id_from_sbuf(conn
, &local_fname
.st
);
705 for (fsp
= file_find_di_first(conn
->sconn
, id
); fsp
;
706 fsp
= file_find_di_next(fsp
)) {
707 if (fsp
->access_mask
& DELETE_ACCESS
&&
708 fsp
->delete_on_close
) {
709 /* We did open this for delete,
710 * allow the delete as root.
717 DEBUG(10,("acl_common_remove_object: %s %s/%s "
718 "not an open file\n",
719 is_directory
? "directory" : "file",
720 parent_dir
, final_component
));
721 saved_errno
= EACCES
;
727 ret
= SMB_VFS_NEXT_RMDIR(handle
, final_component
);
729 ret
= SMB_VFS_NEXT_UNLINK(handle
, &local_fname
);
739 TALLOC_FREE(parent_dir
);
742 vfs_ChDir(conn
, saved_dir
);
750 static int rmdir_acl_common(struct vfs_handle_struct
*handle
,
755 /* Try the normal rmdir first. */
756 ret
= SMB_VFS_NEXT_RMDIR(handle
, path
);
760 if (errno
== EACCES
|| errno
== EPERM
) {
761 /* Failed due to access denied,
762 see if we need to root override. */
763 return acl_common_remove_object(handle
,
768 DEBUG(10,("rmdir_acl_common: unlink of %s failed %s\n",
774 static int unlink_acl_common(struct vfs_handle_struct
*handle
,
775 const struct smb_filename
*smb_fname
)
779 /* Try the normal unlink first. */
780 ret
= SMB_VFS_NEXT_UNLINK(handle
, smb_fname
);
784 if (errno
== EACCES
|| errno
== EPERM
) {
785 /* Failed due to access denied,
786 see if we need to root override. */
788 /* Don't do anything fancy for streams. */
789 if (smb_fname
->stream_name
) {
792 return acl_common_remove_object(handle
,
793 smb_fname
->base_name
,
797 DEBUG(10,("unlink_acl_common: unlink of %s failed %s\n",
798 smb_fname
->base_name
,
803 static int chmod_acl_module_common(struct vfs_handle_struct
*handle
,
804 const char *path
, mode_t mode
)
806 if (lp_posix_pathnames()) {
807 /* Only allow this on POSIX pathnames. */
808 return SMB_VFS_NEXT_CHMOD(handle
, path
, mode
);
813 static int fchmod_acl_module_common(struct vfs_handle_struct
*handle
,
814 struct files_struct
*fsp
, mode_t mode
)
816 if (fsp
->posix_open
) {
817 /* Only allow this on POSIX opens. */
818 return SMB_VFS_NEXT_FCHMOD(handle
, fsp
, mode
);
823 static int chmod_acl_acl_module_common(struct vfs_handle_struct
*handle
,
824 const char *name
, mode_t mode
)
826 if (lp_posix_pathnames()) {
827 /* Only allow this on POSIX pathnames. */
828 return SMB_VFS_NEXT_CHMOD_ACL(handle
, name
, mode
);
833 static int fchmod_acl_acl_module_common(struct vfs_handle_struct
*handle
,
834 struct files_struct
*fsp
, mode_t mode
)
836 if (fsp
->posix_open
) {
837 /* Only allow this on POSIX opens. */
838 return SMB_VFS_NEXT_FCHMOD_ACL(handle
, fsp
, mode
);