smb2_qinfo_fs.c revision a90cf9f29973990687fa61de9f1f6ea22e924e40
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright 2013 Nexenta Systems, Inc. All rights reserved.
*/
/*
* Dispatch function for SMB2_QUERY_INFO
*
* [MS-FSCC 2.5] If a file system does not implement ...
* an Information Classs, NT_STATUS_INVALID_PARAMETER...
*/
#include <smbsrv/smb2_kproto.h>
#include <smbsrv/smb_fsops.h>
#include <smbsrv/ntifs.h>
uint32_t smb2_qfs_volume(smb_request_t *);
uint32_t smb2_qfs_size(smb_request_t *);
uint32_t smb2_qfs_device(smb_request_t *);
uint32_t smb2_qfs_attr(smb_request_t *);
uint32_t smb2_qfs_control(smb_request_t *);
uint32_t smb2_qfs_fullsize(smb_request_t *);
uint32_t smb2_qfs_obj_id(smb_request_t *);
uint32_t
smb2_qinfo_fs(smb_request_t *sr, smb_queryinfo_t *qi)
{
uint32_t status;
switch (qi->qi_InfoClass) {
/* pg 153 */
case FileFsVolumeInformation: /* 1 */
status = smb2_qfs_volume(sr);
break;
case FileFsSizeInformation: /* 3 */
status = smb2_qfs_size(sr);
break;
case FileFsDeviceInformation: /* 4 */
status = smb2_qfs_device(sr);
break;
case FileFsAttributeInformation: /* 5 */
status = smb2_qfs_attr(sr);
break;
case FileFsControlInformation: /* 6 */
status = smb2_qfs_control(sr);
break;
case FileFsFullSizeInformation: /* 7 */
status = smb2_qfs_fullsize(sr);
break;
case FileFsObjectIdInformation: /* 8 */
status = smb2_qfs_obj_id(sr);
break;
default:
status = NT_STATUS_INVALID_INFO_CLASS;
break;
}
return (status);
}
/*
* FileFsVolumeInformation
*/
uint32_t
smb2_qfs_volume(smb_request_t *sr)
{
smb_tree_t *tree = sr->tid_tree;
smb_node_t *snode;
fsid_t fsid;
uint32_t LabelLength;
if (!STYPE_ISDSK(tree->t_res_type))
return (NT_STATUS_INVALID_PARAMETER);
snode = tree->t_snode;
fsid = SMB_NODE_FSID(snode);
LabelLength = smb_wcequiv_strlen(tree->t_volume);
/*
* NT has the "supports objects" flag set to 1.
*/
(void) smb_mbc_encodef(
&sr->raw_data, "qllb.U",
0LL, /* Volume creation time (q) */
fsid.val[0], /* serial no. (l) */
LabelLength, /* (l) */
0, /* Supports objects (b) */
/* reserved (.) */
tree->t_volume); /* (U) */
return (0);
}
/*
* FileFsSizeInformation
*/
uint32_t
smb2_qfs_size(smb_request_t *sr)
{
smb_fssize_t fssize;
smb_tree_t *tree = sr->tid_tree;
int rc;
if (!STYPE_ISDSK(tree->t_res_type))
return (NT_STATUS_INVALID_PARAMETER);
rc = smb_fssize(sr, &fssize);
if (rc)
return (smb_errno2status(rc));
(void) smb_mbc_encodef(
&sr->raw_data, "qqll",
fssize.fs_caller_units,
fssize.fs_caller_avail,
fssize.fs_sectors_per_unit,
fssize.fs_bytes_per_sector);
return (0);
}
/*
* FileFsFullSizeInformation
*/
uint32_t
smb2_qfs_fullsize(smb_request_t *sr)
{
smb_fssize_t fssize;
smb_tree_t *tree = sr->tid_tree;
int rc;
if (!STYPE_ISDSK(tree->t_res_type))
return (NT_STATUS_INVALID_PARAMETER);
rc = smb_fssize(sr, &fssize);
if (rc)
return (smb_errno2status(rc));
(void) smb_mbc_encodef(
&sr->raw_data, "qqqll",
fssize.fs_caller_units,
fssize.fs_caller_avail,
fssize.fs_volume_avail,
fssize.fs_sectors_per_unit,
fssize.fs_bytes_per_sector);
return (0);
}
/*
* FileFsDeviceInformation
*/
uint32_t
smb2_qfs_device(smb_request_t *sr)
{
smb_tree_t *tree = sr->tid_tree;
uint32_t DeviceType;
uint32_t Characteristics;
if (!STYPE_ISDSK(tree->t_res_type))
return (NT_STATUS_INVALID_PARAMETER);
DeviceType = FILE_DEVICE_DISK;
Characteristics = FILE_DEVICE_IS_MOUNTED;
(void) smb_mbc_encodef(
&sr->raw_data, "ll",
DeviceType,
Characteristics);
return (0);
}
/*
* FileFsAttributeInformation
*/
uint32_t
smb2_qfs_attr(smb_request_t *sr)
{
smb_tree_t *tree = sr->tid_tree;
char *fsname;
uint32_t namelen;
uint32_t FsAttr;
/* This call is OK on all tree types. */
switch (tree->t_res_type & STYPE_MASK) {
case STYPE_IPC:
fsname = "PIPE";
break;
case STYPE_DISKTREE:
fsname = "NTFS"; /* A lie, but compatible... */
break;
case STYPE_PRINTQ:
case STYPE_DEVICE:
default: /* gcc -Wuninitialized */
return (NT_STATUS_INVALID_PARAMETER);
}
namelen = smb_wcequiv_strlen(fsname);
/*
* Todo: Store the FsAttributes in the tree object,
* then just return that directly here.
*/
FsAttr = FILE_CASE_PRESERVED_NAMES;
if (tree->t_flags & SMB_TREE_UNICODE_ON_DISK)
FsAttr |= FILE_UNICODE_ON_DISK;
if (tree->t_flags & SMB_TREE_SUPPORTS_ACLS)
FsAttr |= FILE_PERSISTENT_ACLS;
if ((tree->t_flags & SMB_TREE_CASEINSENSITIVE) == 0)
FsAttr |= FILE_CASE_SENSITIVE_SEARCH;
if (tree->t_flags & SMB_TREE_STREAMS)
FsAttr |= FILE_NAMED_STREAMS;
if (tree->t_flags & SMB_TREE_QUOTA)
FsAttr |= FILE_VOLUME_QUOTAS;
if (tree->t_flags & SMB_TREE_SPARSE)
FsAttr |= FILE_SUPPORTS_SPARSE_FILES;
(void) smb_mbc_encodef(
&sr->raw_data, "lllU",
FsAttr,
MAXNAMELEN-1,
namelen,
fsname);
return (0);
}
/*
* FileFsControlInformation
*/
uint32_t
smb2_qfs_control(smb_request_t *sr)
{
smb_tree_t *tree = sr->tid_tree;
if (!STYPE_ISDSK(tree->t_res_type))
return (NT_STATUS_INVALID_PARAMETER);
if (!smb_tree_has_feature(sr->tid_tree, SMB_TREE_QUOTA)) {
/*
* Strange error per. [MS-FSCC 2.5.2]
* which means quotas not supported.
*/
return (NT_STATUS_VOLUME_NOT_UPGRADED);
}
(void) smb_mbc_encodef(
&sr->raw_data, "qqqqqll",
0, /* free space start filtering - MUST be 0 */
0, /* free space threshold - MUST be 0 */
0, /* free space stop filtering - MUST be 0 */
SMB_QUOTA_UNLIMITED, /* default quota threshold */
SMB_QUOTA_UNLIMITED, /* default quota limit */
FILE_VC_QUOTA_ENFORCE, /* fs control flag */
0); /* pad bytes */
return (0);
}
/*
* FileFsObjectIdInformation
*/
/* ARGSUSED */
uint32_t
smb2_qfs_obj_id(smb_request_t *sr)
{
return (NT_STATUS_INVALID_PARAMETER);
}