1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
23 * Copyright 2013 Nexenta Systems, Inc. All rights reserved.
24 */
25
26 /*
27 * Dispatch function for SMB2_QUERY_INFO
28 *
29 * [MS-FSCC 2.5] If a file system does not implement ...
30 * an Information Classs, NT_STATUS_INVALID_PARAMETER...
31 */
32
33 #include <smbsrv/smb2_kproto.h>
34 #include <smbsrv/smb_fsops.h>
35 #include <smbsrv/ntifs.h>
36
37 uint32_t smb2_qfs_volume(smb_request_t *);
38 uint32_t smb2_qfs_size(smb_request_t *);
39 uint32_t smb2_qfs_device(smb_request_t *);
40 uint32_t smb2_qfs_attr(smb_request_t *);
41 uint32_t smb2_qfs_control(smb_request_t *);
42 uint32_t smb2_qfs_fullsize(smb_request_t *);
43 uint32_t smb2_qfs_obj_id(smb_request_t *);
44
45 uint32_t
smb2_qinfo_fs(smb_request_t * sr,smb_queryinfo_t * qi)46 smb2_qinfo_fs(smb_request_t *sr, smb_queryinfo_t *qi)
47 {
48 uint32_t status;
49
50 switch (qi->qi_InfoClass) {
51
52 /* pg 153 */
53 case FileFsVolumeInformation: /* 1 */
54 status = smb2_qfs_volume(sr);
55 break;
56 case FileFsSizeInformation: /* 3 */
57 status = smb2_qfs_size(sr);
58 break;
59 case FileFsDeviceInformation: /* 4 */
60 status = smb2_qfs_device(sr);
61 break;
62 case FileFsAttributeInformation: /* 5 */
63 status = smb2_qfs_attr(sr);
64 break;
65 case FileFsControlInformation: /* 6 */
66 status = smb2_qfs_control(sr);
67 break;
68 case FileFsFullSizeInformation: /* 7 */
69 status = smb2_qfs_fullsize(sr);
70 break;
71 case FileFsObjectIdInformation: /* 8 */
72 status = smb2_qfs_obj_id(sr);
73 break;
74
75 default:
76 status = NT_STATUS_INVALID_INFO_CLASS;
77 break;
78 }
79
80 return (status);
81 }
82
83 /*
84 * FileFsVolumeInformation
85 */
86 uint32_t
smb2_qfs_volume(smb_request_t * sr)87 smb2_qfs_volume(smb_request_t *sr)
88 {
89 smb_tree_t *tree = sr->tid_tree;
90 smb_node_t *snode;
91 fsid_t fsid;
92 uint32_t LabelLength;
93
94 if (!STYPE_ISDSK(tree->t_res_type))
95 return (NT_STATUS_INVALID_PARAMETER);
96
97 snode = tree->t_snode;
98 fsid = SMB_NODE_FSID(snode);
99
100 LabelLength = smb_wcequiv_strlen(tree->t_volume);
101
102 /*
103 * NT has the "supports objects" flag set to 1.
104 */
105 (void) smb_mbc_encodef(
106 &sr->raw_data, "qllb.U",
107 0LL, /* Volume creation time (q) */
108 fsid.val[0], /* serial no. (l) */
109 LabelLength, /* (l) */
110 0, /* Supports objects (b) */
111 /* reserved (.) */
112 tree->t_volume); /* (U) */
113
114 return (0);
115 }
116
117 /*
118 * FileFsSizeInformation
119 */
120 uint32_t
smb2_qfs_size(smb_request_t * sr)121 smb2_qfs_size(smb_request_t *sr)
122 {
123 smb_fssize_t fssize;
124 smb_tree_t *tree = sr->tid_tree;
125 int rc;
126
127 if (!STYPE_ISDSK(tree->t_res_type))
128 return (NT_STATUS_INVALID_PARAMETER);
129
130 rc = smb_fssize(sr, &fssize);
131 if (rc)
132 return (smb_errno2status(rc));
133
134 (void) smb_mbc_encodef(
135 &sr->raw_data, "qqll",
136 fssize.fs_caller_units,
137 fssize.fs_caller_avail,
138 fssize.fs_sectors_per_unit,
139 fssize.fs_bytes_per_sector);
140
141 return (0);
142 }
143
144 /*
145 * FileFsFullSizeInformation
146 */
147 uint32_t
smb2_qfs_fullsize(smb_request_t * sr)148 smb2_qfs_fullsize(smb_request_t *sr)
149 {
150 smb_fssize_t fssize;
151 smb_tree_t *tree = sr->tid_tree;
152 int rc;
153
154 if (!STYPE_ISDSK(tree->t_res_type))
155 return (NT_STATUS_INVALID_PARAMETER);
156
157 rc = smb_fssize(sr, &fssize);
158 if (rc)
159 return (smb_errno2status(rc));
160
161 (void) smb_mbc_encodef(
162 &sr->raw_data, "qqqll",
163 fssize.fs_caller_units,
164 fssize.fs_caller_avail,
165 fssize.fs_volume_avail,
166 fssize.fs_sectors_per_unit,
167 fssize.fs_bytes_per_sector);
168
169 return (0);
170 }
171
172 /*
173 * FileFsDeviceInformation
174 */
175 uint32_t
smb2_qfs_device(smb_request_t * sr)176 smb2_qfs_device(smb_request_t *sr)
177 {
178 smb_tree_t *tree = sr->tid_tree;
179 uint32_t DeviceType;
180 uint32_t Characteristics;
181
182 if (!STYPE_ISDSK(tree->t_res_type))
183 return (NT_STATUS_INVALID_PARAMETER);
184
185 DeviceType = FILE_DEVICE_DISK;
186 Characteristics = FILE_DEVICE_IS_MOUNTED;
187
188 (void) smb_mbc_encodef(
189 &sr->raw_data, "ll",
190 DeviceType,
191 Characteristics);
192
193 return (0);
194 }
195
196 /*
197 * FileFsAttributeInformation
198 */
199 uint32_t
smb2_qfs_attr(smb_request_t * sr)200 smb2_qfs_attr(smb_request_t *sr)
201 {
202 smb_tree_t *tree = sr->tid_tree;
203 char *fsname;
204 uint32_t namelen;
205 uint32_t FsAttr;
206
207 /* This call is OK on all tree types. */
208 switch (tree->t_res_type & STYPE_MASK) {
209 case STYPE_IPC:
210 fsname = "PIPE";
211 break;
212 case STYPE_DISKTREE:
213 fsname = "NTFS"; /* A lie, but compatible... */
214 break;
215 case STYPE_PRINTQ:
216 case STYPE_DEVICE:
217 default: /* gcc -Wuninitialized */
218 return (NT_STATUS_INVALID_PARAMETER);
219 }
220 namelen = smb_wcequiv_strlen(fsname);
221
222 /*
223 * Todo: Store the FsAttributes in the tree object,
224 * then just return that directly here.
225 */
226 FsAttr = FILE_CASE_PRESERVED_NAMES;
227 if (tree->t_flags & SMB_TREE_UNICODE_ON_DISK)
228 FsAttr |= FILE_UNICODE_ON_DISK;
229 if (tree->t_flags & SMB_TREE_SUPPORTS_ACLS)
230 FsAttr |= FILE_PERSISTENT_ACLS;
231 if ((tree->t_flags & SMB_TREE_CASEINSENSITIVE) == 0)
232 FsAttr |= FILE_CASE_SENSITIVE_SEARCH;
233 if (tree->t_flags & SMB_TREE_STREAMS)
234 FsAttr |= FILE_NAMED_STREAMS;
235 if (tree->t_flags & SMB_TREE_QUOTA)
236 FsAttr |= FILE_VOLUME_QUOTAS;
237 if (tree->t_flags & SMB_TREE_SPARSE)
238 FsAttr |= FILE_SUPPORTS_SPARSE_FILES;
239
240 (void) smb_mbc_encodef(
241 &sr->raw_data, "lllU",
242 FsAttr,
243 MAXNAMELEN-1,
244 namelen,
245 fsname);
246
247 return (0);
248 }
249
250 /*
251 * FileFsControlInformation
252 */
253 uint32_t
smb2_qfs_control(smb_request_t * sr)254 smb2_qfs_control(smb_request_t *sr)
255 {
256 smb_tree_t *tree = sr->tid_tree;
257
258 if (!STYPE_ISDSK(tree->t_res_type))
259 return (NT_STATUS_INVALID_PARAMETER);
260 if (!smb_tree_has_feature(sr->tid_tree, SMB_TREE_QUOTA)) {
261 /*
262 * Strange error per. [MS-FSCC 2.5.2]
263 * which means quotas not supported.
264 */
265 return (NT_STATUS_VOLUME_NOT_UPGRADED);
266 }
267
268 (void) smb_mbc_encodef(
269 &sr->raw_data, "qqqqqll",
270 0, /* free space start filtering - MUST be 0 */
271 0, /* free space threshold - MUST be 0 */
272 0, /* free space stop filtering - MUST be 0 */
273 SMB_QUOTA_UNLIMITED, /* default quota threshold */
274 SMB_QUOTA_UNLIMITED, /* default quota limit */
275 FILE_VC_QUOTA_ENFORCE, /* fs control flag */
276 0); /* pad bytes */
277
278 return (0);
279 }
280
281 /*
282 * FileFsObjectIdInformation
283 */
284 /* ARGSUSED */
285 uint32_t
smb2_qfs_obj_id(smb_request_t * sr)286 smb2_qfs_obj_id(smb_request_t *sr)
287 {
288 return (NT_STATUS_INVALID_PARAMETER);
289 }
290