2 Unix SMB/CIFS implementation.
4 SMB2 client getinfo calls
6 Copyright (C) Andrew Tridgell 2005
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/>.
23 #include "libcli/raw/libcliraw.h"
24 #include "libcli/raw/raw_proto.h"
25 #include "libcli/smb2/smb2.h"
26 #include "libcli/smb2/smb2_calls.h"
29 send a getinfo request
31 struct smb2_request
*smb2_getinfo_send(struct smb2_tree
*tree
, struct smb2_getinfo
*io
)
33 struct smb2_request
*req
;
36 req
= smb2_request_init_tree(tree
, SMB2_OP_GETINFO
, 0x28, true,
38 if (req
== NULL
) return NULL
;
40 SCVAL(req
->out
.body
, 0x02, io
->in
.info_type
);
41 SCVAL(req
->out
.body
, 0x03, io
->in
.info_class
);
42 SIVAL(req
->out
.body
, 0x04, io
->in
.output_buffer_length
);
43 SIVAL(req
->out
.body
, 0x0C, io
->in
.reserved
);
44 SIVAL(req
->out
.body
, 0x08, io
->in
.input_buffer_length
);
45 SIVAL(req
->out
.body
, 0x10, io
->in
.additional_information
);
46 SIVAL(req
->out
.body
, 0x14, io
->in
.getinfo_flags
);
47 smb2_push_handle(req
->out
.body
+0x18, &io
->in
.file
.handle
);
49 /* this blob is used for quota queries */
50 status
= smb2_push_o32s32_blob(&req
->out
, 0x08, io
->in
.blob
);
51 if (!NT_STATUS_IS_OK(status
)) {
55 smb2_transport_send(req
);
64 NTSTATUS
smb2_getinfo_recv(struct smb2_request
*req
, TALLOC_CTX
*mem_ctx
,
65 struct smb2_getinfo
*io
)
69 if (!smb2_request_receive(req
) ||
70 smb2_request_is_error(req
)) {
71 return smb2_request_destroy(req
);
74 SMB2_CHECK_PACKET_RECV(req
, 0x08, true);
76 status
= smb2_pull_o16s16_blob(&req
->in
, mem_ctx
, req
->in
.body
+0x02, &io
->out
.blob
);
77 if (!NT_STATUS_IS_OK(status
)) {
81 return smb2_request_destroy(req
);
87 NTSTATUS
smb2_getinfo(struct smb2_tree
*tree
, TALLOC_CTX
*mem_ctx
,
88 struct smb2_getinfo
*io
)
90 struct smb2_request
*req
= smb2_getinfo_send(tree
, io
);
91 return smb2_getinfo_recv(req
, mem_ctx
, io
);
96 map a generic info level to a SMB2 info level
98 uint16_t smb2_getinfo_map_level(uint16_t level
, uint8_t class)
100 if (class == SMB2_GETINFO_FILE
&&
101 level
== RAW_FILEINFO_SEC_DESC
) {
102 return SMB2_GETINFO_SECURITY
;
104 if ((level
& 0xFF) == class) {
106 } else if (level
> 1000) {
107 return ((level
-1000)<<8) | class;
109 DEBUG(0,("Unable to map SMB2 info level 0x%04x of class %d\n", level
, class));
114 level specific getinfo call - async send
116 struct smb2_request
*smb2_getinfo_file_send(struct smb2_tree
*tree
, union smb_fileinfo
*io
)
118 struct smb2_getinfo b
;
119 uint16_t smb2_level
= smb2_getinfo_map_level(io
->generic
.level
, SMB2_GETINFO_FILE
);
121 if (smb2_level
== 0) {
126 b
.in
.info_type
= smb2_level
& 0xFF;
127 b
.in
.info_class
= smb2_level
>> 8;
128 b
.in
.output_buffer_length
= 0x10000;
129 b
.in
.input_buffer_length
= 0;
130 b
.in
.file
.handle
= io
->generic
.in
.file
.handle
;
132 if (io
->generic
.level
== RAW_FILEINFO_SEC_DESC
) {
133 b
.in
.additional_information
= io
->query_secdesc
.in
.secinfo_flags
;
135 if (io
->generic
.level
== RAW_FILEINFO_SMB2_ALL_EAS
) {
136 b
.in
.getinfo_flags
= io
->all_eas
.in
.continue_flags
;
139 return smb2_getinfo_send(tree
, &b
);
143 recv a getinfo reply and parse the level info
145 NTSTATUS
smb2_getinfo_file_recv(struct smb2_request
*req
, TALLOC_CTX
*mem_ctx
,
146 union smb_fileinfo
*io
)
148 struct smb2_getinfo b
;
151 status
= smb2_getinfo_recv(req
, mem_ctx
, &b
);
152 NT_STATUS_NOT_OK_RETURN(status
);
154 status
= smb_raw_fileinfo_passthru_parse(&b
.out
.blob
, mem_ctx
, io
->generic
.level
, io
);
155 data_blob_free(&b
.out
.blob
);
161 level specific getinfo call
163 NTSTATUS
smb2_getinfo_file(struct smb2_tree
*tree
, TALLOC_CTX
*mem_ctx
,
164 union smb_fileinfo
*io
)
166 struct smb2_request
*req
= smb2_getinfo_file_send(tree
, io
);
167 return smb2_getinfo_file_recv(req
, mem_ctx
, io
);
172 level specific getinfo call - async send
174 struct smb2_request
*smb2_getinfo_fs_send(struct smb2_tree
*tree
, union smb_fsinfo
*io
)
176 struct smb2_getinfo b
;
177 uint16_t smb2_level
= smb2_getinfo_map_level(io
->generic
.level
, SMB2_GETINFO_FS
);
179 if (smb2_level
== 0) {
184 b
.in
.output_buffer_length
= 0x10000;
185 b
.in
.file
.handle
= io
->generic
.handle
;
186 b
.in
.info_type
= smb2_level
& 0xFF;
187 b
.in
.info_class
= smb2_level
>> 8;
189 return smb2_getinfo_send(tree
, &b
);
193 recv a getinfo reply and parse the level info
195 NTSTATUS
smb2_getinfo_fs_recv(struct smb2_request
*req
, TALLOC_CTX
*mem_ctx
,
196 union smb_fsinfo
*io
)
198 struct smb2_getinfo b
;
201 status
= smb2_getinfo_recv(req
, mem_ctx
, &b
);
202 NT_STATUS_NOT_OK_RETURN(status
);
204 status
= smb_raw_fsinfo_passthru_parse(b
.out
.blob
, mem_ctx
, io
->generic
.level
, io
);
205 data_blob_free(&b
.out
.blob
);
211 level specific getinfo call
213 NTSTATUS
smb2_getinfo_fs(struct smb2_tree
*tree
, TALLOC_CTX
*mem_ctx
,
214 union smb_fsinfo
*io
)
216 struct smb2_request
*req
= smb2_getinfo_fs_send(tree
, io
);
217 return smb2_getinfo_fs_recv(req
, mem_ctx
, io
);