2 Unix SMB/CIFS implementation.
5 Copyright (C) Stefan Metzmacher 2009
6 Copyright (C) Jeremy Allison 2010
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 "smbd/smbd.h"
24 #include "smbd/globals.h"
25 #include "../libcli/smb/smb_common.h"
27 #include "../lib/util/tevent_ntstatus.h"
29 static struct tevent_req *smbd_smb2_setinfo_send(TALLOC_CTX *mem_ctx,
30 struct tevent_context *ev,
31 struct smbd_smb2_request *smb2req,
33 uint8_t in_file_info_class,
34 DATA_BLOB in_input_buffer,
35 uint32_t in_additional_information,
36 uint64_t in_file_id_volatile);
37 static NTSTATUS smbd_smb2_setinfo_recv(struct tevent_req *req);
39 static void smbd_smb2_request_setinfo_done(struct tevent_req *subreq);
40 NTSTATUS smbd_smb2_request_process_setinfo(struct smbd_smb2_request *req)
43 const uint8_t *inbody;
44 int i = req->current_idx;
46 uint8_t in_file_info_class;
47 uint16_t in_input_buffer_offset;
48 uint32_t in_input_buffer_length;
49 DATA_BLOB in_input_buffer;
50 uint32_t in_additional_information;
51 uint64_t in_file_id_persistent;
52 uint64_t in_file_id_volatile;
53 struct tevent_req *subreq;
55 status = smbd_smb2_request_verify_sizes(req, 0x21);
56 if (!NT_STATUS_IS_OK(status)) {
57 return smbd_smb2_request_error(req, status);
59 inbody = (const uint8_t *)req->in.vector[i+1].iov_base;
61 in_info_type = CVAL(inbody, 0x02);
62 in_file_info_class = CVAL(inbody, 0x03);
63 in_input_buffer_length = IVAL(inbody, 0x04);
64 in_input_buffer_offset = SVAL(inbody, 0x08);
65 /* 0x0A 2 bytes reserved */
66 in_additional_information = IVAL(inbody, 0x0C);
67 in_file_id_persistent = BVAL(inbody, 0x10);
68 in_file_id_volatile = BVAL(inbody, 0x18);
70 if (in_input_buffer_offset == 0 && in_input_buffer_length == 0) {
72 } else if (in_input_buffer_offset !=
73 (SMB2_HDR_BODY + req->in.vector[i+1].iov_len)) {
74 return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
77 if (in_input_buffer_length > req->in.vector[i+2].iov_len) {
78 return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
81 in_input_buffer.data = (uint8_t *)req->in.vector[i+2].iov_base;
82 in_input_buffer.length = in_input_buffer_length;
84 if (in_input_buffer.length > req->sconn->smb2.max_trans) {
85 return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
88 if (req->compat_chain_fsp) {
90 } else if (in_file_id_persistent != in_file_id_volatile) {
91 return smbd_smb2_request_error(req, NT_STATUS_FILE_CLOSED);
94 subreq = smbd_smb2_setinfo_send(req,
100 in_additional_information,
101 in_file_id_volatile);
102 if (subreq == NULL) {
103 return smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
105 tevent_req_set_callback(subreq, smbd_smb2_request_setinfo_done, req);
107 return smbd_smb2_request_pending_queue(req, subreq, 500);
110 static void smbd_smb2_request_setinfo_done(struct tevent_req *subreq)
112 struct smbd_smb2_request *req = tevent_req_callback_data(subreq,
113 struct smbd_smb2_request);
116 NTSTATUS error; /* transport error */
118 status = smbd_smb2_setinfo_recv(subreq);
120 if (!NT_STATUS_IS_OK(status)) {
121 error = smbd_smb2_request_error(req, status);
122 if (!NT_STATUS_IS_OK(error)) {
123 smbd_server_connection_terminate(req->sconn,
130 outbody = data_blob_talloc(req->out.vector, NULL, 0x02);
131 if (outbody.data == NULL) {
132 error = smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
133 if (!NT_STATUS_IS_OK(error)) {
134 smbd_server_connection_terminate(req->sconn,
141 SSVAL(outbody.data, 0x00, 0x02); /* struct size */
143 error = smbd_smb2_request_done(req, outbody, NULL);
144 if (!NT_STATUS_IS_OK(error)) {
145 smbd_server_connection_terminate(req->sconn,
151 struct smbd_smb2_setinfo_state {
152 struct smbd_smb2_request *smb2req;
155 static struct tevent_req *smbd_smb2_setinfo_send(TALLOC_CTX *mem_ctx,
156 struct tevent_context *ev,
157 struct smbd_smb2_request *smb2req,
158 uint8_t in_info_type,
159 uint8_t in_file_info_class,
160 DATA_BLOB in_input_buffer,
161 uint32_t in_additional_information,
162 uint64_t in_file_id_volatile)
164 struct tevent_req *req = NULL;
165 struct smbd_smb2_setinfo_state *state = NULL;
166 struct smb_request *smbreq = NULL;
167 connection_struct *conn = smb2req->tcon->compat_conn;
168 files_struct *fsp = NULL;
171 req = tevent_req_create(mem_ctx, &state,
172 struct smbd_smb2_setinfo_state);
176 state->smb2req = smb2req;
178 DEBUG(10,("smbd_smb2_setinfo_send: file_id[0x%016llX]\n",
179 (unsigned long long)in_file_id_volatile));
181 smbreq = smbd_smb2_fake_smb_request(smb2req);
182 if (tevent_req_nomem(smbreq, req)) {
183 return tevent_req_post(req, ev);
186 fsp = file_fsp(smbreq, (uint16_t)in_file_id_volatile);
188 tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
189 return tevent_req_post(req, ev);
191 if (conn != fsp->conn) {
192 tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
193 return tevent_req_post(req, ev);
195 if (smb2req->session->vuid != fsp->vuid) {
196 tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
197 return tevent_req_post(req, ev);
201 tevent_req_nterror(req, NT_STATUS_NOT_SUPPORTED);
202 return tevent_req_post(req, ev);
205 switch (in_info_type) {
206 case 0x01:/* SMB2_SETINFO_FILE */
208 uint16_t file_info_level;
214 file_info_level = in_file_info_class + 1000;
215 if (file_info_level == SMB_FILE_RENAME_INFORMATION) {
216 /* SMB2_FILE_RENAME_INFORMATION_INTERNAL == 0xFF00 + in_file_info_class */
217 file_info_level = SMB2_FILE_RENAME_INFORMATION_INTERNAL;
220 if (fsp->fh->fd == -1) {
222 * This is actually a SETFILEINFO on a directory
223 * handle (returned from an NT SMB). NT5.0 seems
224 * to do this call. JRA.
226 if (INFO_LEVEL_IS_UNIX(file_info_level)) {
227 /* Always do lstat for UNIX calls. */
228 if (SMB_VFS_LSTAT(conn, fsp->fsp_name)) {
229 DEBUG(3,("smbd_smb2_setinfo_send: "
230 "SMB_VFS_LSTAT of %s failed "
231 "(%s)\n", fsp_str_dbg(fsp),
233 status = map_nt_error_from_unix(errno);
234 tevent_req_nterror(req, status);
235 return tevent_req_post(req, ev);
238 if (SMB_VFS_STAT(conn, fsp->fsp_name) != 0) {
239 DEBUG(3,("smbd_smb2_setinfo_send: "
240 "fileinfo of %s failed (%s)\n",
243 status = map_nt_error_from_unix(errno);
244 tevent_req_nterror(req, status);
245 return tevent_req_post(req, ev);
248 } else if (fsp->print_file) {
250 * Doing a DELETE_ON_CLOSE should cancel a print job.
252 if ((file_info_level == SMB_SET_FILE_DISPOSITION_INFO)
253 && in_input_buffer.length >= 1
254 && CVAL(in_input_buffer.data,0)) {
255 fsp->fh->private_options |= NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE;
257 DEBUG(3,("smbd_smb2_setinfo_send: "
258 "Cancelling print job (%s)\n",
261 tevent_req_done(req);
262 return tevent_req_post(req, ev);
264 tevent_req_nterror(req,
265 NT_STATUS_OBJECT_PATH_INVALID);
266 return tevent_req_post(req, ev);
270 * Original code - this is an open file.
273 if (SMB_VFS_FSTAT(fsp, &fsp->fsp_name->st) != 0) {
274 DEBUG(3,("smbd_smb2_setinfo_send: fstat "
275 "of fnum %d failed (%s)\n", fsp->fnum,
277 status = map_nt_error_from_unix(errno);
278 tevent_req_nterror(req, status);
279 return tevent_req_post(req, ev);
284 data_size = in_input_buffer.length;
286 data = (char *)SMB_MALLOC_ARRAY(char, data_size);
287 if (tevent_req_nomem(data, req)) {
288 return tevent_req_post(req, ev);
290 memcpy(data, in_input_buffer.data, data_size);
293 status = smbd_do_setfilepathinfo(conn, smbreq, state,
301 if (!NT_STATUS_IS_OK(status)) {
302 if (NT_STATUS_EQUAL(status, NT_STATUS_INVALID_LEVEL)) {
303 status = NT_STATUS_INVALID_INFO_CLASS;
305 tevent_req_nterror(req, status);
306 return tevent_req_post(req, ev);
311 case 0x03:/* SMB2_SETINFO_SECURITY */
313 if (!CAN_WRITE(conn)) {
314 tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
315 return tevent_req_post(req, ev);
319 in_input_buffer.data,
320 in_input_buffer.length,
321 in_additional_information);
322 if (!NT_STATUS_IS_OK(status)) {
323 tevent_req_nterror(req, status);
324 return tevent_req_post(req, ev);
330 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
331 return tevent_req_post(req, ev);
334 tevent_req_done(req);
335 return tevent_req_post(req, ev);
338 static NTSTATUS smbd_smb2_setinfo_recv(struct tevent_req *req)
342 if (tevent_req_is_nterror(req, &status)) {
343 tevent_req_received(req);
347 tevent_req_received(req);