2 Unix SMB/CIFS implementation.
4 SMB2 client lock handling
6 Copyright (C) Stefan Metzmacher 2006
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/smb2/smb2.h"
24 #include "libcli/smb2/smb2_calls.h"
29 struct smb2_request *smb2_lock_send(struct smb2_tree *tree, struct smb2_lock *io)
31 struct smb2_request *req;
33 req = smb2_request_init_tree(tree, SMB2_OP_LOCK, 0x30, False, 0);
34 if (req == NULL) return NULL;
36 SSVAL(req->out.body, 0x02, io->in.unknown1);
37 SIVAL(req->out.body, 0x04, io->in.unknown2);
38 smb2_push_handle(req->out.body+0x08, &io->in.file.handle);
39 SBVAL(req->out.body, 0x18, io->in.offset);
40 SBVAL(req->out.body, 0x20, io->in.count);
41 SIVAL(req->out.body, 0x24, io->in.unknown5);
42 SIVAL(req->out.body, 0x28, io->in.flags);
44 smb2_transport_send(req);
53 NTSTATUS smb2_lock_recv(struct smb2_request *req, struct smb2_lock *io)
55 if (!smb2_request_receive(req) ||
56 smb2_request_is_error(req)) {
57 return smb2_request_destroy(req);
60 SMB2_CHECK_PACKET_RECV(req, 0x04, False);
62 io->out.unknown1 = SVAL(req->in.body, 0x02);
64 return smb2_request_destroy(req);
70 NTSTATUS smb2_lock(struct smb2_tree *tree, struct smb2_lock *io)
72 struct smb2_request *req = smb2_lock_send(tree, io);
73 return smb2_lock_recv(req, io);