1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
/*
Unix SMB/CIFS implementation.
SMB2 client write call
Copyright (C) Andrew Tridgell 2005
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "libcli/raw/libcliraw.h"
#include "libcli/smb2/smb2.h"
#include "libcli/smb2/smb2_calls.h"
/*
send a write request
*/
struct smb2_request *smb2_write_send(struct smb2_tree *tree, struct smb2_write *io)
{
NTSTATUS status;
struct smb2_request *req;
req = smb2_request_init_tree(tree, SMB2_OP_WRITE, 0x30, io->in.data.length);
if (req == NULL) return NULL;
status = smb2_push_o16s32_blob(&req->out, 0x02, io->in.data);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
SBVAL(req->out.body, 0x08, io->in.offset);
smb2_push_handle(req->out.body+0x10, &io->in.handle);
SBVAL(req->out.body, 0x20, io->in.unknown1);
SBVAL(req->out.body, 0x28, io->in.unknown2);
smb2_transport_send(req);
return req;
}
/*
recv a write reply
*/
NTSTATUS smb2_write_recv(struct smb2_request *req, struct smb2_write *io)
{
if (!smb2_request_receive(req) ||
smb2_request_is_error(req)) {
return smb2_request_destroy(req);
}
SMB2_CHECK_PACKET_RECV(req, 0x11, False);
io->out._pad = SVAL(req->in.body, 0x02);
io->out.nwritten = IVAL(req->in.body, 0x04);
io->out.unknown1 = BVAL(req->in.body, 0x08);
io->out._bug = CVAL(req->in.body, 0x10);
return smb2_request_destroy(req);
}
/*
sync write request
*/
NTSTATUS smb2_write(struct smb2_tree *tree, struct smb2_write *io)
{
struct smb2_request *req = smb2_write_send(tree, io);
return smb2_write_recv(req, io);
}
|
