2 Unix SMB/CIFS implementation.
4 Copyright (C) Volker Lendecke 2011
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include "system/network.h"
22 #include "lib/util/tevent_ntstatus.h"
23 #include "smb_common.h"
24 #include "smbXcli_base.h"
26 struct smb2cli_write_state
{
31 static void smb2cli_write_done(struct tevent_req
*subreq
);
33 struct tevent_req
*smb2cli_write_send(TALLOC_CTX
*mem_ctx
,
34 struct tevent_context
*ev
,
35 struct smbXcli_conn
*conn
,
36 uint32_t timeout_msec
,
37 struct smbXcli_session
*session
,
38 struct smbXcli_tcon
*tcon
,
41 uint64_t fid_persistent
,
42 uint64_t fid_volatile
,
43 uint32_t remaining_bytes
,
47 struct tevent_req
*req
, *subreq
;
48 struct smb2cli_write_state
*state
;
54 req
= tevent_req_create(mem_ctx
, &state
,
55 struct smb2cli_write_state
);
63 SSVAL(fixed
, 2, SMB2_HDR_BODY
+ 48);
64 SIVAL(fixed
, 4, length
);
65 SBVAL(fixed
, 8, offset
);
66 SBVAL(fixed
, 16, fid_persistent
);
67 SBVAL(fixed
, 24, fid_volatile
);
68 SIVAL(fixed
, 36, remaining_bytes
);
69 SIVAL(fixed
, 44, flags
);
75 dyn
= state
->dyn_pad
;;
76 dyn_len
= sizeof(state
->dyn_pad
);
80 tcon_id
= smb2cli_tcon_current_id(tcon
);
83 subreq
= smb2cli_req_send(state
, ev
, conn
, SMB2_OP_WRITE
,
89 state
->fixed
, sizeof(state
->fixed
),
91 if (tevent_req_nomem(subreq
, req
)) {
92 return tevent_req_post(req
, ev
);
94 tevent_req_set_callback(subreq
, smb2cli_write_done
, req
);
98 static void smb2cli_write_done(struct tevent_req
*subreq
)
100 struct tevent_req
*req
=
101 tevent_req_callback_data(subreq
,
104 static const struct smb2cli_req_expected_response expected
[] = {
106 .status
= NT_STATUS_OK
,
111 status
= smb2cli_req_recv(subreq
, NULL
, NULL
,
112 expected
, ARRAY_SIZE(expected
));
113 if (tevent_req_nterror(req
, status
)) {
116 tevent_req_done(req
);
119 NTSTATUS
smb2cli_write_recv(struct tevent_req
*req
)
121 return tevent_req_simple_recv_ntstatus(req
);
124 NTSTATUS
smb2cli_write(struct smbXcli_conn
*conn
,
125 uint32_t timeout_msec
,
126 struct smbXcli_session
*session
,
127 struct smbXcli_tcon
*tcon
,
130 uint64_t fid_persistent
,
131 uint64_t fid_volatile
,
132 uint32_t remaining_bytes
,
136 TALLOC_CTX
*frame
= talloc_stackframe();
137 struct tevent_context
*ev
;
138 struct tevent_req
*req
;
139 NTSTATUS status
= NT_STATUS_NO_MEMORY
;
141 if (smbXcli_conn_has_async_calls(conn
)) {
143 * Can't use sync call while an async call is in flight
145 status
= NT_STATUS_INVALID_PARAMETER
;
148 ev
= tevent_context_init(frame
);
152 req
= smb2cli_write_send(frame
, ev
, conn
, timeout_msec
,
155 fid_persistent
, fid_volatile
,
156 remaining_bytes
, flags
, data
);
160 if (!tevent_req_poll_ntstatus(req
, ev
, &status
)) {
163 status
= smb2cli_write_recv(req
);