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);