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_query_directory_state {
29 struct iovec *recv_iov;
34 static void smb2cli_query_directory_done(struct tevent_req *subreq);
36 struct tevent_req *smb2cli_query_directory_send(TALLOC_CTX *mem_ctx,
37 struct tevent_context *ev,
38 struct smbXcli_conn *conn,
39 uint32_t timeout_msec,
40 struct smbXcli_session *session,
41 struct smbXcli_tcon *tcon,
45 uint64_t fid_persistent,
46 uint64_t fid_volatile,
50 struct tevent_req *req, *subreq;
51 struct smb2cli_query_directory_state *state;
56 req = tevent_req_create(mem_ctx, &state,
57 struct smb2cli_query_directory_state);
62 if (!convert_string_talloc(state, CH_UNIX, CH_UTF16,
66 return tevent_req_post(req, ev);
69 if (strlen(mask) == 0) {
76 SCVAL(fixed, 2, level);
77 SCVAL(fixed, 3, flags);
78 SIVAL(fixed, 4, file_index);
79 SBVAL(fixed, 8, fid_persistent);
80 SBVAL(fixed, 16, fid_volatile);
81 SSVAL(fixed, 24, SMB2_HDR_BODY + 32);
82 SSVAL(fixed, 26, dyn_len);
83 SSVAL(fixed, 28, outbuf_len);
87 dyn_len = sizeof(state->dyn_pad);
90 subreq = smb2cli_req_send(state, ev, conn, SMB2_OP_FIND,
95 state->fixed, sizeof(state->fixed),
97 if (tevent_req_nomem(subreq, req)) {
98 return tevent_req_post(req, ev);
100 tevent_req_set_callback(subreq, smb2cli_query_directory_done, req);
104 static void smb2cli_query_directory_done(struct tevent_req *subreq)
106 struct tevent_req *req =
107 tevent_req_callback_data(subreq,
109 struct smb2cli_query_directory_state *state =
111 struct smb2cli_query_directory_state);
114 uint16_t data_offset;
115 static const struct smb2cli_req_expected_response expected[] = {
117 .status = NT_STATUS_OK,
122 status = smb2cli_req_recv(subreq, state, &iov,
123 expected, ARRAY_SIZE(expected));
124 if (tevent_req_nterror(req, status)) {
128 data_offset = SVAL(iov[1].iov_base, 2);
129 state->data_length = IVAL(iov[1].iov_base, 4);
131 if ((data_offset != SMB2_HDR_BODY + 8) ||
132 (state->data_length > iov[2].iov_len)) {
133 tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
137 state->recv_iov = iov;
138 state->data = (uint8_t *)iov[2].iov_base;
139 tevent_req_done(req);
142 NTSTATUS smb2cli_query_directory_recv(struct tevent_req *req,
145 uint32_t *data_length)
147 struct smb2cli_query_directory_state *state =
149 struct smb2cli_query_directory_state);
152 if (tevent_req_is_nterror(req, &status)) {
155 talloc_steal(mem_ctx, state->recv_iov);
156 *data_length = state->data_length;
161 NTSTATUS smb2cli_query_directory(struct smbXcli_conn *conn,
162 uint32_t timeout_msec,
163 struct smbXcli_session *session,
164 struct smbXcli_tcon *tcon,
168 uint64_t fid_persistent,
169 uint64_t fid_volatile,
174 uint32_t *data_length)
176 TALLOC_CTX *frame = talloc_stackframe();
177 struct tevent_context *ev;
178 struct tevent_req *req;
179 NTSTATUS status = NT_STATUS_NO_MEMORY;
181 if (smbXcli_conn_has_async_calls(conn)) {
183 * Can't use sync call while an async call is in flight
185 status = NT_STATUS_INVALID_PARAMETER;
188 ev = tevent_context_init(frame);
192 req = smb2cli_query_directory_send(frame, ev, conn, timeout_msec,
195 file_index, fid_persistent,
196 fid_volatile, mask, outbuf_len);
200 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
203 status = smb2cli_query_directory_recv(req, mem_ctx,