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/>.
22 #include "async_smb.h"
23 #include "smb2cli_base.h"
25 #include "libsmb/proto.h"
26 #include "lib/util/tevent_ntstatus.h"
28 struct smb2cli_tcon_state {
29 struct cli_state *cli;
33 static void smb2cli_tcon_done(struct tevent_req *subreq);
35 struct tevent_req *smb2cli_tcon_send(TALLOC_CTX *mem_ctx,
36 struct tevent_context *ev,
37 struct cli_state *cli,
40 struct tevent_req *req, *subreq;
41 struct smb2cli_tcon_state *state;
43 char srv_ip[INET6_ADDRSTRLEN];
44 const char *tcon_share;
48 req = tevent_req_create(mem_ctx, &state, struct smb2cli_tcon_state);
54 print_sockaddr(srv_ip, sizeof(srv_ip), cli_state_remote_sockaddr(cli));
56 tcon_share = talloc_asprintf(talloc_tos(), "\\\\%s\\%s",
58 if (tevent_req_nomem(tcon_share, req)) {
59 return tevent_req_post(req, ev);
61 if (!convert_string_talloc(state, CH_UNIX, CH_UTF16,
62 tcon_share, talloc_get_size(tcon_share),
65 return tevent_req_post(req, ev);
70 SSVAL(fixed, 4, SMB2_HDR_BODY + 8);
71 SSVAL(fixed, 6, dyn_len);
73 subreq = smb2cli_req_send(state, ev, cli, SMB2_OP_TCON,
78 state->fixed, sizeof(state->fixed),
80 if (tevent_req_nomem(subreq, req)) {
81 return tevent_req_post(req, ev);
83 tevent_req_set_callback(subreq, smb2cli_tcon_done, req);
87 static void smb2cli_tcon_done(struct tevent_req *subreq)
89 struct tevent_req *req = tevent_req_callback_data(
90 subreq, struct tevent_req);
91 struct smb2cli_tcon_state *state = tevent_req_data(
92 req, struct smb2cli_tcon_state);
93 struct cli_state *cli = state->cli;
98 status = smb2cli_req_recv(subreq, talloc_tos(), &iov, 16);
99 if (!NT_STATUS_IS_OK(status)) {
101 tevent_req_nterror(req, status);
105 cli->smb2.tid = IVAL(iov[0].iov_base, SMB2_HDR_TID);
107 body = (uint8_t *)iov[1].iov_base;
108 cli->smb2.share_type = CVAL(body, 2);
109 cli->smb2.share_flags = IVAL(body, 4);
110 cli->capabilities = IVAL(body, 8);
111 cli->smb2.maximal_access = IVAL(body, 12);
114 tevent_req_done(req);
117 NTSTATUS smb2cli_tcon_recv(struct tevent_req *req)
119 return tevent_req_simple_recv_ntstatus(req);
122 NTSTATUS smb2cli_tcon(struct cli_state *cli, const char *share)
124 TALLOC_CTX *frame = talloc_stackframe();
125 struct event_context *ev;
126 struct tevent_req *req;
127 NTSTATUS status = NT_STATUS_NO_MEMORY;
129 if (cli_has_async_calls(cli)) {
131 * Can't use sync call while an async call is in flight
133 status = NT_STATUS_INVALID_PARAMETER;
136 ev = event_context_init(frame);
140 req = smb2cli_tcon_send(frame, ev, cli, share);
144 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
147 status = smb2cli_tcon_recv(req);
153 struct smb2cli_tdis_state {
157 static void smb2cli_tdis_done(struct tevent_req *subreq);
159 struct tevent_req *smb2cli_tdis_send(TALLOC_CTX *mem_ctx,
160 struct tevent_context *ev,
161 struct cli_state *cli)
163 struct tevent_req *req, *subreq;
164 struct smb2cli_tdis_state *state;
166 req = tevent_req_create(mem_ctx, &state,
167 struct smb2cli_tdis_state);
171 SSVAL(state->fixed, 0, 4);
173 subreq = smb2cli_req_send(state, ev, cli, SMB2_OP_TDIS,
178 state->fixed, sizeof(state->fixed),
180 if (tevent_req_nomem(subreq, req)) {
181 return tevent_req_post(req, ev);
183 tevent_req_set_callback(subreq, smb2cli_tdis_done, req);
187 static void smb2cli_tdis_done(struct tevent_req *subreq)
189 struct tevent_req *req =
190 tevent_req_callback_data(subreq,
195 status = smb2cli_req_recv(subreq, talloc_tos(), &iov, 4);
197 if (tevent_req_nterror(req, status)) {
200 tevent_req_done(req);
203 NTSTATUS smb2cli_tdis_recv(struct tevent_req *req)
205 return tevent_req_simple_recv_ntstatus(req);
208 NTSTATUS smb2cli_tdis(struct cli_state *cli)
210 TALLOC_CTX *frame = talloc_stackframe();
211 struct event_context *ev;
212 struct tevent_req *req;
213 NTSTATUS status = NT_STATUS_NO_MEMORY;
215 if (cli_has_async_calls(cli)) {
217 * Can't use sync call while an async call is in flight
219 status = NT_STATUS_INVALID_PARAMETER;
222 ev = event_context_init(frame);
226 req = smb2cli_tdis_send(frame, ev, cli);
230 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
233 status = smb2cli_tdis_recv(req);