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;
34 static void smb2cli_tcon_done(struct tevent_req *subreq);
36 struct tevent_req *smb2cli_tcon_send(TALLOC_CTX *mem_ctx,
37 struct tevent_context *ev,
38 struct cli_state *cli,
41 struct tevent_req *req, *subreq;
42 struct smb2cli_tcon_state *state;
44 char srv_ip[INET6_ADDRSTRLEN];
45 const char *tcon_share;
49 req = tevent_req_create(mem_ctx, &state, struct smb2cli_tcon_state);
55 print_sockaddr(srv_ip, sizeof(srv_ip), cli_state_remote_sockaddr(cli));
57 tcon_share = talloc_asprintf(talloc_tos(), "\\\\%s\\%s",
59 if (tevent_req_nomem(tcon_share, req)) {
60 return tevent_req_post(req, ev);
62 if (!convert_string_talloc(state, CH_UNIX, CH_UTF16,
63 tcon_share, strlen(tcon_share),
66 return tevent_req_post(req, ev);
69 if (strlen(tcon_share) == 0) {
76 SSVAL(fixed, 4, SMB2_HDR_BODY + 8);
77 SSVAL(fixed, 6, dyn_len);
80 dyn = state->dyn_pad;;
81 dyn_len = sizeof(state->dyn_pad);
84 subreq = smb2cli_req_send(state, ev, cli, SMB2_OP_TCON,
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_tcon_done, req);
98 static void smb2cli_tcon_done(struct tevent_req *subreq)
100 struct tevent_req *req = tevent_req_callback_data(
101 subreq, struct tevent_req);
102 struct smb2cli_tcon_state *state = tevent_req_data(
103 req, struct smb2cli_tcon_state);
104 struct cli_state *cli = state->cli;
109 status = smb2cli_req_recv(subreq, talloc_tos(), &iov, 16);
110 if (!NT_STATUS_IS_OK(status)) {
112 tevent_req_nterror(req, status);
116 cli->smb2.tid = IVAL(iov[0].iov_base, SMB2_HDR_TID);
118 body = (uint8_t *)iov[1].iov_base;
119 cli->smb2.share_type = CVAL(body, 2);
120 cli->smb2.share_flags = IVAL(body, 4);
121 cli->smb2.share_capabilities = IVAL(body, 8);
122 cli->smb2.maximal_access = IVAL(body, 12);
125 tevent_req_done(req);
128 NTSTATUS smb2cli_tcon_recv(struct tevent_req *req)
130 return tevent_req_simple_recv_ntstatus(req);
133 NTSTATUS smb2cli_tcon(struct cli_state *cli, const char *share)
135 TALLOC_CTX *frame = talloc_stackframe();
136 struct event_context *ev;
137 struct tevent_req *req;
138 NTSTATUS status = NT_STATUS_NO_MEMORY;
140 if (cli_has_async_calls(cli)) {
142 * Can't use sync call while an async call is in flight
144 status = NT_STATUS_INVALID_PARAMETER;
147 ev = event_context_init(frame);
151 req = smb2cli_tcon_send(frame, ev, cli, share);
155 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
158 status = smb2cli_tcon_recv(req);
164 struct smb2cli_tdis_state {
168 static void smb2cli_tdis_done(struct tevent_req *subreq);
170 struct tevent_req *smb2cli_tdis_send(TALLOC_CTX *mem_ctx,
171 struct tevent_context *ev,
172 struct cli_state *cli)
174 struct tevent_req *req, *subreq;
175 struct smb2cli_tdis_state *state;
177 req = tevent_req_create(mem_ctx, &state,
178 struct smb2cli_tdis_state);
182 SSVAL(state->fixed, 0, 4);
184 subreq = smb2cli_req_send(state, ev, cli, SMB2_OP_TDIS,
189 state->fixed, sizeof(state->fixed),
191 if (tevent_req_nomem(subreq, req)) {
192 return tevent_req_post(req, ev);
194 tevent_req_set_callback(subreq, smb2cli_tdis_done, req);
198 static void smb2cli_tdis_done(struct tevent_req *subreq)
200 struct tevent_req *req =
201 tevent_req_callback_data(subreq,
206 status = smb2cli_req_recv(subreq, talloc_tos(), &iov, 4);
208 if (tevent_req_nterror(req, status)) {
211 tevent_req_done(req);
214 NTSTATUS smb2cli_tdis_recv(struct tevent_req *req)
216 return tevent_req_simple_recv_ntstatus(req);
219 NTSTATUS smb2cli_tdis(struct cli_state *cli)
221 TALLOC_CTX *frame = talloc_stackframe();
222 struct event_context *ev;
223 struct tevent_req *req;
224 NTSTATUS status = NT_STATUS_NO_MEMORY;
226 if (cli_has_async_calls(cli)) {
228 * Can't use sync call while an async call is in flight
230 status = NT_STATUS_INVALID_PARAMETER;
233 ev = event_context_init(frame);
237 req = smb2cli_tdis_send(frame, ev, cli);
241 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
244 status = smb2cli_tdis_recv(req);