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, talloc_get_size(tcon_share),
66 return tevent_req_post(req, ev);
71 SSVAL(fixed, 4, SMB2_HDR_BODY + 8);
72 SSVAL(fixed, 6, dyn_len);
75 dyn = state->dyn_pad;;
76 dyn_len = sizeof(state->dyn_pad);
79 subreq = smb2cli_req_send(state, ev, cli, SMB2_OP_TCON,
84 state->fixed, sizeof(state->fixed),
86 if (tevent_req_nomem(subreq, req)) {
87 return tevent_req_post(req, ev);
89 tevent_req_set_callback(subreq, smb2cli_tcon_done, req);
93 static void smb2cli_tcon_done(struct tevent_req *subreq)
95 struct tevent_req *req = tevent_req_callback_data(
96 subreq, struct tevent_req);
97 struct smb2cli_tcon_state *state = tevent_req_data(
98 req, struct smb2cli_tcon_state);
99 struct cli_state *cli = state->cli;
104 status = smb2cli_req_recv(subreq, talloc_tos(), &iov, 16);
105 if (!NT_STATUS_IS_OK(status)) {
107 tevent_req_nterror(req, status);
111 cli->smb2.tid = IVAL(iov[0].iov_base, SMB2_HDR_TID);
113 body = (uint8_t *)iov[1].iov_base;
114 cli->smb2.share_type = CVAL(body, 2);
115 cli->smb2.share_flags = IVAL(body, 4);
116 cli->capabilities = IVAL(body, 8);
117 cli->smb2.maximal_access = IVAL(body, 12);
120 tevent_req_done(req);
123 NTSTATUS smb2cli_tcon_recv(struct tevent_req *req)
125 return tevent_req_simple_recv_ntstatus(req);
128 NTSTATUS smb2cli_tcon(struct cli_state *cli, const char *share)
130 TALLOC_CTX *frame = talloc_stackframe();
131 struct event_context *ev;
132 struct tevent_req *req;
133 NTSTATUS status = NT_STATUS_NO_MEMORY;
135 if (cli_has_async_calls(cli)) {
137 * Can't use sync call while an async call is in flight
139 status = NT_STATUS_INVALID_PARAMETER;
142 ev = event_context_init(frame);
146 req = smb2cli_tcon_send(frame, ev, cli, share);
150 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
153 status = smb2cli_tcon_recv(req);
159 struct smb2cli_tdis_state {
163 static void smb2cli_tdis_done(struct tevent_req *subreq);
165 struct tevent_req *smb2cli_tdis_send(TALLOC_CTX *mem_ctx,
166 struct tevent_context *ev,
167 struct cli_state *cli)
169 struct tevent_req *req, *subreq;
170 struct smb2cli_tdis_state *state;
172 req = tevent_req_create(mem_ctx, &state,
173 struct smb2cli_tdis_state);
177 SSVAL(state->fixed, 0, 4);
179 subreq = smb2cli_req_send(state, ev, cli, SMB2_OP_TDIS,
184 state->fixed, sizeof(state->fixed),
186 if (tevent_req_nomem(subreq, req)) {
187 return tevent_req_post(req, ev);
189 tevent_req_set_callback(subreq, smb2cli_tdis_done, req);
193 static void smb2cli_tdis_done(struct tevent_req *subreq)
195 struct tevent_req *req =
196 tevent_req_callback_data(subreq,
201 status = smb2cli_req_recv(subreq, talloc_tos(), &iov, 4);
203 if (tevent_req_nterror(req, status)) {
206 tevent_req_done(req);
209 NTSTATUS smb2cli_tdis_recv(struct tevent_req *req)
211 return tevent_req_simple_recv_ntstatus(req);
214 NTSTATUS smb2cli_tdis(struct cli_state *cli)
216 TALLOC_CTX *frame = talloc_stackframe();
217 struct event_context *ev;
218 struct tevent_req *req;
219 NTSTATUS status = NT_STATUS_NO_MEMORY;
221 if (cli_has_async_calls(cli)) {
223 * Can't use sync call while an async call is in flight
225 status = NT_STATUS_INVALID_PARAMETER;
228 ev = event_context_init(frame);
232 req = smb2cli_tdis_send(frame, ev, cli);
236 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
239 status = smb2cli_tdis_recv(req);