1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
|
/*
Unix SMB/CIFS implementation.
client connect/disconnect routines
Copyright (C) Andrew Tridgell 2003-2005
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "libcli/raw/libcliraw.h"
#include "libcli/composite/composite.h"
/*
wrapper around smbcli_sock_connect()
*/
BOOL smbcli_socket_connect(struct smbcli_state *cli, const char *server)
{
struct smbcli_socket *sock;
sock = smbcli_sock_init(cli, NULL);
if (!sock) return False;
if (!smbcli_sock_connect_byname(sock, server, 0)) {
talloc_free(sock);
return False;
}
cli->transport = smbcli_transport_init(sock, cli, True);
if (!cli->transport) {
return False;
}
return True;
}
/* wrapper around smbcli_transport_connect() */
BOOL smbcli_transport_establish(struct smbcli_state *cli,
struct nbt_name *calling,
struct nbt_name *called)
{
return smbcli_transport_connect(cli->transport, calling, called);
}
/* wrapper around smb_raw_negotiate() */
NTSTATUS smbcli_negprot(struct smbcli_state *cli)
{
return smb_raw_negotiate(cli->transport, lp_maxprotocol());
}
/* wrapper around smb_raw_session_setup() */
NTSTATUS smbcli_session_setup(struct smbcli_state *cli,
struct cli_credentials *credentials)
{
struct smb_composite_sesssetup setup;
NTSTATUS status;
TALLOC_CTX *mem_ctx;
cli->session = smbcli_session_init(cli->transport, cli, True);
if (!cli->session) return NT_STATUS_UNSUCCESSFUL;
mem_ctx = talloc_init("smbcli_session_setup");
if (!mem_ctx) return NT_STATUS_NO_MEMORY;
setup.in.sesskey = cli->transport->negotiate.sesskey;
setup.in.capabilities = cli->transport->negotiate.capabilities;
setup.in.credentials = credentials;
setup.in.workgroup = lp_workgroup();
status = smb_composite_sesssetup(cli->session, &setup);
cli->session->vuid = setup.out.vuid;
talloc_free(mem_ctx);
return status;
}
/* wrapper around smb_tree_connect() */
NTSTATUS smbcli_send_tconX(struct smbcli_state *cli, const char *sharename,
const char *devtype, const char *password)
{
union smb_tcon tcon;
TALLOC_CTX *mem_ctx;
NTSTATUS status;
cli->tree = smbcli_tree_init(cli->session, cli, True);
if (!cli->tree) return NT_STATUS_UNSUCCESSFUL;
mem_ctx = talloc_init("tcon");
if (!mem_ctx) {
return NT_STATUS_NO_MEMORY;
}
/* setup a tree connect */
tcon.generic.level = RAW_TCON_TCONX;
tcon.tconx.in.flags = 0;
if (cli->transport->negotiate.sec_mode & NEGOTIATE_SECURITY_USER_LEVEL) {
tcon.tconx.in.password = data_blob(NULL, 0);
} else if (cli->transport->negotiate.sec_mode & NEGOTIATE_SECURITY_CHALLENGE_RESPONSE) {
tcon.tconx.in.password = data_blob_talloc(mem_ctx, NULL, 24);
if (cli->transport->negotiate.secblob.length < 8) {
return NT_STATUS_INVALID_PARAMETER;
}
SMBencrypt(password, cli->transport->negotiate.secblob.data, tcon.tconx.in.password.data);
} else {
tcon.tconx.in.password = data_blob_talloc(mem_ctx, password, strlen(password)+1);
}
tcon.tconx.in.path = sharename;
tcon.tconx.in.device = devtype;
status = smb_tree_connect(cli->tree, mem_ctx, &tcon);
cli->tree->tid = tcon.tconx.out.tid;
talloc_free(mem_ctx);
return status;
}
/*
easy way to get to a fully connected smbcli_state in one call
*/
NTSTATUS smbcli_full_connection(TALLOC_CTX *parent_ctx,
struct smbcli_state **ret_cli,
const char *host,
const char *sharename,
const char *devtype,
struct cli_credentials *credentials)
{
struct smbcli_tree *tree;
NTSTATUS status;
TALLOC_CTX *mem_ctx;
mem_ctx = talloc_init("smbcli_full_connection");
*ret_cli = NULL;
status = smbcli_tree_full_connection(parent_ctx,
&tree, host, 0, sharename, devtype,
credentials);
if (!NT_STATUS_IS_OK(status)) {
goto done;
}
(*ret_cli) = smbcli_state_init(parent_ctx);
(*ret_cli)->tree = tree;
(*ret_cli)->session = tree->session;
(*ret_cli)->transport = tree->session->transport;
done:
talloc_free(mem_ctx);
return status;
}
/*
disconnect the tree
*/
NTSTATUS smbcli_tdis(struct smbcli_state *cli)
{
return smb_tree_disconnect(cli->tree);
}
/****************************************************************************
Initialise a client state structure.
****************************************************************************/
struct smbcli_state *smbcli_state_init(TALLOC_CTX *mem_ctx)
{
struct smbcli_state *cli;
cli = talloc_zero(mem_ctx, struct smbcli_state);
if (cli) {
ZERO_STRUCTP(cli);
}
return cli;
}
/****************************************************************************
Shutdown a client structure.
****************************************************************************/
void smbcli_shutdown(struct smbcli_state *cli)
{
talloc_free(cli);
}
/*
parse a //server/share type UNC name
*/
BOOL smbcli_parse_unc(const char *unc_name, TALLOC_CTX *mem_ctx,
const char **hostname, const char **sharename)
{
char *p;
if (strncmp(unc_name, "\\\\", 2) &&
strncmp(unc_name, "//", 2)) {
return False;
}
*hostname = talloc_strdup(mem_ctx, &unc_name[2]);
p = strchr_m(&(*hostname)[2],'/');
if (!p) {
p = strchr_m(&(*hostname)[2],'\\');
if (!p) return False;
}
*p = 0;
*sharename = talloc_strdup(mem_ctx, p+1);
return True;
}
|
