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
|
/*
Unix SMB/CIFS implementation.
Copyright (C) Stefan Metzmacher 2004
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "libnet/libnet.h"
#include "system/time.h"
#include "librpc/gen_ndr/ndr_srvsvc_c.h"
/*
* get the remote time of a server via srvsvc_NetRemoteTOD
*/
static NTSTATUS libnet_RemoteTOD_srvsvc(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r)
{
NTSTATUS status;
struct libnet_RpcConnect c;
struct srvsvc_NetRemoteTOD tod;
struct tm tm;
/* prepare connect to the SRVSVC pipe of a timeserver */
c.level = LIBNET_RPC_CONNECT_SERVER;
c.in.name = r->srvsvc.in.server_name;
c.in.dcerpc_iface = &ndr_table_srvsvc;
/* 1. connect to the SRVSVC pipe of a timeserver */
status = libnet_RpcConnect(ctx, mem_ctx, &c);
if (!NT_STATUS_IS_OK(status)) {
r->srvsvc.out.error_string = talloc_asprintf(mem_ctx,
"Connection to SRVSVC pipe of server '%s' failed: %s",
r->srvsvc.in.server_name, nt_errstr(status));
return status;
}
/* prepare srvsvc_NetrRemoteTOD */
tod.in.server_unc = talloc_asprintf(mem_ctx, "\\%s", c.in.name);
/* 2. try srvsvc_NetRemoteTOD */
status = dcerpc_srvsvc_NetRemoteTOD(c.out.dcerpc_pipe, mem_ctx, &tod);
if (!NT_STATUS_IS_OK(status)) {
r->srvsvc.out.error_string = talloc_asprintf(mem_ctx,
"srvsvc_NetrRemoteTOD on server '%s' failed: %s",
r->srvsvc.in.server_name, nt_errstr(status));
goto disconnect;
}
/* check result of srvsvc_NetrRemoteTOD */
if (!W_ERROR_IS_OK(tod.out.result)) {
r->srvsvc.out.error_string = talloc_asprintf(mem_ctx,
"srvsvc_NetrRemoteTOD on server '%s' failed: %s",
r->srvsvc.in.server_name, win_errstr(tod.out.result));
status = werror_to_ntstatus(tod.out.result);
goto disconnect;
}
/* need to set the out parameters */
tm.tm_sec = (int)tod.out.info->secs;
tm.tm_min = (int)tod.out.info->mins;
tm.tm_hour = (int)tod.out.info->hours;
tm.tm_mday = (int)tod.out.info->day;
tm.tm_mon = (int)tod.out.info->month -1;
tm.tm_year = (int)tod.out.info->year - 1900;
tm.tm_wday = -1;
tm.tm_yday = -1;
tm.tm_isdst = -1;
r->srvsvc.out.time = timegm(&tm);
r->srvsvc.out.time_zone = tod.out.info->timezone * 60;
goto disconnect;
disconnect:
/* close connection */
talloc_free(c.out.dcerpc_pipe);
return status;
}
static NTSTATUS libnet_RemoteTOD_generic(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r)
{
NTSTATUS status;
union libnet_RemoteTOD r2;
r2.srvsvc.level = LIBNET_REMOTE_TOD_SRVSVC;
r2.srvsvc.in.server_name = r->generic.in.server_name;
status = libnet_RemoteTOD(ctx, mem_ctx, &r2);
r->generic.out.time = r2.srvsvc.out.time;
r->generic.out.time_zone = r2.srvsvc.out.time_zone;
r->generic.out.error_string = r2.srvsvc.out.error_string;
return status;
}
NTSTATUS libnet_RemoteTOD(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r)
{
switch (r->generic.level) {
case LIBNET_REMOTE_TOD_GENERIC:
return libnet_RemoteTOD_generic(ctx, mem_ctx, r);
case LIBNET_REMOTE_TOD_SRVSVC:
return libnet_RemoteTOD_srvsvc(ctx, mem_ctx, r);
}
return NT_STATUS_INVALID_LEVEL;
}
|
