forked from kkovaacs/zorp
/
kzorp.c
61 lines (54 loc) · 1.82 KB
/
kzorp.c
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
/***************************************************************************
*
* Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
* 2010, 2011 BalaBit IT Ltd, Budapest, Hungary
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* Note that this permission is granted for only version 2 of the GPL.
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
* 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 <zorp/zorp.h>
#include <zorp/kzorp-kernel.h>
#include <zorp/log.h>
#include <netinet/ip.h>
gboolean
z_kzorp_get_lookup_result(guint8 family, gint fd, struct z_kzorp_lookup_result *result)
{
socklen_t size = sizeof(*result);
int level;
z_enter();
switch (family)
{
case PF_INET:
level = SOL_IP;
break;
case PF_INET6:
level = SOL_IPV6;
break;
default:
g_assert_not_reached();
break;
}
if (getsockopt(fd, level, SO_KZORP_RESULT, result, &size) < 0)
{
z_log(NULL, CORE_ERROR, 3, "Error querying KZorp lookup result; fd='%d', error='%s'", fd, g_strerror(errno));
z_return(FALSE);
}
z_return(TRUE);
}