1/*
2 *  This file is free software: you may copy, redistribute and/or modify it
3 *  under the terms of the GNU General Public License as published by the
4 *  Free Software Foundation, either version 2 of the License, or (at your
5 *  option) any later version.
6 *
7 *  This file is distributed in the hope that it will be useful, but
8 *  WITHOUT ANY WARRANTY; without even the implied warranty of
9 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
10 *  General Public License for more details.
11 *
12 *  You should have received a copy of the GNU General Public License
13 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
14 *
15 * This file incorporates work covered by the following copyright and
16 * permission notice:
17 *
18Copyright (c) 2007, 2008 by Juliusz Chroboczek
19
20Permission is hereby granted, free of charge, to any person obtaining a copy
21of this software and associated documentation files (the "Software"), to deal
22in the Software without restriction, including without limitation the rights
23to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
24copies of the Software, and to permit persons to whom the Software is
25furnished to do so, subject to the following conditions:
26
27The above copyright notice and this permission notice shall be included in
28all copies or substantial portions of the Software.
29
30THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
31IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
32FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
33AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
34LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
35OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
36THE SOFTWARE.
37*/
38
39#include <netinet/in.h>
40#include "babel_main.h"
41#include "if.h"
42
43#define KERNEL_INFINITY 0xFFFF
44
45struct kernel_route {
46    unsigned char prefix[16];
47    int plen;
48    int metric;
49    unsigned int ifindex;
50    int proto;
51    unsigned char gw[16];
52};
53
54#define ROUTE_FLUSH 0
55#define ROUTE_ADD 1
56#define ROUTE_MODIFY 2
57
58extern int export_table, import_table;
59
60int kernel_interface_operational(struct interface *interface);
61int kernel_interface_mtu(struct interface *interface);
62int kernel_interface_wireless(struct interface *interface);
63int kernel_route(int operation, const unsigned char *dest, unsigned short plen,
64                 const unsigned char *gate, int ifindex, unsigned int metric,
65                 const unsigned char *newgate, int newifindex,
66                 unsigned int newmetric);
67int if_eui64(char *ifname, int ifindex, unsigned char *eui);
68int gettime(struct timeval *tv);
69int read_random_bytes(void *buf, size_t len);
70