1/*
2 * Copyright (C) 2000 Lennert Buytenhek
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17 */
18
19#ifndef _LIBBRIDGE_PRIVATE_H
20#define _LIBBRIDGE_PRIVATE_H
21
22#include "config.h"
23
24#include <linux/sockios.h>
25#include <sys/time.h>
26#include <sys/ioctl.h>
27#include <linux/if_bridge.h>
28#include <asm/param.h>
29
30#define MAX_BRIDGES	1024
31#define MAX_PORTS	1024
32
33#define dprintf(fmt,arg...)
34
35#ifdef HAVE_LIBSYSFS
36#include <sysfs/libsysfs.h>
37
38#ifndef SYSFS_BRIDGE_PORT_ATTR
39#error Using wrong kernel headers if_bridge.h is out of date.
40#endif
41
42#ifndef SIOCBRADDBR
43#error Using wrong kernel headers sockios.h is out of date.
44#endif
45
46#else
47struct sysfs_class { const char *name; };
48
49static inline struct sysfs_class *sysfs_open_class(const char *name)
50{
51	return NULL;
52}
53
54static inline void sysfs_close_class(struct sysfs_class *class)
55{
56}
57#endif
58
59extern int br_socket_fd;
60extern struct sysfs_class *br_class_net;
61
62static inline unsigned long __tv_to_jiffies(const struct timeval *tv)
63{
64	unsigned long long jif;
65
66	jif = 1000000ULL * tv->tv_sec + tv->tv_usec;
67
68	return (HZ*jif)/1000000;
69}
70
71static inline void __jiffies_to_tv(struct timeval *tv, unsigned long jiffies)
72{
73	unsigned long long tvusec;
74
75	tvusec = (1000000ULL*jiffies)/HZ;
76	tv->tv_sec = tvusec/1000000;
77	tv->tv_usec = tvusec - 1000000 * tv->tv_sec;
78}
79#endif
80