1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (C) 2010-2019 B.A.T.M.A.N. contributors:
3 *
4 * Marek Lindner
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of version 2 of the GNU General Public
8 * License as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #ifndef _NET_BATMAN_ADV_SYSFS_H_
20 #define _NET_BATMAN_ADV_SYSFS_H_
21
22 #include "main.h"
23
24 #include <linux/sysfs.h>
25 #include <linux/types.h>
26
27 struct kobject;
28 struct net_device;
29
30 #define BATADV_SYSFS_IF_MESH_SUBDIR "mesh"
31 #define BATADV_SYSFS_IF_BAT_SUBDIR "batman_adv"
32 /**
33 * BATADV_SYSFS_VLAN_SUBDIR_PREFIX - prefix of the subfolder that will be
34 * created in the sysfs hierarchy for each VLAN interface. The subfolder will
35 * be named "BATADV_SYSFS_VLAN_SUBDIR_PREFIX%vid".
36 */
37 #define BATADV_SYSFS_VLAN_SUBDIR_PREFIX "vlan"
38
39 /**
40 * struct batadv_attribute - sysfs export helper for batman-adv attributes
41 */
42 struct batadv_attribute {
43 /** @attr: sysfs attribute file */
44 struct attribute attr;
45
46 /**
47 * @show: function to export the current attribute's content to sysfs
48 */
49 ssize_t (*show)(struct kobject *kobj, struct attribute *attr,
50 char *buf);
51
52 /**
53 * @store: function to load new value from character buffer and save it
54 * in batman-adv attribute
55 */
56 ssize_t (*store)(struct kobject *kobj, struct attribute *attr,
57 char *buf, size_t count);
58 };
59
60 int batadv_sysfs_add_meshif(struct net_device *dev);
61 void batadv_sysfs_del_meshif(struct net_device *dev);
62 int batadv_sysfs_add_hardif(struct kobject **hardif_obj,
63 struct net_device *dev);
64 void batadv_sysfs_del_hardif(struct kobject **hardif_obj);
65 int batadv_sysfs_add_vlan(struct net_device *dev,
66 struct batadv_softif_vlan *vlan);
67 void batadv_sysfs_del_vlan(struct batadv_priv *bat_priv,
68 struct batadv_softif_vlan *vlan);
69 int batadv_throw_uevent(struct batadv_priv *bat_priv, enum batadv_uev_type type,
70 enum batadv_uev_action action, const char *data);
71
72 #endif /* _NET_BATMAN_ADV_SYSFS_H_ */
73
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