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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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97
net/batman-adv/hard-interface.h Normal file
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/* Copyright (C) 2007-2014 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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/>.
*/
#ifndef _NET_BATMAN_ADV_HARD_INTERFACE_H_
#define _NET_BATMAN_ADV_HARD_INTERFACE_H_
enum batadv_hard_if_state {
BATADV_IF_NOT_IN_USE,
BATADV_IF_TO_BE_REMOVED,
BATADV_IF_INACTIVE,
BATADV_IF_ACTIVE,
BATADV_IF_TO_BE_ACTIVATED,
BATADV_IF_I_WANT_YOU,
};
/**
* enum batadv_hard_if_cleanup - Cleanup modi for soft_iface after slave removal
* @BATADV_IF_CLEANUP_KEEP: Don't automatically delete soft-interface
* @BATADV_IF_CLEANUP_AUTO: Delete soft-interface after last slave was removed
*/
enum batadv_hard_if_cleanup {
BATADV_IF_CLEANUP_KEEP,
BATADV_IF_CLEANUP_AUTO,
};
extern struct notifier_block batadv_hard_if_notifier;
bool batadv_is_wifi_netdev(struct net_device *net_device);
bool batadv_is_wifi_iface(int ifindex);
struct batadv_hard_iface*
batadv_hardif_get_by_netdev(const struct net_device *net_dev);
int batadv_hardif_enable_interface(struct batadv_hard_iface *hard_iface,
const char *iface_name);
void batadv_hardif_disable_interface(struct batadv_hard_iface *hard_iface,
enum batadv_hard_if_cleanup autodel);
void batadv_hardif_remove_interfaces(void);
int batadv_hardif_min_mtu(struct net_device *soft_iface);
void batadv_update_min_mtu(struct net_device *soft_iface);
void batadv_hardif_free_rcu(struct rcu_head *rcu);
/**
* batadv_hardif_free_ref - decrement the hard interface refcounter and
* possibly free it
* @hard_iface: the hard interface to free
*/
static inline void
batadv_hardif_free_ref(struct batadv_hard_iface *hard_iface)
{
if (atomic_dec_and_test(&hard_iface->refcount))
call_rcu(&hard_iface->rcu, batadv_hardif_free_rcu);
}
/**
* batadv_hardif_free_ref_now - decrement the hard interface refcounter and
* possibly free it (without rcu callback)
* @hard_iface: the hard interface to free
*/
static inline void
batadv_hardif_free_ref_now(struct batadv_hard_iface *hard_iface)
{
if (atomic_dec_and_test(&hard_iface->refcount))
batadv_hardif_free_rcu(&hard_iface->rcu);
}
static inline struct batadv_hard_iface *
batadv_primary_if_get_selected(struct batadv_priv *bat_priv)
{
struct batadv_hard_iface *hard_iface;
rcu_read_lock();
hard_iface = rcu_dereference(bat_priv->primary_if);
if (!hard_iface)
goto out;
if (!atomic_inc_not_zero(&hard_iface->refcount))
hard_iface = NULL;
out:
rcu_read_unlock();
return hard_iface;
}
#endif /* _NET_BATMAN_ADV_HARD_INTERFACE_H_ */