cregit-Linux how code gets into the kernel

Release 4.11 net/batman-adv/distributed-arp-table.h

Directory: net/batman-adv
/* Copyright (C) 2011-2017  B.A.T.M.A.N. contributors:
 *
 * Antonio Quartulli
 *
 * 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_DISTRIBUTED_ARP_TABLE_H_

#define _NET_BATMAN_ADV_DISTRIBUTED_ARP_TABLE_H_

#include "main.h"

#include <linux/compiler.h>
#include <linux/netdevice.h>
#include <linux/types.h>

#include "originator.h"
#include "packet.h"

struct seq_file;
struct sk_buff;

#ifdef CONFIG_BATMAN_ADV_DAT

/* BATADV_DAT_ADDR_MAX - maximum address value in the DHT space */

#define BATADV_DAT_ADDR_MAX ((batadv_dat_addr_t)~(batadv_dat_addr_t)0)

void batadv_dat_status_update(struct net_device *net_dev);
bool batadv_dat_snoop_outgoing_arp_request(struct batadv_priv *bat_priv,
					   struct sk_buff *skb);
bool batadv_dat_snoop_incoming_arp_request(struct batadv_priv *bat_priv,
					   struct sk_buff *skb, int hdr_size);
void batadv_dat_snoop_outgoing_arp_reply(struct batadv_priv *bat_priv,
					 struct sk_buff *skb);
bool batadv_dat_snoop_incoming_arp_reply(struct batadv_priv *bat_priv,
					 struct sk_buff *skb, int hdr_size);
bool batadv_dat_drop_broadcast_packet(struct batadv_priv *bat_priv,
				      struct batadv_forw_packet *forw_packet);

/**
 * batadv_dat_init_orig_node_addr - assign a DAT address to the orig_node
 * @orig_node: the node to assign the DAT address to
 */

static inline void batadv_dat_init_orig_node_addr(struct batadv_orig_node *orig_node) { u32 addr; addr = batadv_choose_orig(orig_node->orig, BATADV_DAT_ADDR_MAX); orig_node->dat_addr = (batadv_dat_addr_t)addr; }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli3497.14%150.00%
Sven Eckelmann12.86%150.00%
Total35100.00%2100.00%

/** * batadv_dat_init_own_addr - assign a DAT address to the node itself * @bat_priv: the bat priv with all the soft interface information * @primary_if: a pointer to the primary interface */
static inline void batadv_dat_init_own_addr(struct batadv_priv *bat_priv, struct batadv_hard_iface *primary_if) { u32 addr; addr = batadv_choose_orig(primary_if->net_dev->dev_addr, BATADV_DAT_ADDR_MAX); bat_priv->dat.addr = (batadv_dat_addr_t)addr; }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli4397.73%150.00%
Sven Eckelmann12.27%150.00%
Total44100.00%2100.00%

int batadv_dat_init(struct batadv_priv *bat_priv); void batadv_dat_free(struct batadv_priv *bat_priv); int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset); /** * batadv_dat_inc_counter - increment the correct DAT packet counter * @bat_priv: the bat priv with all the soft interface information * @subtype: the 4addr subtype of the packet to be counted * * Updates the ethtool statistics for the received packet if it is a DAT subtype */
static inline void batadv_dat_inc_counter(struct batadv_priv *bat_priv, u8 subtype) { switch (subtype) { case BATADV_P_DAT_DHT_GET: batadv_inc_counter(bat_priv, BATADV_CNT_DAT_GET_RX); break; case BATADV_P_DAT_DHT_PUT: batadv_inc_counter(bat_priv, BATADV_CNT_DAT_PUT_RX); break; } }

Contributors

PersonTokensPropCommitsCommitProp
Martin Hundeböll4297.67%150.00%
Sven Eckelmann12.33%150.00%
Total43100.00%2100.00%

#else
static inline void batadv_dat_status_update(struct net_device *net_dev) { }

Contributors

PersonTokensPropCommitsCommitProp
Marek Lindner11100.00%1100.00%
Total11100.00%1100.00%


static inline bool batadv_dat_snoop_outgoing_arp_request(struct batadv_priv *bat_priv, struct sk_buff *skb) { return false; }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli20100.00%1100.00%
Total20100.00%1100.00%


static inline bool batadv_dat_snoop_incoming_arp_request(struct batadv_priv *bat_priv, struct sk_buff *skb, int hdr_size) { return false; }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli23100.00%1100.00%
Total23100.00%1100.00%


static inline bool batadv_dat_snoop_outgoing_arp_reply(struct batadv_priv *bat_priv, struct sk_buff *skb) { return false; }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli20100.00%1100.00%
Total20100.00%1100.00%


static inline bool batadv_dat_snoop_incoming_arp_reply(struct batadv_priv *bat_priv, struct sk_buff *skb, int hdr_size) { return false; }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli23100.00%1100.00%
Total23100.00%1100.00%


static inline bool batadv_dat_drop_broadcast_packet(struct batadv_priv *bat_priv, struct batadv_forw_packet *forw_packet) { return false; }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli20100.00%1100.00%
Total20100.00%1100.00%


static inline void batadv_dat_init_orig_node_addr(struct batadv_orig_node *orig_node) { }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli11100.00%1100.00%
Total11100.00%1100.00%


static inline void batadv_dat_init_own_addr(struct batadv_priv *bat_priv, struct batadv_hard_iface *iface) { }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli16100.00%1100.00%
Total16100.00%1100.00%


static inline void batadv_arp_change_timeout(struct net_device *soft_iface, const char *name) { }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli16100.00%1100.00%
Total16100.00%1100.00%


static inline int batadv_dat_init(struct batadv_priv *bat_priv) { return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli15100.00%1100.00%
Total15100.00%1100.00%


static inline void batadv_dat_free(struct batadv_priv *bat_priv) { }

Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli11100.00%1100.00%
Total11100.00%1100.00%


static inline void batadv_dat_inc_counter(struct batadv_priv *bat_priv, u8 subtype) { }

Contributors

PersonTokensPropCommitsCommitProp
Martin Hundeböll1392.86%150.00%
Sven Eckelmann17.14%150.00%
Total14100.00%2100.00%

#endif /* CONFIG_BATMAN_ADV_DAT */ #endif /* _NET_BATMAN_ADV_DISTRIBUTED_ARP_TABLE_H_ */

Overall Contributors

PersonTokensPropCommitsCommitProp
Antonio Quartulli38679.10%650.00%
Martin Hundeböll5711.68%216.67%
Sven Eckelmann255.12%325.00%
Marek Lindner204.10%18.33%
Total488100.00%12100.00%
Directory: net/batman-adv
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