Release 4.15 include/net/arp.h
/* SPDX-License-Identifier: GPL-2.0 */
/* linux/net/inet/arp.h */
#ifndef _ARP_H
#define _ARP_H
#include <linux/if_arp.h>
#include <linux/hash.h>
#include <net/neighbour.h>
extern struct neigh_table arp_tbl;
static inline u32 arp_hashfn(const void *pkey, const struct net_device *dev, u32 *hash_rnd)
{
u32 key = *(const u32 *)pkey;
u32 val = key ^ hash32_ptr(dev);
return val * hash_rnd[0];
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| David S. Miller | 29 | 56.86% | 1 | 33.33% |
| Eric W. Biedermann | 19 | 37.25% | 1 | 33.33% |
| Pavel Emelyanov | 3 | 5.88% | 1 | 33.33% |
| Total | 51 | 100.00% | 3 | 100.00% |
static inline struct neighbour *__ipv4_neigh_lookup_noref(struct net_device *dev, u32 key)
{
if (dev->flags & (IFF_LOOPBACK | IFF_POINTOPOINT))
key = INADDR_ANY;
return ___neigh_lookup_noref(&arp_tbl, neigh_key_eq32, arp_hashfn, &key, dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| David S. Miller | 25 | 51.02% | 2 | 50.00% |
| Jim Westfall | 16 | 32.65% | 1 | 25.00% |
| Eric W. Biedermann | 8 | 16.33% | 1 | 25.00% |
| Total | 49 | 100.00% | 4 | 100.00% |
static inline struct neighbour *__ipv4_neigh_lookup(struct net_device *dev, u32 key)
{
struct neighbour *n;
rcu_read_lock_bh();
n = __ipv4_neigh_lookup_noref(dev, key);
if (n && !refcount_inc_not_zero(&n->refcnt))
n = NULL;
rcu_read_unlock_bh();
return n;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| David S. Miller | 56 | 98.25% | 2 | 66.67% |
| Elena Reshetova | 1 | 1.75% | 1 | 33.33% |
| Total | 57 | 100.00% | 3 | 100.00% |
static inline void __ipv4_confirm_neigh(struct net_device *dev, u32 key)
{
struct neighbour *n;
rcu_read_lock_bh();
n = __ipv4_neigh_lookup_noref(dev, key);
if (n) {
unsigned long now = jiffies;
/* avoid dirtying neighbour */
if (n->confirmed != now)
n->confirmed = now;
}
rcu_read_unlock_bh();
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Julian Anastasov | 62 | 100.00% | 1 | 100.00% |
| Total | 62 | 100.00% | 1 | 100.00% |
void arp_init(void);
int arp_ioctl(struct net *net, unsigned int cmd, void __user *arg);
void arp_send(int type, int ptype, __be32 dest_ip,
struct net_device *dev, __be32 src_ip,
const unsigned char *dest_hw,
const unsigned char *src_hw, const unsigned char *th);
int arp_mc_map(__be32 addr, u8 *haddr, struct net_device *dev, int dir);
void arp_ifdown(struct net_device *dev);
struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
struct net_device *dev, __be32 src_ip,
const unsigned char *dest_hw,
const unsigned char *src_hw,
const unsigned char *target_hw);
void arp_xmit(struct sk_buff *skb);
#endif /* _ARP_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| David S. Miller | 110 | 28.57% | 3 | 11.54% |
| Linus Torvalds (pre-git) | 100 | 25.97% | 11 | 42.31% |
| Julian Anastasov | 62 | 16.10% | 1 | 3.85% |
| Shmulik Hen | 45 | 11.69% | 1 | 3.85% |
| Eric W. Biedermann | 27 | 7.01% | 1 | 3.85% |
| Jim Westfall | 16 | 4.16% | 1 | 3.85% |
| Pavel Emelyanov | 11 | 2.86% | 2 | 7.69% |
| Al Viro | 6 | 1.56% | 3 | 11.54% |
| Jan Engelhardt | 6 | 1.56% | 1 | 3.85% |
| Greg Kroah-Hartman | 1 | 0.26% | 1 | 3.85% |
| Elena Reshetova | 1 | 0.26% | 1 | 3.85% |
| Total | 385 | 100.00% | 26 | 100.00% |
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