Contributors: 12
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Hannes Frederic Sowa |
58 |
26.61% |
1 |
4.35% |
| Patrick McHardy |
49 |
22.48% |
3 |
13.04% |
| Herbert Xu |
37 |
16.97% |
3 |
13.04% |
| Steffen Klassert |
17 |
7.80% |
2 |
8.70% |
| Eric W. Biedermann |
15 |
6.88% |
5 |
21.74% |
| Linus Torvalds |
12 |
5.50% |
1 |
4.35% |
| David S. Miller |
11 |
5.05% |
1 |
4.35% |
| Eric Dumazet |
8 |
3.67% |
2 |
8.70% |
| Florian Westphal |
5 |
2.29% |
2 |
8.70% |
| Phil Sutter |
3 |
1.38% |
1 |
4.35% |
| Thomas Gleixner |
2 |
0.92% |
1 |
4.35% |
| Jan Engelhardt |
1 |
0.46% |
1 |
4.35% |
| Total |
218 |
|
23 |
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* xfrm4_output.c - Common IPsec encapsulation code for IPv4.
* Copyright (c) 2004 Herbert Xu <herbert@gondor.apana.org.au>
*/
#include <linux/if_ether.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/skbuff.h>
#include <linux/netfilter_ipv4.h>
#include <net/dst.h>
#include <net/ip.h>
#include <net/xfrm.h>
#include <net/icmp.h>
static int __xfrm4_output(struct net *net, struct sock *sk, struct sk_buff *skb)
{
#ifdef CONFIG_NETFILTER
struct xfrm_state *x = skb_dst(skb)->xfrm;
if (!x) {
IPCB(skb)->flags |= IPSKB_REROUTED;
return dst_output(net, sk, skb);
}
#endif
return xfrm_output(sk, skb);
}
int xfrm4_output(struct net *net, struct sock *sk, struct sk_buff *skb)
{
return NF_HOOK_COND(NFPROTO_IPV4, NF_INET_POST_ROUTING,
net, sk, skb, skb->dev, skb_dst(skb)->dev,
__xfrm4_output,
!(IPCB(skb)->flags & IPSKB_REROUTED));
}
void xfrm4_local_error(struct sk_buff *skb, u32 mtu)
{
struct iphdr *hdr;
hdr = skb->encapsulation ? inner_ip_hdr(skb) : ip_hdr(skb);
ip_local_error(skb->sk, EMSGSIZE, hdr->daddr,
inet_sk(skb->sk)->inet_dport, mtu);
}