1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
#ifndef __NET_VXLAN_WRAPPER_H
#define __NET_VXLAN_WRAPPER_H 1
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/udp.h>
#include <net/gre.h>
#include <linux/version.h>
#ifdef GRE_USE_KERNEL_GRE_HANDLE_OFFLOADS
#include_next <net/vxlan.h>
static inline int rpl_vxlan_xmit_skb(struct vxlan_sock *vs,
struct rtable *rt, struct sk_buff *skb,
__be32 src, __be32 dst, __u8 tos, __u8 ttl, __be16 df,
__be16 src_port, __be16 dst_port, __be32 vni)
{
if (skb->encapsulation && skb_is_gso(skb)) {
kfree_skb(skb);
return -ENOSYS;
}
#ifdef HAVE_VXLAN_XMIT_SKB_XNET_ARG
return vxlan_xmit_skb(vs, rt, skb, src, dst, tos, ttl, df,
src_port, dst_port, vni, false);
#else
#ifndef HAVE_IPTUNNEL_XMIT_NET
return vxlan_xmit_skb(vs, rt, skb, src, dst, tos, ttl, df,
src_port, dst_port, vni);
#else
return vxlan_xmit_skb(NULL, vs, rt, skb, src, dst, tos, ttl, df,
src_port, dst_port, vni);
#endif
#endif
}
#define vxlan_xmit_skb rpl_vxlan_xmit_skb
#else
struct vxlan_sock;
typedef void (vxlan_rcv_t)(struct vxlan_sock *vs, struct sk_buff *skb, __be32 key);
/* per UDP socket information */
struct vxlan_sock {
struct hlist_node hlist;
vxlan_rcv_t *rcv;
void *data;
struct work_struct del_work;
struct socket *sock;
struct rcu_head rcu;
};
struct vxlan_sock *vxlan_sock_add(struct net *net, __be16 port,
vxlan_rcv_t *rcv, void *data,
bool no_share, bool ipv6);
void vxlan_sock_release(struct vxlan_sock *vs);
int vxlan_xmit_skb(struct vxlan_sock *vs,
struct rtable *rt, struct sk_buff *skb,
__be32 src, __be32 dst, __u8 tos, __u8 ttl, __be16 df,
__be16 src_port, __be16 dst_port, __be32 vni);
__be16 vxlan_src_port(__u16 port_min, __u16 port_max, struct sk_buff *skb);
#endif /* 3.12 */
#endif
|
