diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/vxlan.h | 39 | ||||
| -rw-r--r-- | include/uapi/linux/openvswitch.h | 11 |
2 files changed, 50 insertions, 0 deletions
diff --git a/include/net/vxlan.h b/include/net/vxlan.h new file mode 100644 index 000000000000..ad342e3688a0 --- /dev/null +++ b/include/net/vxlan.h @@ -0,0 +1,39 @@ +#ifndef __NET_VXLAN_H +#define __NET_VXLAN_H 1 + +#include <linux/skbuff.h> +#include <linux/netdevice.h> +#include <linux/udp.h> + +#define VNI_HASH_BITS 10 +#define VNI_HASH_SIZE (1<<VNI_HASH_BITS) + +struct vxlan_sock; +typedef void (vxlan_rcv_t)(struct vxlan_sock *vh, 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 hlist_head vni_list[VNI_HASH_SIZE]; + atomic_t refcnt; +}; + +struct vxlan_sock *vxlan_sock_add(struct net *net, __be16 port, + vxlan_rcv_t *rcv, void *data, + bool no_share); + +void vxlan_sock_release(struct vxlan_sock *vs); + +int vxlan_xmit_skb(struct net *net, 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 diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h index c55efaaa9bb4..52490b0e62b5 100644 --- a/include/uapi/linux/openvswitch.h +++ b/include/uapi/linux/openvswitch.h @@ -165,6 +165,7 @@ enum ovs_vport_type { OVS_VPORT_TYPE_NETDEV, /* network device */ OVS_VPORT_TYPE_INTERNAL, /* network device implemented by datapath */ OVS_VPORT_TYPE_GRE, /* GRE tunnel. */ + OVS_VPORT_TYPE_VXLAN, /* VXLAN tunnel. */ __OVS_VPORT_TYPE_MAX }; @@ -211,6 +212,16 @@ enum ovs_vport_attr { #define OVS_VPORT_ATTR_MAX (__OVS_VPORT_ATTR_MAX - 1) +/* OVS_VPORT_ATTR_OPTIONS attributes for tunnels. + */ +enum { + OVS_TUNNEL_ATTR_UNSPEC, + OVS_TUNNEL_ATTR_DST_PORT, /* 16-bit UDP port, used by L4 tunnels. */ + __OVS_TUNNEL_ATTR_MAX +}; + +#define OVS_TUNNEL_ATTR_MAX (__OVS_TUNNEL_ATTR_MAX - 1) + /* Flows. */ #define OVS_FLOW_FAMILY "ovs_flow" |