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| author | Pravin B Shelar <pshelar@nicira.com> | 2013-06-18 04:50:18 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-06-20 05:07:41 +0400 |
| commit | 7d5437c709ded4f152cb8b305d17972d6707f20c (patch) | |
| tree | d69da5004c4a65a0d4f60f5f8884f2aad120698f /net/openvswitch/flow.h | |
| parent | 74f84a5726c7d08c27745305e67474b8645c541d (diff) | |
| download | linux-7d5437c709ded4f152cb8b305d17972d6707f20c.tar.xz | |
openvswitch: Add tunneling interface.
Add ovs tunnel interface for set tunnel action for userspace.
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/openvswitch/flow.h')
| -rw-r--r-- | net/openvswitch/flow.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/net/openvswitch/flow.h b/net/openvswitch/flow.h index e370f6246ee9..aec5e43f690b 100644 --- a/net/openvswitch/flow.h +++ b/net/openvswitch/flow.h @@ -40,7 +40,22 @@ struct sw_flow_actions { struct nlattr actions[]; }; +/* Used to memset ovs_key_ipv4_tunnel padding. */ +#define OVS_TUNNEL_KEY_SIZE \ + (offsetof(struct ovs_key_ipv4_tunnel, ipv4_ttl) + \ + FIELD_SIZEOF(struct ovs_key_ipv4_tunnel, ipv4_ttl)) + +struct ovs_key_ipv4_tunnel { + __be64 tun_id; + __be32 ipv4_src; + __be32 ipv4_dst; + u16 tun_flags; + u8 ipv4_tos; + u8 ipv4_ttl; +}; + struct sw_flow_key { + struct ovs_key_ipv4_tunnel tun_key; /* Encapsulating tunnel key. */ struct { u32 priority; /* Packet QoS priority. */ u32 skb_mark; /* SKB mark. */ @@ -179,5 +194,9 @@ u32 ovs_flow_hash(const struct sw_flow_key *key, int key_len); struct sw_flow *ovs_flow_tbl_next(struct flow_table *table, u32 *bucket, u32 *idx); extern const int ovs_key_lens[OVS_KEY_ATTR_MAX + 1]; +int ovs_ipv4_tun_from_nlattr(const struct nlattr *attr, + struct ovs_key_ipv4_tunnel *tun_key); +int ovs_ipv4_tun_to_nlattr(struct sk_buff *skb, + const struct ovs_key_ipv4_tunnel *tun_key); #endif /* flow.h */ |