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| author | Simon Horman <simon.horman@netronome.com> | 2017-01-11 14:05:42 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-11 17:02:47 +0100 |
| commit | 55733350e5e8b70c5e54a30dbf98148c695f21f5 (patch) | |
| tree | e5be5791e0594112ac61cc7e33f7ab727349a58a /include/net/flow_dissector.h | |
| parent | net: netcp: correct netcp_get_stats function signature (diff) | |
| download | linux-55733350e5e8b70c5e54a30dbf98148c695f21f5.tar.xz linux-55733350e5e8b70c5e54a30dbf98148c695f21f5.zip | |
flow disector: ARP support
Allow dissection of (R)ARP operation hardware and protocol addresses
for Ethernet hardware and IPv4 protocol addresses.
There are currently no users of FLOW_DISSECTOR_KEY_ARP.
A follow-up patch will allow FLOW_DISSECTOR_KEY_ARP to be used by the
flower classifier.
Signed-off-by: Simon Horman <simon.horman@netronome.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/flow_dissector.h')
| -rw-r--r-- | include/net/flow_dissector.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h index d896a33e00d4..ac9703018a3a 100644 --- a/include/net/flow_dissector.h +++ b/include/net/flow_dissector.h @@ -89,6 +89,24 @@ struct flow_dissector_key_addrs { }; /** + * flow_dissector_key_arp: + * @ports: Operation, source and target addresses for an ARP header + * for Ethernet hardware addresses and IPv4 protocol addresses + * sip: Sender IP address + * tip: Target IP address + * op: Operation + * sha: Sender hardware address + * tpa: Target hardware address + */ +struct flow_dissector_key_arp { + __u32 sip; + __u32 tip; + __u8 op; + unsigned char sha[ETH_ALEN]; + unsigned char tha[ETH_ALEN]; +}; + +/** * flow_dissector_key_tp_ports: * @ports: port numbers of Transport header * src: source port number @@ -141,6 +159,7 @@ enum flow_dissector_key_id { FLOW_DISSECTOR_KEY_ICMP, /* struct flow_dissector_key_icmp */ FLOW_DISSECTOR_KEY_ETH_ADDRS, /* struct flow_dissector_key_eth_addrs */ FLOW_DISSECTOR_KEY_TIPC_ADDRS, /* struct flow_dissector_key_tipc_addrs */ + FLOW_DISSECTOR_KEY_ARP, /* struct flow_dissector_key_arp */ FLOW_DISSECTOR_KEY_VLAN, /* struct flow_dissector_key_flow_vlan */ FLOW_DISSECTOR_KEY_FLOW_LABEL, /* struct flow_dissector_key_flow_tags */ FLOW_DISSECTOR_KEY_GRE_KEYID, /* struct flow_dissector_key_keyid */ |