Add support for understanding ICMP type and code in flow entries.

[sliver-openvswitch.git] / datapath / flow.h

diff --git a/datapath/flow.h b/datapath/flow.h
index 4db6204..f0f8c66 100644 (file)
--- a/datapath/flow.h
+++ b/datapath/flow.h
@@ -39,6 +39,11 @@ struct sw_flow_key {
        uint32_t nw_dst_mask;   /* 1-bit in each significant nw_dst bit. */
 };
 
+/* The match fields for ICMP type and code use the transport source and 
+ * destination port fields, respectively. */
+#define icmp_type tp_src
+#define icmp_code tp_dst
+
 /* Compare two sw_flow_keys and return true if they are the same flow, false
  * otherwise.  Wildcards and netmasks are not considered. */
 static inline int flow_keys_equal(const struct sw_flow_key *a,