ofproto-dpif: Differentiate between different miss types in packet in

[sliver-openvswitch.git] / ofproto / connmgr.h

diff --git a/ofproto/connmgr.h b/ofproto/connmgr.h
index 3c9216f..c4cfd83 100644 (file)
--- a/ofproto/connmgr.h
+++ b/ofproto/connmgr.h
@@ -62,17 +62,32 @@ enum ofconn_async_msg_type {
     OAM_N_TYPES
 };
 
+enum ofproto_packet_in_miss_type {
+    /* Not generated by a flow miss or table-miss flow. */
+    OFPROTO_PACKET_IN_NO_MISS,
+
+    /* The packet_in was generated directly by a table-miss flow, that is, a
+     * flow with priority 0 that wildcards all fields.  See OF1.3.3 section
+     * 5.4.
+     *
+     * (Our interpretation of "directly" is "not via groups".  Packet_ins
+     * generated by table-miss flows via groups use
+     * OFPROTO_PACKET_IN_NO_MISS.) */
+    OFPROTO_PACKET_IN_MISS_FLOW,
+
+    /* The packet-in was generated directly by a table-miss, but not a
+     * table-miss flow.  That is, it was generated by the OpenFlow 1.0, 1.1, or
+     * 1.2 table-miss behavior. */
+    OFPROTO_PACKET_IN_MISS_WITHOUT_FLOW,
+};
+
 /* A packet_in, with extra members to assist in queuing and routing it. */
 struct ofproto_packet_in {
     struct ofputil_packet_in up;
     struct list list_node;      /* For queuing. */
     uint16_t controller_id;     /* Controller ID to send to. */
     int send_len;               /* Length that the action requested sending. */
-
-    /* True if the packet_in was generated directly by a table-miss flow, that
-     * is, a flow with priority 0 that wildcards all fields.  (Our
-     * interpretation of "directly" is "not via groups".) */
-    bool generated_by_table_miss;
+    enum ofproto_packet_in_miss_type miss_type;
 };
 
 /* Basics. */