Add support for listing and deleting entries based on an output port.

[sliver-openvswitch.git] / switch / chain.c

diff --git a/switch/chain.c b/switch/chain.c
index d64cd12..8f09c00 100644 (file)
--- a/switch/chain.c
+++ b/switch/chain.c
@@ -137,23 +137,24 @@ chain_modify(struct sw_chain *chain, const struct sw_flow_key *key,
     return count;
 }
 
-/* Deletes from 'chain' any and all flows that match 'key'.   If 'strict' set, 
- * wildcards and priority must match.  Returns the number of flows that were 
- * deleted.
+/* Deletes from 'chain' any and all flows that match 'key'.  If 'out_port' 
+ * is not OFPP_NONE, then matching entries must have that port as an 
+ * argument for an output action.  If 'strict" is set, then wildcards and 
+ * priority must match.  Returns the number of flows that were deleted.
  *
  * Expensive in the general case as currently implemented, since it requires
  * iterating through the entire contents of each table for keys that contain
  * wildcards.  Relatively cheap for fully specified keys. */
 int
 chain_delete(struct sw_chain *chain, const struct sw_flow_key *key, 
-             uint16_t priority, int strict)
+             uint16_t out_port, uint16_t priority, int strict)
 {
     int count = 0;
     int i;
 
     for (i = 0; i < chain->n_tables; i++) {
         struct sw_table *t = chain->tables[i];
-        count += t->delete(t, key, priority, strict);
+        count += t->delete(t, key, out_port, priority, strict);
     }
 
     return count;